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-rw-r--r--test/ruby/test_string.rb1867
1 files changed, 1355 insertions, 512 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index 5274097626..2458d38ef4 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -2,8 +2,6 @@
require 'test/unit'
class TestString < Test::Unit::TestCase
- ENUMERATOR_WANTARRAY = RUBY_VERSION >= "3.0.0"
-
WIDE_ENCODINGS = [
Encoding::UTF_16BE, Encoding::UTF_16LE,
Encoding::UTF_32BE, Encoding::UTF_32LE,
@@ -11,9 +9,6 @@ class TestString < Test::Unit::TestCase
def initialize(*args)
@cls = String
- @aref_re_nth = true
- @aref_re_silent = false
- @aref_slicebang_silent = true
super
end
@@ -82,10 +77,17 @@ class TestString < Test::Unit::TestCase
assert_equal("mystring", str.__send__(:initialize, "mystring", capacity: 1000))
str = S("mystring")
assert_equal("mystring", str.__send__(:initialize, str, capacity: 1000))
+
+ if @cls == String
+ 100.times {
+ "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa".
+ __send__(:initialize, capacity: -1)
+ }
+ end
end
def test_initialize_shared
- String.new(str = "mystring" * 10).__send__(:initialize, capacity: str.bytesize)
+ S(str = "mystring" * 10).__send__(:initialize, capacity: str.bytesize)
assert_equal("mystring", str[0, 8])
end
@@ -99,8 +101,22 @@ class TestString < Test::Unit::TestCase
end
def test_initialize_memory_leak
+ return unless @cls == String
+
assert_no_memory_leak([], <<-PREP, <<-CODE, rss: true)
-code = proc {('x'*100000).__send__(:initialize, '')}
+code = proc {('x'*100_000).__send__(:initialize, '')}
+1_000.times(&code)
+PREP
+100_000.times(&code)
+CODE
+ end
+
+ # Bug #18154
+ def test_initialize_nofree_memory_leak
+ return unless @cls == String
+
+ assert_no_memory_leak([], <<-PREP, <<-CODE, rss: true)
+code = proc {0.to_s.__send__(:initialize, capacity: 100_000)}
1_000.times(&code)
PREP
100_000.times(&code)
@@ -134,14 +150,12 @@ CODE
assert_equal(nil, S("FooBar")[S("xyzzy")])
assert_equal(nil, S("FooBar")[S("plugh")])
- if @aref_re_nth
- assert_equal(S("Foo"), S("FooBar")[/([A-Z]..)([A-Z]..)/, 1])
- assert_equal(S("Bar"), S("FooBar")[/([A-Z]..)([A-Z]..)/, 2])
- assert_equal(nil, S("FooBar")[/([A-Z]..)([A-Z]..)/, 3])
- assert_equal(S("Bar"), S("FooBar")[/([A-Z]..)([A-Z]..)/, -1])
- assert_equal(S("Foo"), S("FooBar")[/([A-Z]..)([A-Z]..)/, -2])
- assert_equal(nil, S("FooBar")[/([A-Z]..)([A-Z]..)/, -3])
- end
+ assert_equal(S("Foo"), S("FooBar")[/([A-Z]..)([A-Z]..)/, 1])
+ assert_equal(S("Bar"), S("FooBar")[/([A-Z]..)([A-Z]..)/, 2])
+ assert_equal(nil, S("FooBar")[/([A-Z]..)([A-Z]..)/, 3])
+ assert_equal(S("Bar"), S("FooBar")[/([A-Z]..)([A-Z]..)/, -1])
+ assert_equal(S("Foo"), S("FooBar")[/([A-Z]..)([A-Z]..)/, -2])
+ assert_equal(nil, S("FooBar")[/([A-Z]..)([A-Z]..)/, -3])
o = Object.new
def o.to_int; 2; end
@@ -150,6 +164,15 @@ CODE
assert_raise(ArgumentError) { "foo"[] }
end
+ def test_AREF_underflow
+ require "rbconfig/sizeof"
+ assert_equal(nil, S("\u{3042 3044 3046}")[RbConfig::LIMITS["LONG_MIN"], 1])
+ end
+
+ def test_AREF_invalid_encoding
+ assert_equal(S("\x80"), S("A"*39+"\x80")[-1, 1])
+ end
+
def test_ASET # '[]='
s = S("FooBar")
s[0] = S('A')
@@ -187,24 +210,18 @@ CODE
assert_equal(S("BarBar"), s)
s[/..r$/] = S("Foo")
assert_equal(S("BarFoo"), s)
- if @aref_re_silent
- s[/xyzzy/] = S("None")
- assert_equal(S("BarFoo"), s)
- else
- assert_raise(IndexError) { s[/xyzzy/] = S("None") }
- end
- if @aref_re_nth
- s[/([A-Z]..)([A-Z]..)/, 1] = S("Foo")
- assert_equal(S("FooFoo"), s)
- s[/([A-Z]..)([A-Z]..)/, 2] = S("Bar")
- assert_equal(S("FooBar"), s)
- assert_raise(IndexError) { s[/([A-Z]..)([A-Z]..)/, 3] = "None" }
- s[/([A-Z]..)([A-Z]..)/, -1] = S("Foo")
- assert_equal(S("FooFoo"), s)
- s[/([A-Z]..)([A-Z]..)/, -2] = S("Bar")
- assert_equal(S("BarFoo"), s)
- assert_raise(IndexError) { s[/([A-Z]..)([A-Z]..)/, -3] = "None" }
- end
+ assert_raise(IndexError) { s[/xyzzy/] = S("None") }
+
+ s[/([A-Z]..)([A-Z]..)/, 1] = S("Foo")
+ assert_equal(S("FooFoo"), s)
+ s[/([A-Z]..)([A-Z]..)/, 2] = S("Bar")
+ assert_equal(S("FooBar"), s)
+ assert_raise(IndexError) { s[/([A-Z]..)([A-Z]..)/, 3] = "None" }
+ s[/([A-Z]..)([A-Z]..)/, -1] = S("Foo")
+ assert_equal(S("FooFoo"), s)
+ s[/([A-Z]..)([A-Z]..)/, -2] = S("Bar")
+ assert_equal(S("BarFoo"), s)
+ assert_raise(IndexError) { s[/([A-Z]..)([A-Z]..)/, -3] = "None" }
s = S("FooBar")
s[S("Foo")] = S("Bar")
@@ -232,23 +249,23 @@ CODE
assert_equal(-1, S("ABCDEF") <=> S("abcdef"))
- assert_nil("foo" <=> Object.new)
+ assert_nil(S("foo") <=> Object.new)
o = Object.new
def o.to_str; "bar"; end
- assert_equal(1, "foo" <=> o)
+ assert_equal(1, S("foo") <=> o)
class << o;remove_method :to_str;end
def o.<=>(x); nil; end
- assert_nil("foo" <=> o)
+ assert_nil(S("foo") <=> o)
class << o;remove_method :<=>;end
def o.<=>(x); 1; end
- assert_equal(-1, "foo" <=> o)
+ assert_equal(-1, S("foo") <=> o)
class << o;remove_method :<=>;end
def o.<=>(x); 2**100; end
- assert_equal(-1, "foo" <=> o)
+ assert_equal(-1, S("foo") <=> o)
end
def test_EQUAL # '=='
@@ -257,14 +274,15 @@ CODE
assert_not_equal(S("CAT"), S('cat'))
assert_not_equal(S("CaT"), S('cAt'))
+ assert_not_equal(S("cat\0""dog"), S("cat\0"))
o = Object.new
def o.to_str; end
def o.==(x); false; end
- assert_equal(false, "foo" == o)
+ assert_equal(false, S("foo") == o)
class << o;remove_method :==;end
def o.==(x); true; end
- assert_equal(true, "foo" == o)
+ assert_equal(true, S("foo") == o)
end
def test_LSHIFT # '<<'
@@ -288,6 +306,9 @@ CODE
assert_raise(RangeError, bug) {S("a".force_encoding(Encoding::UTF_8)) << -1}
assert_raise(RangeError, bug) {S("a".force_encoding(Encoding::UTF_8)) << 0x81308130}
assert_nothing_raised {S("a".force_encoding(Encoding::GB18030)) << 0x81308130}
+
+ s = "\x95".force_encoding(Encoding::SJIS).tap(&:valid_encoding?)
+ assert_predicate(s << 0x5c, :valid_encoding?)
end
def test_MATCH # '=~'
@@ -574,6 +595,8 @@ CODE
assert_equal("foo", s.chomp!("\n"))
s = "foo\r"
assert_equal("foo", s.chomp!("\n"))
+
+ assert_raise(ArgumentError) {String.new.chomp!("", "")}
ensure
$/ = save
$VERBOSE = verbose
@@ -639,15 +662,36 @@ CODE
result << 0x0300
expected = S("\u0300".encode(Encoding::UTF_16LE))
assert_equal(expected, result, bug7090)
- assert_raise(TypeError) { 'foo' << :foo }
- assert_raise(FrozenError) { 'foo'.freeze.concat('bar') }
+ assert_raise(TypeError) { S('foo') << :foo }
+ assert_raise(FrozenError) { S('foo').freeze.concat('bar') }
end
def test_concat_literals
- s="." * 50
+ s=S("." * 50)
assert_equal(Encoding::UTF_8, "#{s}x".encoding)
end
+ def test_string_interpolations_across_heaps_get_embedded
+ omit if GC::INTERNAL_CONSTANTS[:HEAP_COUNT] == 1
+
+ require 'objspace'
+ base_slot_size = GC::INTERNAL_CONSTANTS[:BASE_SLOT_SIZE]
+ small_obj_size = (base_slot_size / 2)
+ large_obj_size = base_slot_size * 2
+
+ a = "a" * small_obj_size
+ b = "a" * large_obj_size
+
+ res = "#{a}, #{b}"
+ dump_res = ObjectSpace.dump(res)
+ dump_orig = ObjectSpace.dump(a)
+ new_slot_size = Integer(dump_res.match(/"slot_size":(\d+)/)[1])
+ orig_slot_size = Integer(dump_orig.match(/"slot_size":(\d+)/)[1])
+
+ assert_match(/"embedded":true/, dump_res)
+ assert_operator(new_slot_size, :>, orig_slot_size)
+ end
+
def test_count
a = S("hello world")
assert_equal(5, a.count(S("lo")))
@@ -655,18 +699,18 @@ CODE
assert_equal(4, a.count(S("hello"), S("^l")))
assert_equal(4, a.count(S("ej-m")))
assert_equal(0, S("y").count(S("a\\-z")))
- assert_equal(5, "abc\u{3042 3044 3046}".count("^a"))
- assert_equal(1, "abc\u{3042 3044 3046}".count("\u3042"))
- assert_equal(5, "abc\u{3042 3044 3046}".count("^\u3042"))
- assert_equal(2, "abc\u{3042 3044 3046}".count("a-z", "^a"))
- assert_equal(0, "abc\u{3042 3044 3046}".count("a", "\u3042"))
- assert_equal(0, "abc\u{3042 3044 3046}".count("\u3042", "a"))
- assert_equal(0, "abc\u{3042 3044 3046}".count("\u3042", "\u3044"))
- assert_equal(4, "abc\u{3042 3044 3046}".count("^a", "^\u3044"))
- assert_equal(4, "abc\u{3042 3044 3046}".count("^\u3044", "^a"))
- assert_equal(4, "abc\u{3042 3044 3046}".count("^\u3042", "^\u3044"))
+ assert_equal(5, S("abc\u{3042 3044 3046}").count("^a"))
+ assert_equal(1, S("abc\u{3042 3044 3046}").count("\u3042"))
+ assert_equal(5, S("abc\u{3042 3044 3046}").count("^\u3042"))
+ assert_equal(2, S("abc\u{3042 3044 3046}").count("a-z", "^a"))
+ assert_equal(0, S("abc\u{3042 3044 3046}").count("a", "\u3042"))
+ assert_equal(0, S("abc\u{3042 3044 3046}").count("\u3042", "a"))
+ assert_equal(0, S("abc\u{3042 3044 3046}").count("\u3042", "\u3044"))
+ assert_equal(4, S("abc\u{3042 3044 3046}").count("^a", "^\u3044"))
+ assert_equal(4, S("abc\u{3042 3044 3046}").count("^\u3044", "^a"))
+ assert_equal(4, S("abc\u{3042 3044 3046}").count("^\u3042", "^\u3044"))
- assert_raise(ArgumentError) { "foo".count }
+ assert_raise(ArgumentError) { S("foo").count }
end
def crypt_supports_des_crypt?
@@ -696,6 +740,7 @@ CODE
@cls == String and
assert_no_memory_leak([], "s = ''; salt_proc = proc{#{(crypt_supports_des_crypt? ? '..' : good_salt).inspect}}", "#{<<~"begin;"}\n#{<<~'end;'}")
+
begin;
1000.times { s.crypt(-salt_proc.call).clear }
end;
@@ -707,17 +752,17 @@ CODE
assert_equal(S("hell"), S("hello").delete(S("aeiou"), S("^e")))
assert_equal(S("ho"), S("hello").delete(S("ej-m")))
- assert_equal("a".hash, "a\u0101".delete("\u0101").hash, '[ruby-talk:329267]')
- assert_equal(true, "a\u0101".delete("\u0101").ascii_only?)
- assert_equal(true, "a\u3041".delete("\u3041").ascii_only?)
- assert_equal(false, "a\u3041\u3042".delete("\u3041").ascii_only?)
+ assert_equal(S("a").hash, S("a\u0101").delete("\u0101").hash, '[ruby-talk:329267]')
+ assert_equal(true, S("a\u0101").delete("\u0101").ascii_only?)
+ assert_equal(true, S("a\u3041").delete("\u3041").ascii_only?)
+ assert_equal(false, S("a\u3041\u3042").delete("\u3041").ascii_only?)
- assert_equal("a", "abc\u{3042 3044 3046}".delete("^a"))
- assert_equal("bc\u{3042 3044 3046}", "abc\u{3042 3044 3046}".delete("a"))
- assert_equal("\u3042", "abc\u{3042 3044 3046}".delete("^\u3042"))
+ assert_equal("a", S("abc\u{3042 3044 3046}").delete("^a"))
+ assert_equal("bc\u{3042 3044 3046}", S("abc\u{3042 3044 3046}").delete("a"))
+ assert_equal("\u3042", S("abc\u{3042 3044 3046}").delete("^\u3042"))
bug6160 = '[ruby-dev:45374]'
- assert_equal("", '\\'.delete('\\'), bug6160)
+ assert_equal("", S('\\').delete('\\'), bug6160)
end
def test_delete!
@@ -759,6 +804,7 @@ CODE
assert_equal(S("hello"), S("hello").downcase)
assert_equal(S("hello"), S("HELLO").downcase)
assert_equal(S("abc hello 123"), S("abc HELLO 123").downcase)
+ assert_equal(S("h\0""ello"), S("h\0""ELLO").downcase)
end
def test_downcase!
@@ -771,6 +817,12 @@ CODE
a=S("hello")
assert_nil(a.downcase!)
assert_equal(S("hello"), a)
+
+ a = S("h\0""ELLO")
+ b = a.dup
+ assert_equal(S("h\0""ello"), a.downcase!)
+ assert_equal(S("h\0""ello"), a)
+ assert_equal(S("h\0""ELLO"), b)
end
def test_dump
@@ -815,10 +867,14 @@ CODE
assert_equal(Encoding::UTF_8, S('"\\u3042"').encode(Encoding::EUC_JP).undump.encoding)
assert_equal("abc".encode(Encoding::UTF_16LE),
- '"a\x00b\x00c\x00".force_encoding("UTF-16LE")'.undump)
+ S('"a\x00b\x00c\x00".force_encoding("UTF-16LE")').undump)
+
+ assert_equal('\#', S('"\\\\#"').undump)
+ assert_equal('\#{', S('"\\\\\#{"').undump)
- assert_equal('\#', '"\\\\#"'.undump)
- assert_equal('\#{', '"\\\\\#{"'.undump)
+ assert_undump("\0\u{ABCD}")
+ assert_undump(S('"\x00\u3042"'.force_encoding("SJIS")))
+ assert_undump(S('"\u3042\x7E"'.force_encoding("SJIS")))
assert_raise(RuntimeError) { S('\u3042').undump }
assert_raise(RuntimeError) { S('"\x82\xA0\u3042"'.force_encoding("SJIS")).undump }
@@ -850,10 +906,22 @@ CODE
assert_raise(RuntimeError) { S('"\\"').undump }
assert_raise(RuntimeError) { S(%("\0")).undump }
assert_raise_with_message(RuntimeError, /invalid/) {
- '"\\u{007F}".xxxxxx'.undump
+ S('"\\u{007F}".xxxxxx').undump
}
end
+ def test_undump_gc_compact_stress
+ omit "compaction doesn't work well on s390x" if RUBY_PLATFORM =~ /s390x/ # https://github.com/ruby/ruby/pull/5077
+ a = S("Test") << 1 << 2 << 3 << 9 << 13 << 10
+ EnvUtil.under_gc_compact_stress do
+ assert_equal(a, S('"Test\\x01\\x02\\x03\\t\\r\\n"').undump)
+ end
+
+ EnvUtil.under_gc_compact_stress do
+ assert_equal(S("\u{ABCDE 10ABCD}"), S('"\\u{ABCDE 10ABCD}"').undump)
+ end
+ end
+
def test_dup
for frozen in [ false, true ]
a = S("hello")
@@ -866,6 +934,18 @@ CODE
end
end
+ class StringWithIVSet < String
+ def set_iv
+ @foo = 1
+ end
+ end
+
+ def test_ivar_set_after_frozen_dup
+ str = StringWithIVSet.new.freeze
+ str.dup.set_iv
+ assert_raise(FrozenError) { str.set_iv }
+ end
+
def test_each
verbose, $VERBOSE = $VERBOSE, nil
@@ -907,21 +987,15 @@ CODE
s = S("ABC")
assert_equal [65, 66, 67], s.bytes
- if ENUMERATOR_WANTARRAY
- assert_warn(/block not used/) {
- assert_equal [65, 66, 67], s.bytes {}
- }
- else
- res = []
- assert_equal s.object_id, s.bytes {|x| res << x }.object_id
- assert_equal(65, res[0])
- assert_equal(66, res[1])
- assert_equal(67, res[2])
- s = S("ABC")
- res = []
- assert_same s, s.bytes {|x| res << x }
- assert_equal [65, 66, 67], res
- end
+ res = []
+ assert_equal s.object_id, s.bytes {|x| res << x }.object_id
+ assert_equal(65, res[0])
+ assert_equal(66, res[1])
+ assert_equal(67, res[2])
+ s = S("ABC")
+ res = []
+ assert_same s, s.bytes {|x| res << x }
+ assert_equal [65, 66, 67], res
end
def test_each_codepoint
@@ -946,21 +1020,15 @@ CODE
s = S("\u3042\u3044\u3046")
assert_equal [0x3042, 0x3044, 0x3046], s.codepoints
- if ENUMERATOR_WANTARRAY
- assert_warn(/block not used/) {
- assert_equal [0x3042, 0x3044, 0x3046], s.codepoints {}
- }
- else
- res = []
- assert_equal s.object_id, s.codepoints {|x| res << x }.object_id
- assert_equal(0x3042, res[0])
- assert_equal(0x3044, res[1])
- assert_equal(0x3046, res[2])
- s = S("ABC")
- res = []
- assert_same s, s.codepoints {|x| res << x }
- assert_equal [65, 66, 67], res
- end
+ res = []
+ assert_equal s.object_id, s.codepoints {|x| res << x }.object_id
+ assert_equal(0x3042, res[0])
+ assert_equal(0x3044, res[1])
+ assert_equal(0x3046, res[2])
+ s = S("ABC")
+ res = []
+ assert_same s, s.codepoints {|x| res << x }
+ assert_equal [65, 66, 67], res
end
def test_each_char
@@ -979,17 +1047,11 @@ CODE
s = S("ABC")
assert_equal ["A", "B", "C"], s.chars
- if ENUMERATOR_WANTARRAY
- assert_warn(/block not used/) {
- assert_equal ["A", "B", "C"], s.chars {}
- }
- else
- res = []
- assert_equal s.object_id, s.chars {|x| res << x }.object_id
- assert_equal("A", res[0])
- assert_equal("B", res[1])
- assert_equal("C", res[2])
- end
+ res = []
+ assert_equal s.object_id, s.chars {|x| res << x }.object_id
+ assert_equal("A", res[0])
+ assert_equal("B", res[1])
+ assert_equal("C", res[2])
end
def test_each_grapheme_cluster
@@ -1048,21 +1110,31 @@ CODE
g = g.encode(enc)
assert_equal g.chars, g.grapheme_clusters
end
- assert_equal ["a", "b", "c"], "abc".b.grapheme_clusters
+ assert_equal ["a", "b", "c"], S("abc").b.grapheme_clusters
- if ENUMERATOR_WANTARRAY
- assert_warn(/block not used/) {
- assert_equal ["A", "B", "C"], "ABC".grapheme_clusters {}
- }
- else
- s = "ABC".b
- res = []
- assert_same s, s.grapheme_clusters {|x| res << x }
- assert_equal(3, res.size)
- assert_equal("A", res[0])
- assert_equal("B", res[1])
- assert_equal("C", res[2])
- end
+ s = S("ABC").b
+ res = []
+ assert_same s, s.grapheme_clusters {|x| res << x }
+ assert_equal(3, res.size)
+ assert_equal("A", res[0])
+ assert_equal("B", res[1])
+ assert_equal("C", res[2])
+ end
+
+ def test_grapheme_clusters_memory_leak
+ assert_no_memory_leak([], "", "#{<<~"begin;"}\n#{<<~'end;'}", "[Bug #todo]", rss: true)
+ begin;
+ str = "hello world".encode(Encoding::UTF_32LE)
+
+ 10_000.times do
+ str.grapheme_clusters
+ end
+ end;
+ end
+
+ def test_byteslice_grapheme_clusters
+ string = "안녕"
+ assert_equal(["안"], string.byteslice(0,4).grapheme_clusters)
end
def test_each_line
@@ -1102,7 +1174,7 @@ CODE
$/ = save
s = nil
- "foo\nbar".each_line(nil) {|s2| s = s2 }
+ S("foo\nbar").each_line(nil) {|s2| s = s2 }
assert_equal("foo\nbar", s)
assert_equal "hello\n", S("hello\nworld").each_line.next
@@ -1110,7 +1182,7 @@ CODE
bug7646 = "[ruby-dev:46827]"
assert_nothing_raised(bug7646) do
- "\n\u0100".each_line("\n") {}
+ S("\n\u0100").each_line("\n") {}
end
ensure
$/ = save
@@ -1124,14 +1196,19 @@ CODE
assert_equal(S("world"), res[1])
res = []
- S("hello\n\n\nworld").each_line(S(''), chomp: true) {|x| res << x}
- assert_equal(S("hello\n"), res[0])
- assert_equal(S("world"), res[1])
+ S("hello\n\n\nworld\n").each_line(S(''), chomp: true) {|x| res << x}
+ assert_equal(S("hello"), res[0])
+ assert_equal(S("world\n"), res[1])
res = []
- S("hello\r\n\r\nworld").each_line(S(''), chomp: true) {|x| res << x}
- assert_equal(S("hello\r\n"), res[0])
- assert_equal(S("world"), res[1])
+ S("hello\r\n\r\nworld\r\n").each_line(S(''), chomp: true) {|x| res << x}
+ assert_equal(S("hello"), res[0])
+ assert_equal(S("world\r\n"), res[1])
+
+ res = []
+ S("hello\r\n\n\nworld").each_line(S(''), chomp: true) {|x| res << x}
+ assert_equal(S("hello"), res[0])
+ assert_equal(S("world"), res[1])
res = []
S("hello!world").each_line(S('!'), chomp: true) {|x| res << x}
@@ -1144,7 +1221,7 @@ CODE
assert_equal(S("a"), res[0])
s = nil
- "foo\nbar".each_line(nil, chomp: true) {|s2| s = s2 }
+ S("foo\nbar").each_line(nil, chomp: true) {|s2| s = s2 }
assert_equal("foo\nbar", s)
assert_equal "hello", S("hello\nworld").each_line(chomp: true).next
@@ -1172,16 +1249,10 @@ CODE
assert_equal ["hello\n", "world"], s.lines
assert_equal ["hello\nworld"], s.lines(nil)
- if ENUMERATOR_WANTARRAY
- assert_warn(/block not used/) {
- assert_equal ["hello\n", "world"], s.lines {}
- }
- else
- res = []
- assert_equal s.object_id, s.lines {|x| res << x }.object_id
- assert_equal(S("hello\n"), res[0])
- assert_equal(S("world"), res[1])
- end
+ res = []
+ assert_equal s.object_id, s.lines {|x| res << x }.object_id
+ assert_equal(S("hello\n"), res[0])
+ assert_equal(S("world"), res[1])
end
def test_empty?
@@ -1193,6 +1264,8 @@ CODE
assert_send([S("hello"), :end_with?, S("llo")])
assert_not_send([S("hello"), :end_with?, S("ll")])
assert_send([S("hello"), :end_with?, S("el"), S("lo")])
+ assert_send([S("hello"), :end_with?, S("")])
+ assert_not_send([S("hello"), :end_with?])
bug5536 = '[ruby-core:40623]'
assert_raise(TypeError, bug5536) {S("str").end_with? :not_convertible_to_string}
@@ -1213,9 +1286,14 @@ CODE
S("hello").gsub(/(hell)(.)/) { |s| $1.upcase + S('-') + $2 })
assert_equal(S("<>h<>e<>l<>l<>o<>"), S("hello").gsub(S(''), S('<\0>')))
- assert_equal("z", "abc".gsub(/./, "a" => "z"), "moved from btest/knownbug")
+ assert_equal("z", S("abc").gsub(/./, "a" => "z"), "moved from btest/knownbug")
+
+ assert_raise(ArgumentError) { S("foo").gsub }
+ end
- assert_raise(ArgumentError) { "foo".gsub }
+ def test_gsub_gc_compact_stress
+ omit "compaction doesn't work well on s390x" if RUBY_PLATFORM =~ /s390x/ # https://github.com/ruby/ruby/pull/5077
+ EnvUtil.under_gc_compact_stress { assert_equal(S("h<e>ll<o>"), S("hello").gsub(/([aeiou])/, S('<\1>'))) }
end
def test_gsub_encoding
@@ -1261,24 +1339,33 @@ CODE
assert_nil(a.sub!(S('X'), S('Y')))
end
+ def test_gsub_bang_gc_compact_stress
+ omit "compaction doesn't work well on s390x" if RUBY_PLATFORM =~ /s390x/ # https://github.com/ruby/ruby/pull/5077
+ EnvUtil.under_gc_compact_stress do
+ a = S("hello")
+ a.gsub!(/([aeiou])/, S('<\1>'))
+ assert_equal(S("h<e>ll<o>"), a)
+ end
+ end
+
def test_sub_hash
- assert_equal('azc', 'abc'.sub(/b/, "b" => "z"))
- assert_equal('ac', 'abc'.sub(/b/, {}))
- assert_equal('a1c', 'abc'.sub(/b/, "b" => 1))
- assert_equal('aBc', 'abc'.sub(/b/, Hash.new {|h, k| k.upcase }))
- assert_equal('a[\&]c', 'abc'.sub(/b/, "b" => '[\&]'))
- assert_equal('aBcabc', 'abcabc'.sub(/b/, Hash.new {|h, k| h[k] = k.upcase }))
- assert_equal('aBcdef', 'abcdef'.sub(/de|b/, "b" => "B", "de" => "DE"))
+ assert_equal('azc', S('abc').sub(/b/, "b" => "z"))
+ assert_equal('ac', S('abc').sub(/b/, {}))
+ assert_equal('a1c', S('abc').sub(/b/, "b" => 1))
+ assert_equal('aBc', S('abc').sub(/b/, Hash.new {|h, k| k.upcase }))
+ assert_equal('a[\&]c', S('abc').sub(/b/, "b" => '[\&]'))
+ assert_equal('aBcabc', S('abcabc').sub(/b/, Hash.new {|h, k| h[k] = k.upcase }))
+ assert_equal('aBcdef', S('abcdef').sub(/de|b/, "b" => "B", "de" => "DE"))
end
def test_gsub_hash
- assert_equal('azc', 'abc'.gsub(/b/, "b" => "z"))
- assert_equal('ac', 'abc'.gsub(/b/, {}))
- assert_equal('a1c', 'abc'.gsub(/b/, "b" => 1))
- assert_equal('aBc', 'abc'.gsub(/b/, Hash.new {|h, k| k.upcase }))
- assert_equal('a[\&]c', 'abc'.gsub(/b/, "b" => '[\&]'))
- assert_equal('aBcaBc', 'abcabc'.gsub(/b/, Hash.new {|h, k| h[k] = k.upcase }))
- assert_equal('aBcDEf', 'abcdef'.gsub(/de|b/, "b" => "B", "de" => "DE"))
+ assert_equal('azc', S('abc').gsub(/b/, "b" => "z"))
+ assert_equal('ac', S('abc').gsub(/b/, {}))
+ assert_equal('a1c', S('abc').gsub(/b/, "b" => 1))
+ assert_equal('aBc', S('abc').gsub(/b/, Hash.new {|h, k| k.upcase }))
+ assert_equal('a[\&]c', S('abc').gsub(/b/, "b" => '[\&]'))
+ assert_equal('aBcaBc', S('abcabc').gsub(/b/, Hash.new {|h, k| h[k] = k.upcase }))
+ assert_equal('aBcDEf', S('abcdef').gsub(/de|b/, "b" => "B", "de" => "DE"))
end
def test_hash
@@ -1288,6 +1375,9 @@ CODE
assert_not_equal(S("a").hash, S("a\0").hash, bug4104)
bug9172 = '[ruby-core:58658] [Bug #9172]'
assert_not_equal(S("sub-setter").hash, S("discover").hash, bug9172)
+ assert_equal(S("").hash, S("".encode(Encoding::UTF_32BE)).hash)
+ h1, h2 = ["\x80", "\x81"].map {|c| c.b.hash ^ c.hash}
+ assert_not_equal(h1, h2)
end
def test_hex
@@ -1308,43 +1398,54 @@ CODE
end
def test_index
- assert_equal(0, S("hello").index(?h))
- assert_equal(1, S("hello").index(S("ell")))
- assert_equal(2, S("hello").index(/ll./))
+ assert_index(0, S("hello"), ?h)
+ assert_index(1, S("hello"), S("ell"))
+ assert_index(2, S("hello"), /ll./)
- assert_equal(3, S("hello").index(?l, 3))
- assert_equal(3, S("hello").index(S("l"), 3))
- assert_equal(3, S("hello").index(/l./, 3))
+ assert_index(3, S("hello"), ?l, 3)
+ assert_index(3, S("hello"), S("l"), 3)
+ assert_index(3, S("hello"), /l./, 3)
- assert_nil(S("hello").index(?z, 3))
- assert_nil(S("hello").index(S("z"), 3))
- assert_nil(S("hello").index(/z./, 3))
+ assert_index(nil, S("hello"), ?z, 3)
+ assert_index(nil, S("hello"), S("z"), 3)
+ assert_index(nil, S("hello"), /z./, 3)
- assert_nil(S("hello").index(?z))
- assert_nil(S("hello").index(S("z")))
- assert_nil(S("hello").index(/z./))
+ assert_index(nil, S("hello"), ?z)
+ assert_index(nil, S("hello"), S("z"))
+ assert_index(nil, S("hello"), /z./)
- assert_equal(0, S("").index(S("")))
- assert_equal(0, S("").index(//))
- assert_nil(S("").index(S("hello")))
- assert_nil(S("").index(/hello/))
- assert_equal(0, S("hello").index(S("")))
- assert_equal(0, S("hello").index(//))
+ assert_index(0, S(""), S(""))
+ assert_index(0, S(""), //)
+ assert_index(nil, S(""), S("hello"))
+ assert_index(nil, S(""), /hello/)
+ assert_index(0, S("hello"), S(""))
+ assert_index(0, S("hello"), //)
s = S("long") * 1000 << "x"
- assert_nil(s.index(S("y")))
- assert_equal(4 * 1000, s.index(S("x")))
+ assert_index(nil, s, S("y"))
+ assert_index(4 * 1000, s, S("x"))
s << "yx"
- assert_equal(4 * 1000, s.index(S("x")))
- assert_equal(4 * 1000, s.index(S("xyx")))
+ assert_index(4 * 1000, s, S("x"))
+ assert_index(4 * 1000, s, S("xyx"))
o = Object.new
def o.to_str; "bar"; end
- assert_equal(3, "foobarbarbaz".index(o))
- assert_raise(TypeError) { "foo".index(Object.new) }
+ assert_index(3, S("foobarbarbaz"), o)
+ assert_raise(TypeError) { S("foo").index(Object.new) }
- assert_nil("foo".index(//, -100))
- assert_nil($~)
+ assert_index(nil, S("foo"), //, -100)
+ assert_index(nil, S("foo"), //, 4)
+
+ assert_index(2, S("abcdbce"), /b\Kc/)
+
+ assert_index(0, S("こんにちは"), ?こ)
+ assert_index(1, S("こんにちは"), S("んにち"))
+ assert_index(2, S("こんにちは"), /にち./)
+
+ assert_index(0, S("にんにちは"), ?に, 0)
+ assert_index(2, S("にんにちは"), ?に, 1)
+ assert_index(2, S("にんにちは"), ?に, 2)
+ assert_index(nil, S("にんにちは"), ?に, 3)
end
def test_insert
@@ -1451,16 +1552,16 @@ CODE
b = a.replace(S("xyz"))
assert_equal(S("xyz"), b)
- s = "foo" * 100
+ s = S("foo") * 100
s2 = ("bar" * 100).dup
s.replace(s2)
assert_equal(s2, s)
- s2 = ["foo"].pack("p")
+ s2 = [S("foo")].pack("p")
s.replace(s2)
assert_equal(s2, s)
- fs = "".freeze
+ fs = S("").freeze
assert_raise(FrozenError) { fs.replace("a") }
assert_raise(FrozenError) { fs.replace(fs) }
assert_raise(ArgumentError) { fs.replace() }
@@ -1491,32 +1592,57 @@ CODE
end
def test_rindex
- assert_equal(3, S("hello").rindex(?l))
- assert_equal(6, S("ell, hello").rindex(S("ell")))
- assert_equal(7, S("ell, hello").rindex(/ll./))
+ assert_rindex(3, S("hello"), ?l)
+ assert_rindex(6, S("ell, hello"), S("ell"))
+ assert_rindex(7, S("ell, hello"), /ll./)
+
+ assert_rindex(3, S("hello,lo"), ?l, 3)
+ assert_rindex(3, S("hello,lo"), S("l"), 3)
+ assert_rindex(3, S("hello,lo"), /l./, 3)
- assert_equal(3, S("hello,lo").rindex(?l, 3))
- assert_equal(3, S("hello,lo").rindex(S("l"), 3))
- assert_equal(3, S("hello,lo").rindex(/l./, 3))
+ assert_rindex(nil, S("hello"), ?z, 3)
+ assert_rindex(nil, S("hello"), S("z"), 3)
+ assert_rindex(nil, S("hello"), /z./, 3)
- assert_nil(S("hello").rindex(?z, 3))
- assert_nil(S("hello").rindex(S("z"), 3))
- assert_nil(S("hello").rindex(/z./, 3))
+ assert_rindex(nil, S("hello"), ?z)
+ assert_rindex(nil, S("hello"), S("z"))
+ assert_rindex(nil, S("hello"), /z./)
- assert_nil(S("hello").rindex(?z))
- assert_nil(S("hello").rindex(S("z")))
- assert_nil(S("hello").rindex(/z./))
+ assert_rindex(5, S("hello"), S(""))
+ assert_rindex(5, S("hello"), S(""), 5)
+ assert_rindex(4, S("hello"), S(""), 4)
+ assert_rindex(0, S("hello"), S(""), 0)
o = Object.new
def o.to_str; "bar"; end
- assert_equal(6, "foobarbarbaz".rindex(o))
- assert_raise(TypeError) { "foo".rindex(Object.new) }
+ assert_rindex(6, S("foobarbarbaz"), o)
+ assert_raise(TypeError) { S("foo").rindex(Object.new) }
- assert_nil("foo".rindex(//, -100))
- assert_nil($~)
+ assert_rindex(nil, S("foo"), //, -100)
+
+ m = assert_rindex(3, S("foo"), //)
+ assert_equal([3, 3], m.offset(0))
+ assert_rindex(3, S("foo"), //, 4)
+
+ assert_rindex(5, S("abcdbce"), /b\Kc/)
+
+ assert_rindex(2, S("こんにちは"), ?に)
+ assert_rindex(6, S("にちは、こんにちは"), S("にちは"))
+ assert_rindex(6, S("にちは、こんにちは"), /にち./)
- assert_equal(3, "foo".rindex(//))
- assert_equal([3, 3], $~.offset(0))
+ assert_rindex(6, S("にちは、こんにちは"), S("にちは"), 7)
+ assert_rindex(6, S("にちは、こんにちは"), S("にちは"), -2)
+ assert_rindex(6, S("にちは、こんにちは"), S("にちは"), 6)
+ assert_rindex(6, S("にちは、こんにちは"), S("にちは"), -3)
+ assert_rindex(0, S("にちは、こんにちは"), S("にちは"), 5)
+ assert_rindex(0, S("にちは、こんにちは"), S("にちは"), -4)
+ assert_rindex(0, S("にちは、こんにちは"), S("にちは"), 1)
+ assert_rindex(0, S("にちは、こんにちは"), S("にちは"), 0)
+
+ assert_rindex(0, S("こんにちは"), S("こんにちは"))
+ assert_rindex(nil, S("こんにち"), S("こんにちは"))
+ assert_rindex(nil, S("こ"), S("こんにちは"))
+ assert_rindex(nil, S(""), S("こんにちは"))
end
def test_rjust
@@ -1555,6 +1681,20 @@ CODE
assert_equal(%w[1 2 3], S("a1 a2 a3").scan(/a\K./))
end
+ def test_scan_gc_compact_stress
+ omit "compaction doesn't work well on s390x" if RUBY_PLATFORM =~ /s390x/ # https://github.com/ruby/ruby/pull/5077
+ EnvUtil.under_gc_compact_stress { assert_equal([["1a"], ["2b"], ["3c"]], S("1a2b3c").scan(/(\d.)/)) }
+ end
+
+ def test_scan_segv
+ bug19159 = '[Bug #19159]'
+ assert_nothing_raised(Exception, bug19159) do
+ ObjectSpace.each_object(MatchData).to_a
+ "".scan(//)
+ ObjectSpace.each_object(MatchData).to_a.inspect
+ end
+ end
+
def test_size
assert_equal(0, S("").size)
assert_equal(4, S("1234").size)
@@ -1606,18 +1746,11 @@ CODE
assert_equal(S("FooBa"), a)
a = S("FooBar")
- if @aref_slicebang_silent
- assert_nil( a.slice!(6) )
- else
- assert_raise(IndexError) { a.slice!(6) }
- end
+ assert_nil( a.slice!(6) )
+ assert_nil( a.slice!(6r) )
assert_equal(S("FooBar"), a)
- if @aref_slicebang_silent
- assert_nil( a.slice!(-7) )
- else
- assert_raise(IndexError) { a.slice!(-7) }
- end
+ assert_nil( a.slice!(-7) )
assert_equal(S("FooBar"), a)
a = S("FooBar")
@@ -1629,17 +1762,9 @@ CODE
assert_equal(S("Foo"), a)
a=S("FooBar")
- if @aref_slicebang_silent
assert_nil(a.slice!(7,2)) # Maybe should be six?
- else
- assert_raise(IndexError) {a.slice!(7,2)} # Maybe should be six?
- end
assert_equal(S("FooBar"), a)
- if @aref_slicebang_silent
assert_nil(a.slice!(-7,10))
- else
- assert_raise(IndexError) {a.slice!(-7,10)}
- end
assert_equal(S("FooBar"), a)
a=S("FooBar")
@@ -1651,17 +1776,9 @@ CODE
assert_equal(S("Foo"), a)
a=S("FooBar")
- if @aref_slicebang_silent
assert_equal(S(""), a.slice!(6..2))
- else
- assert_raise(RangeError) {a.slice!(6..2)}
- end
assert_equal(S("FooBar"), a)
- if @aref_slicebang_silent
assert_nil(a.slice!(-10..-7))
- else
- assert_raise(RangeError) {a.slice!(-10..-7)}
- end
assert_equal(S("FooBar"), a)
a=S("FooBar")
@@ -1673,17 +1790,9 @@ CODE
assert_equal(S("Foo"), a)
a=S("FooBar")
- if @aref_slicebang_silent
- assert_nil(a.slice!(/xyzzy/))
- else
- assert_raise(IndexError) {a.slice!(/xyzzy/)}
- end
+ assert_nil(a.slice!(/xyzzy/))
assert_equal(S("FooBar"), a)
- if @aref_slicebang_silent
- assert_nil(a.slice!(/plugh/))
- else
- assert_raise(IndexError) {a.slice!(/plugh/)}
- end
+ assert_nil(a.slice!(/plugh/))
assert_equal(S("FooBar"), a)
a=S("FooBar")
@@ -1694,7 +1803,8 @@ CODE
assert_equal(S("Bar"), a.slice!(S("Bar")))
assert_equal(S("Foo"), a)
- assert_raise(ArgumentError) { "foo".slice! }
+ a = S("foo")
+ assert_raise(ArgumentError) { a.slice! }
end
def test_split
@@ -1719,7 +1829,7 @@ CODE
assert_equal([S("a"), S(""), S("b"), S("c")], S("a||b|c|").split(S('|')))
assert_equal([S("a"), S(""), S("b"), S("c"), S("")], S("a||b|c|").split(S('|'), -1))
- assert_equal([], "".split(//, 1))
+ assert_equal([], S("").split(//, 1))
ensure
EnvUtil.suppress_warning {$; = fs}
end
@@ -1758,19 +1868,43 @@ CODE
result = []; S("a||b|c|").split(S('|'), -1) {|s| result << s}
assert_equal([S("a"), S(""), S("b"), S("c"), S("")], result)
- result = []; "".split(//, 1) {|s| result << s}
+ result = []; S("").split(//, 1) {|s| result << s}
assert_equal([], result)
- result = []; "aaa,bbb,ccc,ddd".split(/,/) {|s| result << s.gsub(/./, "A")}
+ result = []; S("aaa,bbb,ccc,ddd").split(/,/) {|s| result << s.gsub(/./, "A")}
assert_equal(["AAA"]*4, result)
+
+ s = S("abc ") * 20
+ assert_raise(RuntimeError) {
+ 10.times do
+ s.split {s.prepend("xxx" * 100)}
+ end
+ }
ensure
EnvUtil.suppress_warning {$; = fs}
end
def test_fs
- assert_raise_with_message(TypeError, /\$;/) {
- $; = []
- }
+ return unless @cls == String
+
+ begin
+ fs = $;
+ assert_deprecated_warning(/non-nil '\$;'/) {$; = "x"}
+ assert_raise_with_message(TypeError, /\$;/) {$; = []}
+ ensure
+ EnvUtil.suppress_warning {$; = fs}
+ end
+ name = "\u{5206 5217}"
+ assert_separately([], "#{<<~"do;"}\n#{<<~"end;"}")
+ do;
+ alias $#{name} $;
+ assert_deprecated_warning(/\\$#{name}/) { $#{name} = "" }
+ assert_raise_with_message(TypeError, /\\$#{name}/) { $#{name} = 1 }
+ end;
+ end
+
+ def test_fs_gc
+ return unless @cls == String
assert_separately(%W[-W0], "#{<<~"begin;"}\n#{<<~'end;'}")
bug = '[ruby-core:79582] $; must not be GCed'
@@ -1782,13 +1916,6 @@ CODE
GC.start
assert_equal([], "".split, bug)
end;
-
- begin
- fs = $;
- assert_warn(/`\$;' is deprecated/) {$; = " "}
- ensure
- EnvUtil.suppress_warning {$; = fs}
- end
end
def test_split_encoding
@@ -1830,6 +1957,11 @@ CODE
assert_equal("abc", s)
end
+ def test_split_lookbehind
+ assert_equal([S("ab"), S("d")], S("abcd").split(/(?<=b)c/))
+ assert_equal([S("ab"), S("d")], S("abcd").split(/b\Kc/))
+ end
+
def test_squeeze
assert_equal(S("abc"), S("aaabbbbccc").squeeze)
assert_equal(S("aa bb cc"), S("aa bb cc").squeeze(S(" ")))
@@ -1859,24 +1991,46 @@ CODE
assert_send([S("hello"), :start_with?, S("hel")])
assert_not_send([S("hello"), :start_with?, S("el")])
assert_send([S("hello"), :start_with?, S("el"), S("he")])
+ assert_send([S("\xFF\xFE"), :start_with?, S("\xFF")])
+ assert_send([S("hello\xBE"), :start_with?, S("hello")])
+ assert_not_send([S("\u{c4}"), :start_with?, S("\xC3")])
bug5536 = '[ruby-core:40623]'
assert_raise(TypeError, bug5536) {S("str").start_with? :not_convertible_to_string}
+ end
- assert_equal(true, "hello".start_with?(/hel/))
+ def test_start_with_regexp
+ assert_equal(true, S("hello").start_with?(/hel/))
assert_equal("hel", $&)
- assert_equal(false, "hello".start_with?(/el/))
+ assert_equal(false, S("hello").start_with?(/el/))
assert_nil($&)
end
+ def test_start_with_timeout_memory_leak
+ assert_no_memory_leak([], "#{<<~"begin;"}", "#{<<~'end;'}", "[Bug #20653]", rss: true)
+ regex = Regexp.new("^#{"(a*)" * 10_000}x$", timeout: 0.000001)
+ str = "a" * 1_000_000 + "x"
+
+ code = proc do
+ str.start_with?(regex)
+ rescue
+ end
+
+ 10.times(&code)
+ begin;
+ 1_000.times(&code)
+ end;
+ end
+
def test_strip
assert_equal(S("x"), S(" x ").strip)
assert_equal(S("x"), S(" \n\r\t x \t\r\n\n ").strip)
+ assert_equal(S("x"), S("\x00x\x00").strip)
assert_equal("0b0 ".force_encoding("UTF-16BE"),
- "\x00 0b0 ".force_encoding("UTF-16BE").strip)
+ S("\x00 0b0 ").force_encoding("UTF-16BE").strip)
assert_equal("0\x000b0 ".force_encoding("UTF-16BE"),
- "0\x000b0 ".force_encoding("UTF-16BE").strip)
+ S("0\x000b0 ").force_encoding("UTF-16BE").strip)
end
def test_strip!
@@ -1890,11 +2044,126 @@ CODE
assert_equal(S("x"), a.strip!)
assert_equal(S("x"), a)
+ a = S("\x00x\x00")
+ assert_equal(S("x"), a.strip!)
+ assert_equal(S("x"), a)
+
a = S("x")
assert_nil(a.strip!)
assert_equal(S("x") ,a)
end
+ def test_strip_with_selectors
+ assert_equal(S("abc"), S("---abc+++").strip("-+"))
+ assert_equal(S("abc"), S("+++abc---").strip("-+"))
+ assert_equal(S("abc"), S("+-+abc-+-").strip("-+"))
+ assert_equal(S(""), S("---+++").strip("-+"))
+ assert_equal(S("abc "), S("---abc ").strip("-"))
+ assert_equal(S(" abc"), S(" abc+++").strip("+"))
+
+ # Test with multibyte characters
+ assert_equal(S("abc"), S("あああabcいいい").strip("あい"))
+ assert_equal(S("abc"), S("いいいabcあああ").strip("あい"))
+
+ # Test with NUL characters
+ assert_equal(S("abc\0"), S("---abc\0--").strip("-"))
+ assert_equal(S("\0abc"), S("--\0abc---").strip("-"))
+
+ # Test without modification
+ assert_equal(S("abc"), S("abc").strip("-+"))
+ assert_equal(S("abc"), S("abc").strip(""))
+
+ # Test with range
+ assert_equal(S("abc"), S("012abc345").strip("0-9"))
+ assert_equal(S("abc"), S("012abc345").strip("^a-z"))
+
+ # Test with multiple selectors
+ assert_equal(S("4abc56"), S("01234abc56789").strip("0-9", "^4-6"))
+ end
+
+ def test_strip_bang_with_chars
+ a = S("---abc+++")
+ assert_equal(S("abc"), a.strip!("-+"))
+ assert_equal(S("abc"), a)
+
+ a = S("+++abc---")
+ assert_equal(S("abc"), a.strip!("-+"))
+ assert_equal(S("abc"), a)
+
+ a = S("abc")
+ assert_nil(a.strip!("-+"))
+ assert_equal(S("abc"), a)
+
+ # Test with multibyte characters
+ a = S("あああabcいいい")
+ assert_equal(S("abc"), a.strip!("あい"))
+ assert_equal(S("abc"), a)
+ end
+
+ def test_lstrip_with_selectors
+ assert_equal(S("abc+++"), S("---abc+++").lstrip("-"))
+ assert_equal(S("abc---"), S("+++abc---").lstrip("+"))
+ assert_equal(S("abc"), S("---abc").lstrip("-"))
+ assert_equal(S(""), S("---").lstrip("-"))
+
+ # Test with multibyte characters
+ assert_equal(S("abcいいい"), S("あああabcいいい").lstrip("あ"))
+
+ # Test with NUL characters
+ assert_equal(S("\0abc+++"), S("--\0abc+++").lstrip("-"))
+
+ # Test without modification
+ assert_equal(S("abc"), S("abc").lstrip("-"))
+
+ # Test with range
+ assert_equal(S("abc345"), S("012abc345").lstrip("0-9"))
+
+ # Test with multiple selectors
+ assert_equal(S("4abc56789"), S("01234abc56789").lstrip("0-9", "^4-6"))
+ end
+
+ def test_lstrip_bang_with_chars
+ a = S("---abc+++")
+ assert_equal(S("abc+++"), a.lstrip!("-"))
+ assert_equal(S("abc+++"), a)
+
+ a = S("abc")
+ assert_nil(a.lstrip!("-"))
+ assert_equal(S("abc"), a)
+ end
+
+ def test_rstrip_with_selectors
+ assert_equal(S("---abc"), S("---abc+++").rstrip("+"))
+ assert_equal(S("+++abc"), S("+++abc---").rstrip("-"))
+ assert_equal(S("abc"), S("abc+++").rstrip("+"))
+ assert_equal(S(""), S("+++").rstrip("+"))
+
+ # Test with multibyte characters
+ assert_equal(S("あああabc"), S("あああabcいいい").rstrip("い"))
+
+ # Test with NUL characters
+ assert_equal(S("---abc\0"), S("---abc\0++").rstrip("+"))
+
+ # Test without modification
+ assert_equal(S("abc"), S("abc").rstrip("-"))
+
+ # Test with range
+ assert_equal(S("012abc"), S("012abc345").rstrip("0-9"))
+
+ # Test with multiple selectors
+ assert_equal(S("01234abc56"), S("01234abc56789").rstrip("0-9", "^4-6"))
+ end
+
+ def test_rstrip_bang_with_chars
+ a = S("---abc+++")
+ assert_equal(S("---abc"), a.rstrip!("+"))
+ assert_equal(S("---abc"), a)
+
+ a = S("abc")
+ assert_nil(a.rstrip!("+"))
+ assert_equal(S("abc"), a)
+ end
+
def test_sub
assert_equal(S("h*llo"), S("hello").sub(/[aeiou]/, S('*')))
assert_equal(S("h<e>llo"), S("hello").sub(/([aeiou])/, S('<\1>')))
@@ -1937,17 +2206,17 @@ CODE
o = Object.new
def o.to_str; "bar"; end
- assert_equal("fooBARbaz", "foobarbaz".sub(o, "BAR"))
+ assert_equal("fooBARbaz", S("foobarbaz").sub(o, "BAR"))
- assert_raise(TypeError) { "foo".sub(Object.new, "") }
+ assert_raise(TypeError) { S("foo").sub(Object.new, "") }
- assert_raise(ArgumentError) { "foo".sub }
+ assert_raise(ArgumentError) { S("foo").sub }
assert_raise(IndexError) { "foo"[/(?:(o$)|(x))/, 2] = 'bar' }
o = Object.new
def o.to_s; self; end
- assert_match(/^foo#<Object:0x.*>baz$/, "foobarbaz".sub("bar") { o })
+ assert_match(/^foo#<Object:0x.*>baz$/, S("foobarbaz").sub("bar") { o })
assert_equal(S("Abc"), S("abc").sub("a", "A"))
m = nil
@@ -1956,10 +2225,20 @@ CODE
assert_equal(/a/, m.regexp)
bug = '[ruby-core:78686] [Bug #13042] other than regexp has no name references'
assert_raise_with_message(IndexError, /oops/, bug) {
- 'hello'.gsub('hello', '\k<oops>')
+ S('hello').gsub('hello', '\k<oops>')
}
end
+ def test_sub_gc_compact_stress
+ omit "compaction doesn't work well on s390x" if RUBY_PLATFORM =~ /s390x/ # https://github.com/ruby/ruby/pull/5077
+ EnvUtil.under_gc_compact_stress do
+ m = /&(?<foo>.*?);/.match(S("aaa &amp; yyy"))
+ assert_equal("amp", m["foo"])
+
+ assert_equal("aaa [amp] yyy", S("aaa &amp; yyy").sub(/&(?<foo>.*?);/, S('[\k<foo>]')))
+ end
+ end
+
def test_sub!
a = S("hello")
b = a.dup
@@ -2003,18 +2282,18 @@ CODE
assert_equal(S("AAAAA000"), S("ZZZZ999").succ)
assert_equal(S("*+"), S("**").succ)
- assert_equal("abce", "abcd".succ)
- assert_equal("THX1139", "THX1138".succ)
- assert_equal("<\<koalb>>", "<\<koala>>".succ)
- assert_equal("2000aaa", "1999zzz".succ)
- assert_equal("AAAA0000", "ZZZ9999".succ)
- assert_equal("**+", "***".succ)
+ assert_equal("abce", S("abcd").succ)
+ assert_equal("THX1139", S("THX1138").succ)
+ assert_equal("<\<koalb>>", S("<\<koala>>").succ)
+ assert_equal("2000aaa", S("1999zzz").succ)
+ assert_equal("AAAA0000", S("ZZZ9999").succ)
+ assert_equal("**+", S("***").succ)
- assert_equal("!", " ".succ)
- assert_equal("", "".succ)
+ assert_equal("!", S(" ").succ)
+ assert_equal("", S("").succ)
bug = '[ruby-core:83062] [Bug #13952]'
- s = "\xff".b
+ s = S("\xff").b
assert_not_predicate(s, :ascii_only?)
assert_predicate(s.succ, :ascii_only?, bug)
end
@@ -2066,8 +2345,8 @@ CODE
assert_equal(S(""), a.succ!)
assert_equal(S(""), a)
- assert_equal("aaaaaaaaaaaa", "zzzzzzzzzzz".succ!)
- assert_equal("aaaaaaaaaaaaaaaaaaaaaaaa", "zzzzzzzzzzzzzzzzzzzzzzz".succ!)
+ assert_equal("aaaaaaaaaaaa", S("zzzzzzzzzzz").succ!)
+ assert_equal("aaaaaaaaaaaaaaaaaaaaaaaa", S("zzzzzzzzzzzzzzzzzzzzzzz").succ!)
end
def test_sum
@@ -2089,8 +2368,8 @@ CODE
end
def test_sum_2
- assert_equal(0, "".sum)
- assert_equal(294, "abc".sum)
+ assert_equal(0, S("").sum)
+ assert_equal(294, S("abc").sum)
check_sum("abc")
check_sum("\x80")
-3.upto(70) {|bits|
@@ -2109,6 +2388,8 @@ CODE
def test_swapcase
assert_equal(S("hi&LOW"), S("HI&low").swapcase)
+ s = S("")
+ assert_not_same(s, s.swapcase)
end
def test_swapcase!
@@ -2135,39 +2416,39 @@ CODE
def test_to_i
assert_equal(1480, S("1480ft/sec").to_i)
assert_equal(0, S("speed of sound in water @20C = 1480ft/sec)").to_i)
- assert_equal(0, " 0".to_i)
- assert_equal(0, "+0".to_i)
- assert_equal(0, "-0".to_i)
- assert_equal(0, "--0".to_i)
- assert_equal(16, "0x10".to_i(0))
- assert_equal(16, "0X10".to_i(0))
- assert_equal(2, "0b10".to_i(0))
- assert_equal(2, "0B10".to_i(0))
- assert_equal(8, "0o10".to_i(0))
- assert_equal(8, "0O10".to_i(0))
- assert_equal(10, "0d10".to_i(0))
- assert_equal(10, "0D10".to_i(0))
- assert_equal(8, "010".to_i(0))
- assert_raise(ArgumentError) { "010".to_i(-10) }
+ assert_equal(0, S(" 0").to_i)
+ assert_equal(0, S("+0").to_i)
+ assert_equal(0, S("-0").to_i)
+ assert_equal(0, S("--0").to_i)
+ assert_equal(16, S("0x10").to_i(0))
+ assert_equal(16, S("0X10").to_i(0))
+ assert_equal(2, S("0b10").to_i(0))
+ assert_equal(2, S("0B10").to_i(0))
+ assert_equal(8, S("0o10").to_i(0))
+ assert_equal(8, S("0O10").to_i(0))
+ assert_equal(10, S("0d10").to_i(0))
+ assert_equal(10, S("0D10").to_i(0))
+ assert_equal(8, S("010").to_i(0))
+ assert_raise(ArgumentError) { S("010").to_i(-10) }
2.upto(36) {|radix|
- assert_equal(radix, "10".to_i(radix))
- assert_equal(radix**2, "100".to_i(radix))
+ assert_equal(radix, S("10").to_i(radix))
+ assert_equal(radix**2, S("100").to_i(radix))
}
- assert_raise(ArgumentError) { "0".to_i(1) }
- assert_raise(ArgumentError) { "0".to_i(37) }
- assert_equal(0, "z".to_i(10))
- assert_equal(12, "1_2".to_i(10))
- assert_equal(0x40000000, "1073741824".to_i(10))
- assert_equal(0x4000000000000000, "4611686018427387904".to_i(10))
- assert_equal(1, "1__2".to_i(10))
- assert_equal(1, "1_z".to_i(10))
+ assert_raise(ArgumentError) { S("0").to_i(1) }
+ assert_raise(ArgumentError) { S("0").to_i(37) }
+ assert_equal(0, S("z").to_i(10))
+ assert_equal(12, S("1_2").to_i(10))
+ assert_equal(0x40000000, S("1073741824").to_i(10))
+ assert_equal(0x4000000000000000, S("4611686018427387904").to_i(10))
+ assert_equal(1, S("1__2").to_i(10))
+ assert_equal(1, S("1_z").to_i(10))
bug6192 = '[ruby-core:43566]'
- assert_raise(Encoding::CompatibilityError, bug6192) {"0".encode("utf-16be").to_i}
- assert_raise(Encoding::CompatibilityError, bug6192) {"0".encode("utf-16le").to_i}
- assert_raise(Encoding::CompatibilityError, bug6192) {"0".encode("utf-32be").to_i}
- assert_raise(Encoding::CompatibilityError, bug6192) {"0".encode("utf-32le").to_i}
- assert_raise(Encoding::CompatibilityError, bug6192) {"0".encode("iso-2022-jp").to_i}
+ assert_raise(Encoding::CompatibilityError, bug6192) {S("0".encode("utf-16be")).to_i}
+ assert_raise(Encoding::CompatibilityError, bug6192) {S("0".encode("utf-16le")).to_i}
+ assert_raise(Encoding::CompatibilityError, bug6192) {S("0".encode("utf-32be")).to_i}
+ assert_raise(Encoding::CompatibilityError, bug6192) {S("0".encode("utf-32le")).to_i}
+ assert_raise(Encoding::CompatibilityError, bug6192) {S("0".encode("iso-2022-jp")).to_i}
end
def test_to_s
@@ -2199,13 +2480,13 @@ CODE
assert_equal(S("*e**o"), S("hello").tr(S("^aeiou"), S("*")))
assert_equal(S("hal"), S("ibm").tr(S("b-z"), S("a-z")))
- a = "abc".force_encoding(Encoding::US_ASCII)
+ a = S("abc".force_encoding(Encoding::US_ASCII))
assert_equal(Encoding::US_ASCII, a.tr(S("z"), S("\u0101")).encoding, '[ruby-core:22326]')
- assert_equal("a".hash, "a".tr("a", "\u0101").tr("\u0101", "a").hash, '[ruby-core:22328]')
- assert_equal(true, "\u0101".tr("\u0101", "a").ascii_only?)
- assert_equal(true, "\u3041".tr("\u3041", "a").ascii_only?)
- assert_equal(false, "\u3041\u3042".tr("\u3041", "a").ascii_only?)
+ assert_equal("a".hash, S("a").tr("a", "\u0101").tr("\u0101", "a").hash, '[ruby-core:22328]')
+ assert_equal(true, S("\u0101").tr("\u0101", "a").ascii_only?)
+ assert_equal(true, S("\u3041").tr("\u3041", "a").ascii_only?)
+ assert_equal(false, S("\u3041\u3042").tr("\u3041", "a").ascii_only?)
bug6156 = '[ruby-core:43335]'
bug13950 = '[ruby-core:83056] [Bug #13950]'
@@ -2215,6 +2496,8 @@ CODE
assert_not_predicate(str, :ascii_only?)
assert_not_predicate(star, :ascii_only?)
assert_not_predicate(result, :ascii_only?, bug13950)
+
+ assert_equal(S("XYC"), S("ABC").tr("A-AB", "XY"))
end
def test_tr!
@@ -2236,16 +2519,20 @@ CODE
assert_nil(a.tr!(S("B-Z"), S("A-Z")))
assert_equal(S("ibm"), a)
- a = "abc".force_encoding(Encoding::US_ASCII)
+ a = S("abc".force_encoding(Encoding::US_ASCII))
assert_nil(a.tr!(S("z"), S("\u0101")), '[ruby-core:22326]')
assert_equal(Encoding::US_ASCII, a.encoding, '[ruby-core:22326]')
+
+ assert_equal(S("XYC"), S("ABC").tr!("A-AB", "XY"))
end
def test_tr_s
assert_equal(S("hypo"), S("hello").tr_s(S("el"), S("yp")))
assert_equal(S("h*o"), S("hello").tr_s(S("el"), S("*")))
- assert_equal("a".hash, "\u0101\u0101".tr_s("\u0101", "a").hash)
- assert_equal(true, "\u3041\u3041".tr("\u3041", "a").ascii_only?)
+ assert_equal("a".hash, S("\u0101\u0101").tr_s("\u0101", "a").hash)
+ assert_equal(true, S("\u3041\u3041").tr("\u3041", "a").ascii_only?)
+
+ assert_equal(S("XYC"), S("ABC").tr_s("A-AB", "XY"))
end
def test_tr_s!
@@ -2258,6 +2545,8 @@ CODE
a = S("hello")
assert_equal(S("h*o"), a.tr_s!(S("el"), S("*")))
assert_equal(S("h*o"), a)
+
+ assert_equal(S("XYC"), S("ABC").tr_s!("A-AB", "XY"))
end
def test_unpack
@@ -2310,33 +2599,7 @@ CODE
assert_equal([0xa9, 0x42, 0x2260], S("\xc2\xa9B\xe2\x89\xa0").unpack(S("U*")))
-=begin
- skipping "Not tested:
- D,d & double-precision float, native format\\
- E & double-precision float, little-endian byte order\\
- e & single-precision float, little-endian byte order\\
- F,f & single-precision float, native format\\
- G & double-precision float, network (big-endian) byte order\\
- g & single-precision float, network (big-endian) byte order\\
- I & unsigned integer\\
- i & integer\\
- L & unsigned long\\
- l & long\\
-
- m & string encoded in base64 (uuencoded)\\
- N & long, network (big-endian) byte order\\
- n & short, network (big-endian) byte-order\\
- P & pointer to a structure (fixed-length string)\\
- p & pointer to a null-terminated string\\
- S & unsigned short\\
- s & short\\
- V & long, little-endian byte order\\
- v & short, little-endian byte order\\
- X & back up a byte\\
- x & null byte\\
- Z & ASCII string (null padded, count is width)\\
-"
-=end
+ # more comprehensive tests are in test_pack.rb
end
def test_upcase
@@ -2344,6 +2607,8 @@ CODE
assert_equal(S("HELLO"), S("hello").upcase)
assert_equal(S("HELLO"), S("HELLO").upcase)
assert_equal(S("ABC HELLO 123"), S("abc HELLO 123").upcase)
+ assert_equal(S("H\0""ELLO"), S("H\0""ello").upcase)
+ assert_equal(S("\u{10574}"), S("\u{1059B}").upcase)
end
def test_upcase!
@@ -2356,6 +2621,12 @@ CODE
a = S("HELLO")
assert_nil(a.upcase!)
assert_equal(S("HELLO"), a)
+
+ a = S("H\0""ello")
+ b = a.dup
+ assert_equal(S("H\0""ELLO"), a.upcase!)
+ assert_equal(S("H\0""ELLO"), a)
+ assert_equal(S("H\0""ello"), b)
end
def test_upto
@@ -2411,6 +2682,8 @@ CODE
class S2 < String
end
def test_str_new4
+ return unless @cls == String
+
s = (0..54).to_a.join # length = 100
s2 = S2.new(s[10,90])
s3 = s2[10,80]
@@ -2419,7 +2692,7 @@ CODE
end
def test_rb_str_new4
- s = "a" * 100
+ s = S("a" * 100)
s2 = s[10,90]
assert_equal("a" * 90, s2)
s3 = s2[10,80]
@@ -2437,11 +2710,11 @@ CODE
end
def test_rb_str_to_str
- assert_equal("ab", "a" + StringLike.new("b"))
+ assert_equal("ab", S("a") + StringLike.new("b"))
end
def test_rb_str_shared_replace
- s = "a" * 100
+ s = S("a" * 100)
s.succ!
assert_equal("a" * 99 + "b", s)
s = ""
@@ -2465,12 +2738,12 @@ CODE
def test_times2
s1 = ''
100.times {|n|
- s2 = "a" * n
+ s2 = S("a") * n
assert_equal(s1, s2)
s1 << 'a'
}
- assert_raise(ArgumentError) { "foo" * (-1) }
+ assert_raise(ArgumentError) { S("foo") * (-1) }
end
def test_respond_to
@@ -2478,41 +2751,41 @@ CODE
def o.respond_to?(arg) [:to_str].include?(arg) ? nil : super end
def o.to_str() "" end
def o.==(other) "" == other end
- assert_equal(false, "" == o)
+ assert_equal(false, S("") == o)
end
def test_match_method
- assert_equal("bar", "foobarbaz".match(/bar/).to_s)
+ assert_equal("bar", S("foobarbaz").match(/bar/).to_s)
o = Regexp.new('foo')
def o.match(x, y, z); x + y + z; end
- assert_equal("foobarbaz", "foo".match(o, "bar", "baz"))
+ assert_equal("foobarbaz", S("foo").match(o, "bar", "baz"))
x = nil
- "foo".match(o, "bar", "baz") {|y| x = y }
+ S("foo").match(o, "bar", "baz") {|y| x = y }
assert_equal("foobarbaz", x)
- assert_raise(ArgumentError) { "foo".match }
+ assert_raise(ArgumentError) { S("foo").match }
end
def test_match_p_regexp
/backref/ =~ 'backref'
# must match here, but not in a separate method, e.g., assert_send,
# to check if $~ is affected or not.
- assert_equal(true, "".match?(//))
+ assert_equal(true, S("").match?(//))
assert_equal(true, :abc.match?(/.../))
- assert_equal(true, 'abc'.match?(/b/))
- assert_equal(true, 'abc'.match?(/b/, 1))
- assert_equal(true, 'abc'.match?(/../, 1))
- assert_equal(true, 'abc'.match?(/../, -2))
- assert_equal(false, 'abc'.match?(/../, -4))
- assert_equal(false, 'abc'.match?(/../, 4))
- assert_equal(true, "\u3042xx".match?(/../, 1))
- assert_equal(false, "\u3042x".match?(/../, 1))
- assert_equal(true, ''.match?(/\z/))
- assert_equal(true, 'abc'.match?(/\z/))
- assert_equal(true, 'Ruby'.match?(/R.../))
- assert_equal(false, 'Ruby'.match?(/R.../, 1))
- assert_equal(false, 'Ruby'.match?(/P.../))
+ assert_equal(true, S('abc').match?(/b/))
+ assert_equal(true, S('abc').match?(/b/, 1))
+ assert_equal(true, S('abc').match?(/../, 1))
+ assert_equal(true, S('abc').match?(/../, -2))
+ assert_equal(false, S('abc').match?(/../, -4))
+ assert_equal(false, S('abc').match?(/../, 4))
+ assert_equal(true, S("\u3042xx").match?(/../, 1))
+ assert_equal(false, S("\u3042x").match?(/../, 1))
+ assert_equal(true, S('').match?(/\z/))
+ assert_equal(true, S('abc').match?(/\z/))
+ assert_equal(true, S('Ruby').match?(/R.../))
+ assert_equal(false, S('Ruby').match?(/R.../, 1))
+ assert_equal(false, S('Ruby').match?(/P.../))
assert_equal('backref', $&)
end
@@ -2520,21 +2793,21 @@ CODE
/backref/ =~ 'backref'
# must match here, but not in a separate method, e.g., assert_send,
# to check if $~ is affected or not.
- assert_equal(true, "".match?(''))
+ assert_equal(true, S("").match?(''))
assert_equal(true, :abc.match?('...'))
- assert_equal(true, 'abc'.match?('b'))
- assert_equal(true, 'abc'.match?('b', 1))
- assert_equal(true, 'abc'.match?('..', 1))
- assert_equal(true, 'abc'.match?('..', -2))
- assert_equal(false, 'abc'.match?('..', -4))
- assert_equal(false, 'abc'.match?('..', 4))
- assert_equal(true, "\u3042xx".match?('..', 1))
- assert_equal(false, "\u3042x".match?('..', 1))
- assert_equal(true, ''.match?('\z'))
- assert_equal(true, 'abc'.match?('\z'))
- assert_equal(true, 'Ruby'.match?('R...'))
- assert_equal(false, 'Ruby'.match?('R...', 1))
- assert_equal(false, 'Ruby'.match?('P...'))
+ assert_equal(true, S('abc').match?('b'))
+ assert_equal(true, S('abc').match?('b', 1))
+ assert_equal(true, S('abc').match?('..', 1))
+ assert_equal(true, S('abc').match?('..', -2))
+ assert_equal(false, S('abc').match?('..', -4))
+ assert_equal(false, S('abc').match?('..', 4))
+ assert_equal(true, S("\u3042xx").match?('..', 1))
+ assert_equal(false, S("\u3042x").match?('..', 1))
+ assert_equal(true, S('').match?('\z'))
+ assert_equal(true, S('abc').match?('\z'))
+ assert_equal(true, S('Ruby').match?('R...'))
+ assert_equal(false, S('Ruby').match?('R...', 1))
+ assert_equal(false, S('Ruby').match?('P...'))
assert_equal('backref', $&)
end
@@ -2554,18 +2827,23 @@ CODE
def test_inspect_nul
bug8290 = '[ruby-core:54458]'
- s = "\0" + "12"
+ s = S("\0") + "12"
assert_equal '"\u000012"', s.inspect, bug8290
- s = "\0".b + "12"
+ s = S("\0".b) + "12"
assert_equal '"\x0012"', s.inspect, bug8290
end
+ def test_inspect_next_line
+ bug16842 = '[ruby-core:98231]'
+ assert_equal '"\\u0085"', 0x85.chr(Encoding::UTF_8).inspect, bug16842
+ end
+
def test_partition
- assert_equal(%w(he l lo), "hello".partition(/l/))
- assert_equal(%w(he l lo), "hello".partition("l"))
- assert_raise(TypeError) { "hello".partition(1) }
+ assert_equal(%w(he l lo), S("hello").partition(/l/))
+ assert_equal(%w(he l lo), S("hello").partition("l"))
+ assert_raise(TypeError) { S("hello").partition(1) }
def (hyphen = Object.new).to_str; "-"; end
- assert_equal(%w(foo - bar), "foo-bar".partition(hyphen), '[ruby-core:23540]')
+ assert_equal(%w(foo - bar), S("foo-bar").partition(hyphen), '[ruby-core:23540]')
bug6206 = '[ruby-dev:45441]'
Encoding.list.each do |enc|
@@ -2575,22 +2853,24 @@ CODE
end
assert_equal(["\u30E6\u30FC\u30B6", "@", "\u30C9\u30E1.\u30A4\u30F3"],
- "\u30E6\u30FC\u30B6@\u30C9\u30E1.\u30A4\u30F3".partition(/[@.]/))
+ S("\u30E6\u30FC\u30B6@\u30C9\u30E1.\u30A4\u30F3").partition(/[@.]/))
bug = '[ruby-core:82911]'
- hello = "hello"
+ hello = S("hello")
hello.partition("hi").map(&:upcase!)
assert_equal("hello", hello, bug)
- assert_equal(["", "", "foo"], "foo".partition(/^=*/))
+ assert_equal(["", "", "foo"], S("foo").partition(/^=*/))
+
+ assert_equal([S("ab"), S("c"), S("dbce")], S("abcdbce").partition(/b\Kc/))
end
def test_rpartition
- assert_equal(%w(hel l o), "hello".rpartition(/l/))
- assert_equal(%w(hel l o), "hello".rpartition("l"))
- assert_raise(TypeError) { "hello".rpartition(1) }
+ assert_equal(%w(hel l o), S("hello").rpartition(/l/))
+ assert_equal(%w(hel l o), S("hello").rpartition("l"))
+ assert_raise(TypeError) { S("hello").rpartition(1) }
def (hyphen = Object.new).to_str; "-"; end
- assert_equal(%w(foo - bar), "foo-bar".rpartition(hyphen), '[ruby-core:23540]')
+ assert_equal(%w(foo - bar), S("foo-bar").rpartition(hyphen), '[ruby-core:23540]')
bug6206 = '[ruby-dev:45441]'
Encoding.list.each do |enc|
@@ -2601,19 +2881,31 @@ CODE
bug8138 = '[ruby-dev:47183]'
assert_equal(["\u30E6\u30FC\u30B6@\u30C9\u30E1", ".", "\u30A4\u30F3"],
- "\u30E6\u30FC\u30B6@\u30C9\u30E1.\u30A4\u30F3".rpartition(/[@.]/), bug8138)
+ S("\u30E6\u30FC\u30B6@\u30C9\u30E1.\u30A4\u30F3").rpartition(/[@.]/), bug8138)
bug = '[ruby-core:82911]'
hello = "hello"
hello.rpartition("hi").map(&:upcase!)
assert_equal("hello", hello, bug)
+
+ assert_equal([S("abcdb"), S("c"), S("e")], S("abcdbce").rpartition(/b\Kc/))
end
- def test_setter
- assert_raise(TypeError) { $/ = 1 }
+ def test_rs
+ return unless @cls == String
+
+ begin
+ rs = $/
+ assert_deprecated_warning(/non-nil '\$\/'/) { $/ = "" }
+ assert_raise(TypeError) { $/ = 1 }
+ ensure
+ EnvUtil.suppress_warning { $/ = rs }
+ end
name = "\u{5206 884c}"
- assert_separately([], <<-"end;") # do
+ assert_separately([], "#{<<~"do;"}\n#{<<~"end;"}")
+ do;
alias $#{name} $/
+ assert_deprecated_warning(/\\$#{name}/) { $#{name} = "" }
assert_raise_with_message(TypeError, /\\$#{name}/) { $#{name} = 1 }
end;
end
@@ -2645,70 +2937,101 @@ CODE
end
def test_gsub_enumerator
- assert_normal_exit %q{"abc".gsub(/./).next}, "[ruby-dev:34828]"
+ e = S("abc").gsub(/./)
+ assert_equal("a", e.next, "[ruby-dev:34828]")
+ assert_equal("b", e.next)
+ assert_equal("c", e.next)
end
def test_clear_nonasciicompat
- assert_equal("", "\u3042".encode("ISO-2022-JP").clear)
+ assert_equal("", S("\u3042".encode("ISO-2022-JP")).clear)
end
def test_try_convert
- assert_equal(nil, String.try_convert(1))
- assert_equal("foo", String.try_convert("foo"))
+ assert_equal(nil, @cls.try_convert(1))
+ assert_equal("foo", @cls.try_convert("foo"))
end
def test_substr_negative_begin
assert_equal("\u3042", ("\u3042" * 100)[-1])
end
-=begin
def test_compare_different_encoding_string
- s1 = "\xff".force_encoding("UTF-8")
- s2 = "\xff".force_encoding("ISO-2022-JP")
+ s1 = S("\xff".force_encoding("UTF-8"))
+ s2 = S("\xff".force_encoding("ISO-2022-JP"))
assert_equal([-1, 1], [s1 <=> s2, s2 <=> s1].sort)
+
+ s3 = S("あ".force_encoding("UTF-16LE"))
+ s4 = S("a".force_encoding("IBM437"))
+ assert_equal([-1, 1], [s3 <=> s4, s4 <=> s3].sort)
end
-=end
def test_casecmp
- assert_equal(0, "FoO".casecmp("fOO"))
- assert_equal(1, "FoO".casecmp("BaR"))
- assert_equal(-1, "baR".casecmp("FoO"))
- assert_equal(1, "\u3042B".casecmp("\u3042a"))
+ assert_equal(0, S("FoO").casecmp("fOO"))
+ assert_equal(1, S("FoO").casecmp("BaR"))
+ assert_equal(-1, S("foo").casecmp("FOOBAR"))
+ assert_equal(-1, S("baR").casecmp("FoO"))
+ assert_equal(1, S("\u3042B").casecmp("\u3042a"))
+ assert_equal(-1, S("foo").casecmp("foo\0"))
+ assert_equal(1, S("FOOBAR").casecmp("foo"))
+ assert_equal(0, S("foo\0bar").casecmp("FOO\0BAR"))
- assert_nil("foo".casecmp(:foo))
- assert_nil("foo".casecmp(Object.new))
+ assert_nil(S("foo").casecmp(:foo))
+ assert_nil(S("foo").casecmp(Object.new))
+
+ assert_nil(S("foo").casecmp(0))
+ assert_nil(S("foo").casecmp(5.00))
o = Object.new
def o.to_str; "fOO"; end
- assert_equal(0, "FoO".casecmp(o))
+ assert_equal(0, S("FoO").casecmp(o))
+
+ assert_equal(0, S("#" * 128 + "A" * 256 + "b").casecmp("#" * 128 + "a" * 256 + "B"))
+ assert_equal(0, S("a" * 256 + "B").casecmp("A" * 256 + "b"))
+
+ assert_equal(-1, S("@").casecmp("`"))
+ assert_equal(0, S("hello\u00E9X").casecmp("HELLO\u00E9x"))
+
+ s1 = S("\xff".force_encoding("UTF-8"))
+ s2 = S("\xff".force_encoding("ISO-2022-JP"))
+ assert_nil(s1.casecmp(s2))
end
def test_casecmp?
- assert_equal(true, 'FoO'.casecmp?('fOO'))
- assert_equal(false, 'FoO'.casecmp?('BaR'))
- assert_equal(false, 'baR'.casecmp?('FoO'))
- assert_equal(true, 'äöü'.casecmp?('ÄÖÜ'))
+ assert_equal(true, S('FoO').casecmp?('fOO'))
+ assert_equal(false, S('FoO').casecmp?('BaR'))
+ assert_equal(false, S('baR').casecmp?('FoO'))
+ assert_equal(true, S('äöü').casecmp?('ÄÖÜ'))
+ assert_equal(false, S("foo").casecmp?("foo\0"))
+
+ assert_nil(S("foo").casecmp?(:foo))
+ assert_nil(S("foo").casecmp?(Object.new))
- assert_nil("foo".casecmp?(:foo))
- assert_nil("foo".casecmp?(Object.new))
+ assert_nil(S("foo").casecmp(0))
+ assert_nil(S("foo").casecmp(5.00))
o = Object.new
def o.to_str; "fOO"; end
- assert_equal(true, "FoO".casecmp?(o))
+ assert_equal(true, S("FoO").casecmp?(o))
+
+ s1 = S("\xff".force_encoding("UTF-8"))
+ s2 = S("\xff".force_encoding("ISO-2022-JP"))
+ assert_nil(s1.casecmp?(s2))
end
def test_upcase2
- assert_equal("\u3042AB", "\u3042aB".upcase)
+ assert_equal("\u3042AB", S("\u3042aB").upcase)
end
def test_downcase2
- assert_equal("\u3042ab", "\u3042aB".downcase)
+ assert_equal("\u3042ab", S("\u3042aB").downcase)
end
def test_rstrip
- assert_equal(" hello", " hello ".rstrip)
- assert_equal("\u3042", "\u3042 ".rstrip)
- assert_raise(Encoding::CompatibilityError) { "\u3042".encode("ISO-2022-JP").rstrip }
+ assert_equal(" hello", S(" hello ").rstrip)
+ assert_equal("\u3042", S("\u3042 ").rstrip)
+ assert_equal("\u3042", S("\u3042\u0000").rstrip)
+ assert_raise(Encoding::CompatibilityError) { S("\u3042".encode("ISO-2022-JP")).rstrip }
end
def test_rstrip_bang
@@ -2728,12 +3051,22 @@ CODE
assert_equal(nil, s4.rstrip!)
assert_equal("\u3042", s4)
- assert_raise(Encoding::CompatibilityError) { "\u3042".encode("ISO-2022-JP").rstrip! }
+ s5 = S("\u3042\u0000")
+ assert_equal("\u3042", s5.rstrip!)
+ assert_equal("\u3042", s5)
+
+ assert_raise(Encoding::CompatibilityError) { S("\u3042".encode("ISO-2022-JP")).rstrip! }
+ assert_raise(Encoding::CompatibilityError) { S("abc \x80 ".force_encoding('UTF-8')).rstrip! }
+ assert_raise(Encoding::CompatibilityError) { S("abc\x80 ".force_encoding('UTF-8')).rstrip! }
+ assert_raise(Encoding::CompatibilityError) { S("abc \x80".force_encoding('UTF-8')).rstrip! }
+ assert_raise(Encoding::CompatibilityError) { S("\x80".force_encoding('UTF-8')).rstrip! }
+ assert_raise(Encoding::CompatibilityError) { S(" \x80 ".force_encoding('UTF-8')).rstrip! }
end
def test_lstrip
- assert_equal("hello ", " hello ".lstrip)
- assert_equal("\u3042", " \u3042".lstrip)
+ assert_equal("hello ", S(" hello ").lstrip)
+ assert_equal("\u3042", S(" \u3042").lstrip)
+ assert_equal("hello ", S("\x00hello ").lstrip)
end
def test_lstrip_bang
@@ -2752,13 +3085,19 @@ CODE
s4 = S("\u3042")
assert_equal(nil, s4.lstrip!)
assert_equal("\u3042", s4)
+
+ s5 = S("\u0000\u3042")
+ assert_equal("\u3042", s5.lstrip!)
+ assert_equal("\u3042", s5)
end
- def test_delete_prefix
- assert_raise(TypeError) { 'hello'.delete_prefix(nil) }
- assert_raise(TypeError) { 'hello'.delete_prefix(1) }
- assert_raise(TypeError) { 'hello'.delete_prefix(/hel/) }
+ def test_delete_prefix_type_error
+ assert_raise(TypeError) { S('hello').delete_prefix(nil) }
+ assert_raise(TypeError) { S('hello').delete_prefix(1) }
+ assert_raise(TypeError) { S('hello').delete_prefix(/hel/) }
+ end
+ def test_delete_prefix
s = S("hello")
assert_equal("lo", s.delete_prefix('hel'))
assert_equal("hello", s)
@@ -2778,8 +3117,9 @@ CODE
s = S("hello")
assert_equal("hello", s.delete_prefix("\u{3053 3093}"))
assert_equal("hello", s)
+ end
- # skip if argument is a broken string
+ def test_delete_prefix_broken_encoding
s = S("\xe3\x81\x82")
assert_equal("\xe3\x81\x82", s.delete_prefix("\xe3"))
assert_equal("\xe3\x81\x82", s)
@@ -2788,23 +3128,31 @@ CODE
assert_equal("\x95\x5c".force_encoding("Shift_JIS"), s.delete_prefix("\x95"))
assert_equal("\x95\x5c".force_encoding("Shift_JIS"), s)
- # clear coderange
+ assert_equal("\xFE", S("\xFF\xFE").delete_prefix("\xFF"))
+ assert_equal("\xBE", S("hello\xBE").delete_prefix("hello"))
+ assert_equal("\xBE", S("\xFFhello\xBE").delete_prefix("\xFFhello"))
+ end
+
+ def test_delete_prefix_clear_coderange
s = S("\u{3053 3093}hello")
assert_not_predicate(s, :ascii_only?)
assert_predicate(s.delete_prefix("\u{3053 3093}"), :ascii_only?)
+ end
- # argument should be converted to String
+ def test_delete_prefix_argument_conversion
klass = Class.new { def to_str; 'a'; end }
s = S("abba")
assert_equal("bba", s.delete_prefix(klass.new))
assert_equal("abba", s)
end
- def test_delete_prefix_bang
- assert_raise(TypeError) { 'hello'.delete_prefix!(nil) }
- assert_raise(TypeError) { 'hello'.delete_prefix!(1) }
- assert_raise(TypeError) { 'hello'.delete_prefix!(/hel/) }
+ def test_delete_prefix_bang_type_error
+ assert_raise(TypeError) { S('hello').delete_prefix!(nil) }
+ assert_raise(TypeError) { S('hello').delete_prefix!(1) }
+ assert_raise(TypeError) { S('hello').delete_prefix!(/hel/) }
+ end
+ def test_delete_prefix_bang
s = S("hello")
assert_equal("lo", s.delete_prefix!('hel'))
assert_equal("lo", s)
@@ -2824,23 +3172,32 @@ CODE
s = S("hello")
assert_equal(nil, s.delete_prefix!("\u{3053 3093}"))
assert_equal("hello", s)
+ end
- # skip if argument is a broken string
+ def test_delete_prefix_bang_broken_encoding
s = S("\xe3\x81\x82")
assert_equal(nil, s.delete_prefix!("\xe3"))
assert_equal("\xe3\x81\x82", s)
- # clear coderange
+ s = S("\xFF\xFE")
+ assert_equal("\xFE", s.delete_prefix!("\xFF"))
+ assert_equal("\xFE", s)
+ end
+
+ def test_delete_prefix_bang_clear_coderange
s = S("\u{3053 3093}hello")
assert_not_predicate(s, :ascii_only?)
assert_predicate(s.delete_prefix!("\u{3053 3093}"), :ascii_only?)
+ end
- # argument should be converted to String
+ def test_delete_prefix_bang_argument_conversion
klass = Class.new { def to_str; 'a'; end }
s = S("abba")
assert_equal("bba", s.delete_prefix!(klass.new))
assert_equal("bba", s)
+ end
+ def test_delete_prefix_bang_frozen_error
s = S("ax").freeze
assert_raise_with_message(FrozenError, /frozen/) {s.delete_prefix!("a")}
@@ -2853,11 +3210,13 @@ CODE
assert_raise_with_message(FrozenError, /frozen/) {s.delete_prefix!(o)}
end
- def test_delete_suffix
- assert_raise(TypeError) { 'hello'.delete_suffix(nil) }
- assert_raise(TypeError) { 'hello'.delete_suffix(1) }
- assert_raise(TypeError) { 'hello'.delete_suffix(/hel/) }
+ def test_delete_suffix_type_error
+ assert_raise(TypeError) { S('hello').delete_suffix(nil) }
+ assert_raise(TypeError) { S('hello').delete_suffix(1) }
+ assert_raise(TypeError) { S('hello').delete_suffix(/hel/) }
+ end
+ def test_delete_suffix
s = S("hello")
assert_equal("hel", s.delete_suffix('lo'))
assert_equal("hello", s)
@@ -2877,23 +3236,28 @@ CODE
s = S("hello")
assert_equal("hello", s.delete_suffix("\u{3061 306f}"))
assert_equal("hello", s)
+ end
- # skip if argument is a broken string
+ def test_delete_suffix_broken_encoding
s = S("\xe3\x81\x82")
assert_equal("\xe3\x81\x82", s.delete_suffix("\x82"))
assert_equal("\xe3\x81\x82", s)
+ end
- # clear coderange
+ def test_delete_suffix_clear_coderange
s = S("hello\u{3053 3093}")
assert_not_predicate(s, :ascii_only?)
assert_predicate(s.delete_suffix("\u{3053 3093}"), :ascii_only?)
+ end
- # argument should be converted to String
+ def test_delete_suffix_argument_conversion
klass = Class.new { def to_str; 'a'; end }
s = S("abba")
assert_equal("abb", s.delete_suffix(klass.new))
assert_equal("abba", s)
+ end
+ def test_delete_suffix_newline
# chomp removes any of "\n", "\r\n", "\r" when "\n" is specified,
# but delete_suffix does not
s = "foo\n"
@@ -2904,11 +3268,13 @@ CODE
assert_equal("foo\r", s.delete_suffix("\n"))
end
- def test_delete_suffix_bang
- assert_raise(TypeError) { 'hello'.delete_suffix!(nil) }
- assert_raise(TypeError) { 'hello'.delete_suffix!(1) }
- assert_raise(TypeError) { 'hello'.delete_suffix!(/hel/) }
+ def test_delete_suffix_bang_type_error
+ assert_raise(TypeError) { S('hello').delete_suffix!(nil) }
+ assert_raise(TypeError) { S('hello').delete_suffix!(1) }
+ assert_raise(TypeError) { S('hello').delete_suffix!(/hel/) }
+ end
+ def test_delete_suffix_bang_frozen_error
s = S("hello").freeze
assert_raise_with_message(FrozenError, /frozen/) {s.delete_suffix!('lo')}
@@ -2919,7 +3285,9 @@ CODE
"x"
end
assert_raise_with_message(FrozenError, /frozen/) {s.delete_suffix!(o)}
+ end
+ def test_delete_suffix_bang
s = S("hello")
assert_equal("hel", s.delete_suffix!('lo'))
assert_equal("hel", s)
@@ -2939,8 +3307,9 @@ CODE
s = S("hello")
assert_equal(nil, s.delete_suffix!("\u{3061 306f}"))
assert_equal("hello", s)
+ end
- # skip if argument is a broken string
+ def test_delete_suffix_bang_broken_encoding
s = S("\xe3\x81\x82")
assert_equal(nil, s.delete_suffix!("\x82"))
assert_equal("\xe3\x81\x82", s)
@@ -2948,18 +3317,22 @@ CODE
s = S("\x95\x5c").force_encoding("Shift_JIS")
assert_equal(nil, s.delete_suffix!("\x5c"))
assert_equal("\x95\x5c".force_encoding("Shift_JIS"), s)
+ end
- # clear coderange
+ def test_delete_suffix_bang_clear_coderange
s = S("hello\u{3053 3093}")
assert_not_predicate(s, :ascii_only?)
assert_predicate(s.delete_suffix!("\u{3053 3093}"), :ascii_only?)
+ end
- # argument should be converted to String
+ def test_delete_suffix_bang_argument_conversion
klass = Class.new { def to_str; 'a'; end }
s = S("abba")
assert_equal("abb", s.delete_suffix!(klass.new))
assert_equal("abb", s)
+ end
+ def test_delete_suffix_bang_newline
# chomp removes any of "\n", "\r\n", "\r" when "\n" is specified,
# but delete_suffix does not
s = "foo\n"
@@ -2996,7 +3369,7 @@ CODE
end
def test_shared_force_encoding
- s = "\u{3066}\u{3059}\u{3068}".gsub(//, '')
+ s = S("\u{3066}\u{3059}\u{3068}").gsub(//, '')
h = {}
h[s] = nil
k = h.keys[0]
@@ -3011,31 +3384,25 @@ CODE
def test_ascii_incomat_inspect
bug4081 = '[ruby-core:33283]'
WIDE_ENCODINGS.each do |e|
- assert_equal('"abc"', "abc".encode(e).inspect)
- assert_equal('"\\u3042\\u3044\\u3046"', "\u3042\u3044\u3046".encode(e).inspect)
- assert_equal('"ab\\"c"', "ab\"c".encode(e).inspect, bug4081)
+ assert_equal('"abc"', S("abc".encode(e)).inspect)
+ assert_equal('"\\u3042\\u3044\\u3046"', S("\u3042\u3044\u3046".encode(e)).inspect)
+ assert_equal('"ab\\"c"', S("ab\"c".encode(e)).inspect, bug4081)
end
- begin
- verbose, $VERBOSE = $VERBOSE, nil
- ext = Encoding.default_external
- Encoding.default_external = "us-ascii"
- $VERBOSE = verbose
- i = "abc\"\\".force_encoding("utf-8").inspect
- ensure
- $VERBOSE = nil
- Encoding.default_external = ext
- $VERBOSE = verbose
+
+ EnvUtil.with_default_external(Encoding::US_ASCII) do
+ i = S("abc\"\\".force_encoding("utf-8")).inspect
+
+ assert_equal('"abc\\"\\\\"', i, bug4081)
end
- assert_equal('"abc\\"\\\\"', i, bug4081)
end
def test_dummy_inspect
assert_equal('"\e\x24\x42\x22\x4C\x22\x68\e\x28\x42"',
- "\u{ffe2}\u{2235}".encode("cp50220").inspect)
+ S("\u{ffe2}\u{2235}".encode("cp50220")).inspect)
end
def test_prepend
- assert_equal(S("hello world!"), "!".prepend("hello ", "world"))
+ assert_equal(S("hello world!"), S("!").prepend("hello ", "world"))
b = S("ue")
assert_equal(S("ueueue"), b.prepend(b, b))
@@ -3043,7 +3410,7 @@ CODE
def foo.to_str
"b"
end
- assert_equal(S("ba"), "a".prepend(foo))
+ assert_equal(S("ba"), S("a").prepend(foo))
a = S("world")
b = S("hello ")
@@ -3057,34 +3424,39 @@ CODE
end
def test_byteslice
- assert_equal("h", "hello".byteslice(0))
- assert_equal(nil, "hello".byteslice(5))
- assert_equal("o", "hello".byteslice(-1))
- assert_equal(nil, "hello".byteslice(-6))
-
- assert_equal("", "hello".byteslice(0, 0))
- assert_equal("hello", "hello".byteslice(0, 6))
- assert_equal("hello", "hello".byteslice(0, 6))
- assert_equal("", "hello".byteslice(5, 1))
- assert_equal("o", "hello".byteslice(-1, 6))
- assert_equal(nil, "hello".byteslice(-6, 1))
- assert_equal(nil, "hello".byteslice(0, -1))
-
- assert_equal("h", "hello".byteslice(0..0))
- assert_equal("", "hello".byteslice(5..0))
- assert_equal("o", "hello".byteslice(4..5))
- assert_equal(nil, "hello".byteslice(6..0))
- assert_equal("", "hello".byteslice(-1..0))
- assert_equal("llo", "hello".byteslice(-3..5))
-
- assert_equal(u("\x81"), "\u3042".byteslice(1))
- assert_equal(u("\x81\x82"), "\u3042".byteslice(1, 2))
- assert_equal(u("\x81\x82"), "\u3042".byteslice(1..2))
-
- assert_equal(u("\x82")+("\u3042"*9), ("\u3042"*10).byteslice(2, 28))
+ assert_equal("h", S("hello").byteslice(0))
+ assert_equal(nil, S("hello").byteslice(5))
+ assert_equal("o", S("hello").byteslice(-1))
+ assert_equal(nil, S("hello").byteslice(-6))
+
+ assert_equal("", S("hello").byteslice(0, 0))
+ assert_equal("hello", S("hello").byteslice(0, 6))
+ assert_equal("hello", S("hello").byteslice(0, 6))
+ assert_equal("", S("hello").byteslice(5, 1))
+ assert_equal("o", S("hello").byteslice(-1, 6))
+ assert_equal(nil, S("hello").byteslice(-6, 1))
+ assert_equal(nil, S("hello").byteslice(0, -1))
+
+ assert_equal("h", S("hello").byteslice(0..0))
+ assert_equal("", S("hello").byteslice(5..0))
+ assert_equal("o", S("hello").byteslice(4..5))
+ assert_equal(nil, S("hello").byteslice(6..0))
+ assert_equal("", S("hello").byteslice(-1..0))
+ assert_equal("llo", S("hello").byteslice(-3..5))
+
+ assert_equal(u("\x81"), S("\u3042").byteslice(1))
+ assert_equal(u("\x81\x82"), S("\u3042").byteslice(1, 2))
+ assert_equal(u("\x81\x82"), S("\u3042").byteslice(1..2))
+
+ assert_equal(u("\x82")+("\u3042"*9), S("\u3042"*10).byteslice(2, 28))
+
+ assert_equal("\xE3", S("こんにちは").byteslice(0))
+ assert_equal("こんにちは", S("こんにちは").byteslice(0, 15))
+ assert_equal("こ", S("こんにちは").byteslice(0, 3))
+ assert_equal("は", S("こんにちは").byteslice(12, 15))
bug7954 = '[ruby-dev:47108]'
- assert_equal(false, "\u3042".byteslice(0, 2).valid_encoding?, bug7954)
+ assert_equal(false, S("\u3042").byteslice(0, 2).valid_encoding?, bug7954)
assert_equal(false, ("\u3042"*10).byteslice(0, 20).valid_encoding?, bug7954)
end
@@ -3099,6 +3471,8 @@ CODE
end
def test_eq_tilde_can_be_overridden
+ return unless @cls == String
+
assert_separately([], <<-RUBY)
class String
undef =~
@@ -3116,7 +3490,7 @@ CODE
end
def test_regexp_match_subclass
- s = Bug9581.new("abc")
+ s = Bug9581.new(S("abc"))
r = /abc/
assert_equal(:foo, s =~ r)
assert_equal(:foo, s.send(:=~, r))
@@ -3126,6 +3500,7 @@ CODE
def test_LSHIFT_neary_long_max
return unless @cls == String
+
assert_ruby_status([], <<-'end;', '[ruby-core:61886] [Bug #9709]', timeout: 20)
begin
a = "a" * 0x4000_0000
@@ -3137,6 +3512,8 @@ CODE
# enable only when string size range is smaller than memory space
def test_uplus_minus
+ return unless @cls == String
+
str = "foo"
assert_not_predicate(str, :frozen?)
assert_not_predicate(+str, :frozen?)
@@ -3145,7 +3522,11 @@ CODE
assert_same(str, +str)
assert_not_same(str, -str)
- str = "bar".freeze
+ require 'objspace'
+
+ str = "test_uplus_minus_str".freeze
+ assert_includes ObjectSpace.dump(str), '"fstring":true'
+
assert_predicate(str, :frozen?)
assert_not_predicate(+str, :frozen?)
assert_predicate(-str, :frozen?)
@@ -3153,45 +3534,507 @@ CODE
assert_not_same(str, +str)
assert_same(str, -str)
- bar = %w(b a r).join('')
- assert_same(str, -bar, "uminus deduplicates [Feature #13077]")
+ bar = -%w(test uplus minus str).join('_')
+ assert_same(str, bar, "uminus deduplicates [Feature #13077] str: #{ObjectSpace.dump(str)} bar: #{ObjectSpace.dump(bar)}")
+ end
+
+ def test_uminus_dedup_in_place
+ dynamic = "this string is unique and frozen #{rand}".freeze
+ assert_same dynamic, -dynamic
+ assert_same dynamic, -dynamic.dup
+ end
+
+ def test_uminus_frozen
+ return unless @cls == String
+
+ # embedded
+ str1 = ("foobar" * 3).freeze
+ str2 = ("foobar" * 3).freeze
+ assert_not_same str1, str2
+ assert_same str1, -str1
+ assert_same str1, -str2
+
+ # regular
+ str1 = ("foobar" * 4).freeze
+ str2 = ("foobar" * 4).freeze
+ assert_not_same str1, str2
+ assert_same str1, -str1
+ assert_same str1, -str2
end
def test_uminus_no_freeze_not_bare
- str = @cls.new("foo")
+ str = S("foo")
assert_instance_of(@cls, -str)
assert_equal(false, str.frozen?)
- str = @cls.new("foo")
+ str = S("foo")
str.instance_variable_set(:@iv, 1)
assert_instance_of(@cls, -str)
assert_equal(false, str.frozen?)
assert_equal(1, str.instance_variable_get(:@iv))
- str = @cls.new("foo")
+ str = S("foo")
assert_instance_of(@cls, -str)
assert_equal(false, str.frozen?)
end
+ def test_uminus_no_embed_gc
+ pad = "a"*2048
+ File.open(IO::NULL, "w") do |dev_null|
+ ("aa".."zz").each do |c|
+ fstr = -(c + pad).freeze
+ dev_null.write(fstr)
+ end
+ end
+ GC.start
+ end
+
def test_ord
- assert_equal(97, "a".ord)
- assert_equal(97, "abc".ord)
- assert_equal(0x3042, "\u3042\u3043".ord)
- assert_raise(ArgumentError) { "".ord }
+ assert_equal(97, S("a").ord)
+ assert_equal(97, S("abc").ord)
+ assert_equal(0x3042, S("\u3042\u3043").ord)
+ assert_raise(ArgumentError) { S("").ord }
end
def test_chr
- assert_equal("a", "abcde".chr)
- assert_equal("a", "a".chr)
- assert_equal("\u3042", "\u3042\u3043".chr)
- assert_equal('', ''.chr)
+ assert_equal("a", S("abcde").chr)
+ assert_equal("a", S("a").chr)
+ assert_equal("\u3042", S("\u3042\u3043").chr)
+ assert_equal('', S('').chr)
end
def test_substr_code_range
- data = "\xff" + "a"*200
+ data = S("\xff" + "a"*200)
assert_not_predicate(data, :valid_encoding?)
assert_predicate(data[100..-1], :valid_encoding?)
end
+
+ def test_byteindex
+ assert_byteindex(0, S("hello"), ?h)
+ assert_byteindex(1, S("hello"), S("ell"))
+ assert_byteindex(2, S("hello"), /ll./)
+
+ assert_byteindex(3, S("hello"), ?l, 3)
+ assert_byteindex(3, S("hello"), S("l"), 3)
+ assert_byteindex(3, S("hello"), /l./, 3)
+
+ assert_byteindex(nil, S("hello"), ?z, 3)
+ assert_byteindex(nil, S("hello"), S("z"), 3)
+ assert_byteindex(nil, S("hello"), /z./, 3)
+
+ assert_byteindex(nil, S("hello"), ?z)
+ assert_byteindex(nil, S("hello"), S("z"))
+ assert_byteindex(nil, S("hello"), /z./)
+
+ assert_byteindex(0, S(""), S(""))
+ assert_byteindex(0, S(""), //)
+ assert_byteindex(nil, S(""), S("hello"))
+ assert_byteindex(nil, S(""), /hello/)
+ assert_byteindex(0, S("hello"), S(""))
+ assert_byteindex(0, S("hello"), //)
+
+ s = S("long") * 1000 << "x"
+ assert_byteindex(nil, s, S("y"))
+ assert_byteindex(4 * 1000, s, S("x"))
+ s << "yx"
+ assert_byteindex(4 * 1000, s, S("x"))
+ assert_byteindex(4 * 1000, s, S("xyx"))
+
+ o = Object.new
+ def o.to_str; "bar"; end
+ assert_byteindex(3, S("foobarbarbaz"), o)
+ assert_raise(TypeError) { S("foo").byteindex(Object.new) }
+
+ assert_byteindex(nil, S("foo"), //, -100)
+ assert_byteindex(nil, S("foo"), //, -4)
+
+ assert_byteindex(2, S("abcdbce"), /b\Kc/)
+
+ assert_byteindex(0, S("こんにちは"), ?こ)
+ assert_byteindex(3, S("こんにちは"), S("んにち"))
+ assert_byteindex(6, S("こんにちは"), /にち./)
+
+ assert_byteindex(0, S("にんにちは"), ?に, 0)
+ assert_raise(IndexError) { S("にんにちは").byteindex(?に, 1) }
+ assert_raise(IndexError) { S("にんにちは").byteindex(?に, 5) }
+ assert_byteindex(6, S("にんにちは"), ?に, 6)
+ assert_byteindex(6, S("にんにちは"), S("に"), 6)
+ assert_byteindex(6, S("にんにちは"), /に./, 6)
+ assert_raise(IndexError) { S("にんにちは").byteindex(?に, 7) }
+
+ s = S("foobarbarbaz")
+ assert !1000.times.any? {s.byteindex("", 100_000_000)}
+ end
+
+ def test_byterindex
+ assert_byterindex(3, S("hello"), ?l)
+ assert_byterindex(6, S("ell, hello"), S("ell"))
+ assert_byterindex(7, S("ell, hello"), /ll./)
+
+ assert_byterindex(3, S("hello,lo"), ?l, 3)
+ assert_byterindex(3, S("hello,lo"), S("l"), 3)
+ assert_byterindex(3, S("hello,lo"), /l./, 3)
+
+ assert_byterindex(nil, S("hello"), ?z, 3)
+ assert_byterindex(nil, S("hello"), S("z"), 3)
+ assert_byterindex(nil, S("hello"), /z./, 3)
+
+ assert_byterindex(nil, S("hello"), ?z)
+ assert_byterindex(nil, S("hello"), S("z"))
+ assert_byterindex(nil, S("hello"), /z./)
+
+ assert_byterindex(5, S("hello"), S(""))
+ assert_byterindex(5, S("hello"), S(""), 5)
+ assert_byterindex(4, S("hello"), S(""), 4)
+ assert_byterindex(0, S("hello"), S(""), 0)
+
+ o = Object.new
+ def o.to_str; "bar"; end
+ assert_byterindex(6, S("foobarbarbaz"), o)
+ assert_raise(TypeError) { S("foo").byterindex(Object.new) }
+
+ assert_byterindex(nil, S("foo"), //, -100)
+
+ m = assert_byterindex(3, S("foo"), //)
+ assert_equal([3, 3], m.offset(0))
+ assert_byterindex(3, S("foo"), //, 4)
+
+ assert_byterindex(5, S("abcdbce"), /b\Kc/)
+
+ assert_byterindex(6, S("こんにちは"), ?に)
+ assert_byterindex(18, S("にちは、こんにちは"), S("にちは"))
+ assert_byterindex(18, S("にちは、こんにちは"), /にち./)
+
+ assert_raise(IndexError) { S("にちは、こんにちは").byterindex(S("にちは"), 19) }
+ assert_raise(IndexError) { S("にちは、こんにちは").byterindex(S("にちは"), -2) }
+ assert_byterindex(18, S("にちは、こんにちは"), S("にちは"), 18)
+ assert_byterindex(18, S("にちは、こんにちは"), S("にちは"), -3)
+ assert_raise(IndexError) { S("にちは、こんにちは").byterindex(S("にちは"), 17) }
+ assert_raise(IndexError) { S("にちは、こんにちは").byterindex(S("にちは"), -4) }
+ assert_raise(IndexError) { S("にちは、こんにちは").byterindex(S("にちは"), 1) }
+ assert_byterindex(0, S("にちは、こんにちは"), S("にちは"), 0)
+
+ assert_byterindex(0, S("こんにちは"), S("こんにちは"))
+ assert_byterindex(nil, S("こんにち"), S("こんにちは"))
+ assert_byterindex(nil, S("こ"), S("こんにちは"))
+ assert_byterindex(nil, S(""), S("こんにちは"))
+ end
+
+ def test_bytesplice
+ assert_bytesplice_raise(IndexError, S("hello"), -6, 0, "bye")
+ assert_bytesplice_result("byehello", S("hello"), -5, 0, "bye")
+ assert_bytesplice_result("byehello", S("hello"), 0, 0, "bye")
+ assert_bytesplice_result("byeello", S("hello"), 0, 1, "bye")
+ assert_bytesplice_result("bye", S("hello"), 0, 5, "bye")
+ assert_bytesplice_result("bye", S("hello"), 0, 6, "bye")
+
+ assert_bytesplice_raise(IndexError, S("hello"), -5, 0, "bye", -4, 0)
+ assert_bytesplice_result("byehello", S("hello"), 0, 0, "bye", 0, 3)
+ assert_bytesplice_result("yehello", S("hello"), 0, 0, "bye", 1, 3)
+ assert_bytesplice_result("yehello", S("hello"), 0, 0, "bye", 1, 2)
+ assert_bytesplice_result("ehello", S("hello"), 0, 0, "bye", 2, 1)
+ assert_bytesplice_result("hello", S("hello"), 0, 0, "bye", 3, 0)
+ assert_bytesplice_result("hello", s = S("hello"), 0, 5, s, 0, 5)
+ assert_bytesplice_result("elloo", s = S("hello"), 0, 4, s, 1, 4)
+ assert_bytesplice_result("llolo", s = S("hello"), 0, 3, s, 2, 3)
+ assert_bytesplice_result("lollo", s = S("hello"), 0, 2, s, 3, 2)
+ assert_bytesplice_result("oello", s = S("hello"), 0, 1, s, 4, 1)
+ assert_bytesplice_result("hhell", s = S("hello"), 1, 4, s, 0, 4)
+ assert_bytesplice_result("hehel", s = S("hello"), 2, 3, s, 0, 3)
+ assert_bytesplice_result("helhe", s = S("hello"), 3, 2, s, 0, 2)
+ assert_bytesplice_result("hellh", s = S("hello"), 4, 1, s, 0, 1)
+
+ assert_bytesplice_raise(RangeError, S("hello"), -6...-6, "bye")
+ assert_bytesplice_result("byehello", S("hello"), -5...-5, "bye")
+ assert_bytesplice_result("byehello", S("hello"), 0...0, "bye")
+ assert_bytesplice_result("byeello", S("hello"), 0..0, "bye")
+ assert_bytesplice_result("byeello", S("hello"), 0...1, "bye")
+ assert_bytesplice_result("byello", S("hello"), 0..1, "bye")
+ assert_bytesplice_result("bye", S("hello"), 0..-1, "bye")
+ assert_bytesplice_result("bye", S("hello"), 0...5, "bye")
+ assert_bytesplice_result("bye", S("hello"), 0...6, "bye")
+ assert_bytesplice_result("llolo", s = S("hello"), 0..2, s, 2..4)
+
+ assert_bytesplice_raise(RangeError, S("hello"), -5...-5, "bye", -6...-6)
+ assert_bytesplice_result("byehello", S("hello"), -5...-5, "bye", 0..-1)
+ assert_bytesplice_result("byehello", S("hello"), 0...0, "bye", 0..-1)
+ assert_bytesplice_result("bhello", S("hello"), 0...0, "bye", 0..0)
+ assert_bytesplice_result("byhello", S("hello"), 0...0, "bye", 0..1)
+ assert_bytesplice_result("byehello", S("hello"), 0...0, "bye", 0..2)
+ assert_bytesplice_result("yehello", S("hello"), 0...0, "bye", 1..2)
+
+ assert_bytesplice_raise(TypeError, S("hello"), 0, "bye")
+
+ assert_bytesplice_raise(IndexError, S("こんにちは"), -16, 0, "bye")
+ assert_bytesplice_result("byeこんにちは", S("こんにちは"), -15, 0, "bye")
+ assert_bytesplice_result("byeこんにちは", S("こんにちは"), 0, 0, "bye")
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 1, 0, "bye")
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 0, 1, "bye")
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 0, 2, "bye")
+ assert_bytesplice_result("byeんにちは", S("こんにちは"), 0, 3, "bye")
+ assert_bytesplice_result("こんにちはbye", S("こんにちは"), 15, 0, "bye")
+
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 0, 0, "さようなら", -16, 0)
+ assert_bytesplice_result("こんにちはさようなら", S("こんにちは"), 15, 0, "さようなら", 0, 15)
+ assert_bytesplice_result("さようなら", S("こんにちは"), 0, 15, "さようなら", 0, 15)
+ assert_bytesplice_result("さんにちは", S("こんにちは"), 0, 3, "さようなら", 0, 3)
+ assert_bytesplice_result("さようちは", S("こんにちは"), 0, 9, "さようなら", 0, 9)
+ assert_bytesplice_result("ようなちは", S("こんにちは"), 0, 9, "さようなら", 3, 9)
+ assert_bytesplice_result("ようちは", S("こんにちは"), 0, 9, "さようなら", 3, 6)
+ assert_bytesplice_result("ようならちは", S("こんにちは"), 0, 9, "さようなら", 3, 12)
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 0, 15, "さようなら", -16, 0)
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 0, 15, "さようなら", 1, 0)
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 0, 15, "さようなら", 2, 0)
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 0, 15, "さようなら", 0, 1)
+ assert_bytesplice_raise(IndexError, S("こんにちは"), 0, 15, "さようなら", 0, 2)
+ assert_bytesplice_result("にちはちは", s = S("こんにちは"), 0, 9, s, 6, 9)
+
+ assert_bytesplice_result("", S(""), 0, 0, "")
+ assert_bytesplice_result("xxx", S(""), 0, 0, "xxx")
+
+ assert_bytesplice_raise(ArgumentError, S("hello"), 0, 5, "bye", 0)
+ assert_bytesplice_raise(ArgumentError, S("hello"), 0, 5, "bye", 0..-1)
+ assert_bytesplice_raise(ArgumentError, S("hello"), 0..-1, "bye", 0, 3)
+ end
+
+ def test_append_bytes_into_binary
+ buf = S("".b)
+ assert_equal Encoding::BINARY, buf.encoding
+
+ buf.append_as_bytes(S("hello"))
+ assert_equal "hello".b, buf
+ assert_equal Encoding::BINARY, buf.encoding
+
+ buf.append_as_bytes(S("こんにちは"))
+ assert_equal S("helloこんにちは".b), buf
+ assert_equal Encoding::BINARY, buf.encoding
+ end
+
+ def test_append_bytes_into_utf8
+ buf = S("")
+ assert_equal Encoding::UTF_8, buf.encoding
+
+ buf.append_as_bytes(S("hello"))
+ assert_equal S("hello"), buf
+ assert_equal Encoding::UTF_8, buf.encoding
+ assert_predicate buf, :ascii_only?
+ assert_predicate buf, :valid_encoding?
+
+ buf.append_as_bytes(S("こんにちは"))
+ assert_equal S("helloこんにちは"), buf
+ assert_equal Encoding::UTF_8, buf.encoding
+ refute_predicate buf, :ascii_only?
+ assert_predicate buf, :valid_encoding?
+
+ buf.append_as_bytes(S("\xE2\x82".b))
+ assert_equal S("helloこんにちは\xE2\x82"), buf
+ assert_equal Encoding::UTF_8, buf.encoding
+ refute_predicate buf, :valid_encoding?
+
+ buf.append_as_bytes(S("\xAC".b))
+ assert_equal S("helloこんにちは€"), buf
+ assert_equal Encoding::UTF_8, buf.encoding
+ assert_predicate buf, :valid_encoding?
+ end
+
+ def test_append_bytes_into_utf32
+ buf = S("abc".encode(Encoding::UTF_32LE))
+ assert_equal Encoding::UTF_32LE, buf.encoding
+
+ buf.append_as_bytes("def")
+ assert_equal Encoding::UTF_32LE, buf.encoding
+ refute_predicate buf, :valid_encoding?
+ end
+
+ def test_chilled_string
+ chilled_string = eval('"chilled"')
+
+ assert_not_predicate chilled_string, :frozen?
+
+ assert_not_predicate chilled_string.dup, :frozen?
+ assert_not_predicate chilled_string.clone, :frozen?
+
+ # @+ treat the original string as frozen
+ assert_not_predicate(+chilled_string, :frozen?)
+ assert_not_same chilled_string, +chilled_string
+
+ # @- treat the original string as mutable
+ assert_predicate(-chilled_string, :frozen?)
+ assert_not_same chilled_string, -chilled_string
+ end
+
+ def test_chilled_string_setivar
+ deprecated = Warning[:deprecated]
+ Warning[:deprecated] = false
+
+ String.class_eval <<~RUBY, __FILE__, __LINE__ + 1
+ def setivar!
+ @ivar = 42
+ @ivar
+ end
+ RUBY
+ chilled_string = eval('"chilled"')
+ begin
+ assert_equal 42, chilled_string.setivar!
+ ensure
+ String.undef_method(:setivar!)
+ end
+ ensure
+ Warning[:deprecated] = deprecated
+ end
+
+ def test_chilled_string_substring
+ deprecated = Warning[:deprecated]
+ Warning[:deprecated] = false
+ chilled_string = eval('"a chilled string."')
+ substring = chilled_string[0..-1]
+ assert_equal("a chilled string.", substring)
+ chilled_string[0..-1] = "This string is defrosted."
+ assert_equal("a chilled string.", substring)
+ ensure
+ Warning[:deprecated] = deprecated
+ end
+
+ def test_encode_fallback_raise_memory_leak
+ {
+ "hash" => <<~RUBY,
+ fallback = Hash.new { raise MyError }
+ RUBY
+ "proc" => <<~RUBY,
+ fallback = proc { raise MyError }
+ RUBY
+ "method" => <<~RUBY,
+ def my_method(_str) = raise MyError
+ fallback = method(:my_method)
+ RUBY
+ "aref" => <<~RUBY,
+ fallback = Object.new
+ def fallback.[](_str) = raise MyError
+ RUBY
+ }.each do |type, code|
+ assert_no_memory_leak([], '', <<~RUBY, "fallback type is #{type}", rss: true)
+ class MyError < StandardError; end
+
+ #{code}
+
+ 100_000.times do |i|
+ "\\ufffd".encode(Encoding::US_ASCII, fallback:)
+ rescue MyError
+ end
+ RUBY
+ end
+ end
+
+ def test_encode_fallback_too_big_memory_leak
+ {
+ "hash" => <<~RUBY,
+ fallback = Hash.new { "\\uffee" }
+ RUBY
+ "proc" => <<~RUBY,
+ fallback = proc { "\\uffee" }
+ RUBY
+ "method" => <<~RUBY,
+ def my_method(_str) = "\\uffee"
+ fallback = method(:my_method)
+ RUBY
+ "aref" => <<~RUBY,
+ fallback = Object.new
+ def fallback.[](_str) = "\\uffee"
+ RUBY
+ }.each do |type, code|
+ assert_no_memory_leak([], '', <<~RUBY, "fallback type is #{type}", rss: true)
+ class MyError < StandardError; end
+
+ #{code}
+
+ 100_000.times do |i|
+ "\\ufffd".encode(Encoding::US_ASCII, fallback:)
+ rescue ArgumentError
+ end
+ RUBY
+ end
+ end
+
+ def test_encode_fallback_not_string_memory_leak
+ {
+ "hash" => <<~RUBY,
+ fallback = Hash.new { Object.new }
+ RUBY
+ "proc" => <<~RUBY,
+ fallback = proc { Object.new }
+ RUBY
+ "method" => <<~RUBY,
+ def my_method(_str) = Object.new
+ fallback = method(:my_method)
+ RUBY
+ "aref" => <<~RUBY,
+ fallback = Object.new
+ def fallback.[](_str) = Object.new
+ RUBY
+ }.each do |type, code|
+ assert_no_memory_leak([], '', <<~RUBY, "fallback type is #{type}", rss: true)
+ class MyError < StandardError; end
+
+ #{code}
+
+ 100_000.times do |i|
+ "\\ufffd".encode(Encoding::US_ASCII, fallback:)
+ rescue TypeError
+ end
+ RUBY
+ end
+ end
+
+ private
+
+ def assert_bytesplice_result(expected, s, *args)
+ assert_equal(expected, s.send(:bytesplice, *args))
+ assert_equal(expected, s)
+ end
+
+ def assert_bytesplice_raise(e, s, *args)
+ assert_raise(e) { s.send(:bytesplice, *args) }
+ end
+
+ def assert_index_like(method, expected, string, match, *rest)
+ message = "#{method} with string does not affect $~"
+ /.*/ =~ message
+ md_before = $~
+ assert_equal(expected, string.__send__(method, match, *rest))
+ md_after = $~
+ case match
+ when Regexp
+ if expected
+ assert_not_nil(md_after)
+ assert_not_same(md_before, md_after)
+ else
+ assert_nil(md_after)
+ end
+ else
+ assert_same(md_before, md_after)
+ end
+ md_after
+ end
+
+ def assert_index(expected, string, match, *rest)
+ assert_index_like(:index, expected, string, match, *rest)
+ end
+
+ def assert_rindex(expected, string, match, *rest)
+ assert_index_like(:rindex, expected, string, match, *rest)
+ end
+
+ def assert_byteindex(expected, string, match, *rest)
+ assert_index_like(:byteindex, expected, string, match, *rest)
+ end
+
+ def assert_byterindex(expected, string, match, *rest)
+ assert_index_like(:byterindex, expected, string, match, *rest)
+ end
+
+ def assert_undump(str, *rest)
+ assert_equal(str, str.dump.undump, *rest)
+ end
end
class TestString2 < TestString
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-18 20:00:44 +0000