From b8118e9645ca5e656975b6dae9ac88219fecee23 Mon Sep 17 00:00:00 2001 From: mame Date: Thu, 15 May 2008 14:37:18 +0000 Subject: * test/ruby/test_string.rb: add tests to achieve over 90% test coverage of string.c. * test/ruby/test_m17n.rb: ditto. * test/ruby/test_symbol.rb: ditto. * test/ruby/test_pack.rb: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16427 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_string.rb | 191 ++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 190 insertions(+), 1 deletion(-) (limited to 'test/ruby/test_string.rb') diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb index 70214c8ff5..648287a677 100644 --- a/test/ruby/test_string.rb +++ b/test/ruby/test_string.rb @@ -57,6 +57,12 @@ class TestString < Test::Unit::TestCase assert_equal(S("Foo"), S("FooBar")[/([A-Z]..)([A-Z]..)/, -2]) assert_equal(nil, S("FooBar")[/([A-Z]..)([A-Z]..)/, -3]) end + + o = Object.new + def o.to_int; 2; end + assert_equal("o", "foo"[o]) + + assert_raise(ArgumentError) { "foo"[] } end def test_ASET # '[]=' @@ -136,6 +142,14 @@ class TestString < Test::Unit::TestCase s = S("a string") s[0..s.size] = S("another string") assert_equal(S("another string"), s) + + o = Object.new + def o.to_int; 2; end + s = "foo" + s[o] = "bar" + assert_equal("fobar", s) + + assert_raise(ArgumentError) { "foo"[1, 2, 3] = "" } end def test_CMP # '<=>' @@ -150,6 +164,21 @@ class TestString < Test::Unit::TestCase assert_equal(0, S("ABCDEF") <=> S("abcdef")) $= = false end + + assert_nil("foo" <=> Object.new) + + o = Object.new + def o.to_str; "bar"; end + assert_nil("foo" <=> o) + + def o.<=>(x); nil; end + assert_nil("foo" <=> o) + + def o.<=>(x); 1; end + assert_equal(-1, "foo" <=> o) + + def o.<=>(x); 2**100; end + assert_equal(-(2**100), "foo" <=> o) end def test_EQUAL # '==' @@ -165,6 +194,13 @@ class TestString < Test::Unit::TestCase assert(S("CAT") != S('cat')) assert(S("CaT") != S('cAt')) + + o = Object.new + def o.to_str; end + def o.==(x); false; end + assert_equal(false, "foo" == o) + def o.==(x); true; end + assert_equal(true, "foo" == o) end def test_LSHIFT # '<<' @@ -176,6 +212,11 @@ class TestString < Test::Unit::TestCase s << s assert_equal("a" * (2 << i), s) } + + s = ["foo"].pack("p") + l = s.size + s << "bar" + assert_equal(l + 3, s.size) end def test_MATCH # '=~' @@ -187,6 +228,12 @@ class TestString < Test::Unit::TestCase assert_equal(10, S("FeeFieFoo-Fum") =~ /FUM$/) $= = false end + + o = Object.new + def o.=~(x); x + "bar"; end + assert_equal("foobar", S("foo") =~ o) + + assert_raise(TypeError) { S("foo") =~ "foo" } end def test_MOD # '%' @@ -329,7 +376,22 @@ class TestString < Test::Unit::TestCase b = a.dup assert_equal(S("hello"), a.chomp!) assert_equal(S("hello\n"), b) - + + s = "foo\r\n" + s.chomp! + assert_equal("foo", s) + + s = "foo\r" + s.chomp! + assert_equal("foo", s) + + s = "foo\r\n" + s.chomp!("") + assert_equal("foo", s) + + s = "foo\r" + s.chomp!("") + assert_equal("foo\r", s) end def test_chop @@ -393,6 +455,8 @@ class TestString < Test::Unit::TestCase 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_raise(ArgumentError) { "foo".count } end def test_crypt @@ -432,6 +496,12 @@ class TestString < Test::Unit::TestCase a.delete!(S("lo")) assert_equal(S("he"), a) assert_equal(S("hello"), b) + + a = S("hello") + a.delete!(S("^el")) + assert_equal(S("ell"), a) + + assert_raise(ArgumentError) { S("foo").delete! } end @@ -525,6 +595,10 @@ class TestString < Test::Unit::TestCase assert_equal(S("world"), res[1]) $/ = save + + s = nil + "foo\nbar".each_line(nil) {|s2| s = s2 } + assert_equal("foo\nbar", s) end def test_empty? @@ -549,6 +623,8 @@ class TestString < Test::Unit::TestCase a = S("hello") a.taint assert(a.gsub(/./, S('X')).tainted?) + + assert_raise(ArgumentError) { "foo".gsub } end def test_gsub! @@ -637,6 +713,14 @@ class TestString < Test::Unit::TestCase assert_nil(S("hello").index(?z)) assert_nil(S("hello").index(S("z"))) assert_nil(S("hello").index(/z./)) + + o = Object.new + def o.to_str; "bar"; end + assert_equal(3, "foobarbarbaz".index(o)) + assert_raise(TypeError) { "foo".index(Object.new) } + + assert_nil("foo".index(//, -100)) + assert_nil($~) end def test_intern @@ -727,6 +811,15 @@ class TestString < Test::Unit::TestCase b = a.replace(S("xyz")) assert_equal(S("xyz"), b) assert(b.tainted?) + + s = "foo" * 100 + s2 = ("bar" * 100).dup + s.replace(s2) + assert_equal(s2, s) + + s2 = ["foo"].pack("p") + s.replace(s2) + assert_equal(s2, s) end def test_reverse @@ -768,6 +861,14 @@ class TestString < Test::Unit::TestCase assert_nil(S("hello").rindex(?z)) assert_nil(S("hello").rindex(S("z"))) assert_nil(S("hello").rindex(/z./)) + + o = Object.new + def o.to_str; "bar"; end + assert_equal(6, "foobarbarbaz".rindex(o)) + assert_raise(TypeError) { "foo".rindex(Object.new) } + + assert_nil("foo".rindex(//, -100)) + assert_nil($~) end def test_rjust @@ -935,6 +1036,8 @@ class TestString < Test::Unit::TestCase assert_nil(a.slice!(S("plugh"))) assert_equal(S("FooBar"), a) end + + assert_raise(ArgumentError) { "foo".slice! } end def test_split @@ -958,6 +1061,8 @@ class TestString < Test::Unit::TestCase assert_equal([S("a"), S(""), S("b"), S("c")], S("a||b|c|").split(S('|'))) assert_equal([S("a"), S(""), S("b"), S("c"), S("")], S("a||b|c|").split(S('|'), -1)) + + assert_equal([], "".split(//, 1)) end def test_squeeze @@ -1048,6 +1153,20 @@ class TestString < Test::Unit::TestCase a = S("hello") a.taint assert(a.sub(/./, S('X')).tainted?) + + o = Object.new + def o.to_str; "bar"; end + assert_equal("fooBARbaz", "foobarbaz".sub(o, "BAR")) + + assert_raise(TypeError) { "foo".sub(Object.new, "") } + + assert_raise(ArgumentError) { "foo".sub } + + assert_raise(IndexError) { "foo"[/(?:(o$)|(x))/, 2] = 'bar' } + + o = Object.new + def o.to_s; self; end + assert_match(/^foo#baz$/, "foobarbaz".sub("bar") { o }) end def test_sub! @@ -1402,6 +1521,8 @@ class TestString < Test::Unit::TestCase assert_equal(s1, s2) s1 << 'a' } + + assert_raise(ArgumentError) { "foo" * (-1) } end def test_respond_to @@ -1411,4 +1532,72 @@ class TestString < Test::Unit::TestCase def o.==(other) "" == other end assert_equal(false, "" == o) end + + def test_match_method + assert_equal("bar", "foobarbaz".match(/bar/).to_s) + + o = /foo/ + def o.match(x, y, z); x + y + z; end + assert_equal("foobarbaz", "foo".match(o, "bar", "baz")) + x = nil + "foo".match(o, "bar", "baz") {|y| x = y } + assert_equal("foobarbaz", x) + + assert_raise(ArgumentError) { "foo".match } + end + + def test_clear + s = "foo" * 100 + s.clear + assert_equal("", s) + end + + def test_to_s_2 + c = Class.new(String) + s = c.new + s.replace("foo") + assert_equal("foo", s.to_s) + assert_instance_of(String, s.to_s) + 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) } + 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) } + end + + def test_setter + assert_raise(TypeError) { $/ = 1 } + end + + def test_to_id + c = Class.new + c.class_eval do + def initialize + @foo = :foo + end + end + + assert_raise(TypeError) do + c.class_eval { attr 1 } + end + + o = Object.new + def o.to_str; :foo; end + assert_raise(TypeError) do + c.class_eval { attr 1 } + end + + def o.to_str; "foo"; end + assert_nothing_raised do + c.class_eval { attr o } + end + assert_equal(:foo, c.new.foo) + end end -- cgit v1.2.3