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-rw-r--r--ChangeLog7
-rw-r--r--test/stringio/test_stringio.rb314
-rw-r--r--test/strscan/test_stringscanner.rb123
3 files changed, 444 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index a47ded05b9b..8efc5a307dc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Thu Jun 5 23:31:21 2008 Yusuke Endoh <mame@tsg.ne.jp>
+
+ * test/stringio/test_stringio.rb: add tests to achieve over 95% test
+ coverage of stringio.
+
+ * test/strscan/test_stringscanner.rb: ditto for strscan.
+
Thu Jun 5 23:25:34 2008 Yusuke Endoh <mame@tsg.ne.jp>
* eval.c (ruby_finalize_0): clear trace_func after executing END
diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb
index 5f8067e696f..d022c10fadd 100644
--- a/test/stringio/test_stringio.rb
+++ b/test/stringio/test_stringio.rb
@@ -21,6 +21,9 @@ class TestStringIO < Test::Unit::TestCase
io.truncate(0)
io.puts "def"
assert_equal("\0\0\0\0def\n", io.string, "[ruby-dev:24190]")
+ assert_raise(Errno::EINVAL) { io.truncate(-1) }
+ io.truncate(10)
+ assert_equal("\0\0\0\0def\n\0\0", io.string)
end
def test_seek_beyond_eof
@@ -65,4 +68,315 @@ class TestStringIO < Test::Unit::TestCase
assert_equal(["abc\n\n", "def\n"], StringIO.new("abc\n\ndef\n").readlines(""))
end
+ def test_write
+ s = ""
+ f = StringIO.new(s, "w")
+ f.print("foo")
+ f.close
+ assert_equal("foo", s)
+
+ f = StringIO.new(s, File::WRONLY)
+ f.print("bar")
+ f.close
+ assert_equal("bar", s)
+
+ f = StringIO.new(s, "a")
+ o = Object.new
+ def o.to_s; "baz"; end
+ f.print(o)
+ f.close
+ assert_equal("barbaz", s)
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_mode_error
+ f = StringIO.new("", "r")
+ assert_raise(IOError) { f.write("foo") }
+
+ f = StringIO.new("", "w")
+ assert_raise(IOError) { f.read }
+
+ assert_raise(Errno::EACCES) { StringIO.new("".freeze, "w") }
+ s = ""
+ f = StringIO.new(s, "w")
+ s.freeze
+ assert_raise(IOError) { f.write("foo") }
+
+ assert_raise(IOError) { StringIO.allocate.read }
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_open
+ s = ""
+ StringIO.open("foo") {|f| s = f.read }
+ assert_equal("foo", s)
+ end
+
+ def test_isatty
+ assert_equal(false, StringIO.new("").isatty)
+ end
+
+ def test_path
+ assert_equal(nil, StringIO.new("").path)
+ end
+
+ def test_fsync
+ assert_equal(0, StringIO.new("").fsync)
+ end
+
+ def test_sync
+ assert_equal(true, StringIO.new("").sync)
+ assert_equal(false, StringIO.new("").sync = false)
+ end
+
+ def test_set_fcntl
+ assert_raise(NotImplementedError) { StringIO.new("").fcntl }
+ end
+
+ def test_close
+ f = StringIO.new("")
+ f.close
+ assert_raise(IOError) { f.close }
+
+ f = StringIO.new("")
+ f.close_read
+ f.close_write
+ assert_raise(IOError) { f.close }
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_close_read
+ f = StringIO.new("")
+ f.close_read
+ assert_raise(IOError) { f.read }
+ assert_raise(IOError) { f.close_read }
+ f.close
+
+ f = StringIO.new("", "w")
+ assert_raise(IOError) { f.close_read }
+ f.close
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_close_write
+ f = StringIO.new("")
+ f.close_write
+ assert_raise(IOError) { f.write("foo") }
+ assert_raise(IOError) { f.close_write }
+ f.close
+
+ f = StringIO.new("", "r")
+ assert_raise(IOError) { f.close_write }
+ f.close
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_closed
+ f = StringIO.new("")
+ assert_equal(false, f.closed?)
+ f.close
+ assert_equal(true, f.closed?)
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_closed_read
+ f = StringIO.new("")
+ assert_equal(false, f.closed_read?)
+ f.close_write
+ assert_equal(false, f.closed_read?)
+ f.close_read
+ assert_equal(true, f.closed_read?)
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_closed_write
+ f = StringIO.new("")
+ assert_equal(false, f.closed_write?)
+ f.close_read
+ assert_equal(false, f.closed_write?)
+ f.close_write
+ assert_equal(true, f.closed_write?)
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_dup
+ f1 = StringIO.new("1234")
+ assert_equal("1", f1.getc)
+ f2 = f1.dup
+ assert_equal("2", f2.getc)
+ assert_equal("3", f1.getc)
+ assert_equal("4", f2.getc)
+ assert_equal(nil, f1.getc)
+ assert_equal(true, f2.eof?)
+ f1.close
+ assert_equal(true, f2.closed?)
+ ensure
+ f1.close unless f1.closed?
+ f2.close unless f2.closed?
+ end
+
+ def test_lineno
+ f = StringIO.new("foo\nbar\nbaz\n")
+ assert_equal([0, "foo\n"], [f.lineno, f.gets])
+ assert_equal([1, "bar\n"], [f.lineno, f.gets])
+ f.lineno = 1000
+ assert_equal([1000, "baz\n"], [f.lineno, f.gets])
+ assert_equal([1001, nil], [f.lineno, f.gets])
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_pos
+ f = StringIO.new("foo\nbar\nbaz\n")
+ assert_equal([0, "foo\n"], [f.pos, f.gets])
+ assert_equal([4, "bar\n"], [f.pos, f.gets])
+ assert_raise(Errno::EINVAL) { f.pos = -1 }
+ f.pos = 1
+ assert_equal([1, "oo\n"], [f.pos, f.gets])
+ assert_equal([4, "bar\n"], [f.pos, f.gets])
+ assert_equal([8, "baz\n"], [f.pos, f.gets])
+ assert_equal([12, nil], [f.pos, f.gets])
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_reopen
+ f = StringIO.new("foo\nbar\nbaz\n")
+ assert_equal("foo\n", f.gets)
+ f.reopen("qux\nquux\nquuux\n")
+ assert_equal("quux\n", f.gets)
+
+ f2 = StringIO.new("")
+ f2.reopen(f)
+ assert_equal("quuux\n", f2.gets)
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_seek
+ f = StringIO.new("1234")
+ assert_raise(Errno::EINVAL) { f.seek(-1) }
+ f.seek(-1, 2)
+ assert_equal("4", f.getc)
+ assert_raise(Errno::EINVAL) { f.seek(1, 3) }
+ f.close
+ assert_raise(IOError) { f.seek(0) }
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_each_byte
+ f = StringIO.new("1234")
+ a = []
+ f.each_byte {|c| a << c }
+ assert_equal(%w(1 2 3 4).map {|c| c.ord }, a)
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_getbyte
+ f = StringIO.new("1234")
+ assert_equal("1".ord, f.getbyte)
+ assert_equal("2".ord, f.getbyte)
+ assert_equal("3".ord, f.getbyte)
+ assert_equal("4".ord, f.getbyte)
+ assert_equal(nil, f.getbyte)
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_ungetc
+ s = "1234"
+ f = StringIO.new(s, "r")
+ assert_nothing_raised { f.ungetc("x") }
+ assert_equal("x", f.getc) # bug?
+ assert_equal("1", f.getc)
+
+ s = "1234"
+ f = StringIO.new(s, "r")
+ assert_equal("1", f.getc)
+ f.ungetc("y".ord)
+ assert_equal("y", f.getc)
+ assert_equal("2", f.getc)
+ ensure
+ f.close unless f.closed?
+ end
+
+ def test_readchar
+ f = StringIO.new("1234")
+ a = ""
+ assert_raise(EOFError) { loop { a << f.readchar } }
+ assert_equal("1234", a)
+ end
+
+ def test_readbyte
+ f = StringIO.new("1234")
+ a = []
+ assert_raise(EOFError) { loop { a << f.readbyte } }
+ assert_equal("1234".unpack("C*"), a)
+ end
+
+ def test_each_char
+ f = StringIO.new("1234")
+ assert_equal(%w(1 2 3 4), f.each_char.to_a)
+ end
+
+ def test_gets2
+ f = StringIO.new("foo\nbar\nbaz\n")
+ assert_equal("fo", f.gets(2))
+
+ o = Object.new
+ def o.to_str; "z"; end
+ assert_equal("o\nbar\nbaz", f.gets(o))
+
+ f = StringIO.new("foo\nbar\nbaz\n")
+ assert_equal("foo\nbar\nbaz", f.gets("az"))
+ f = StringIO.new("a" * 10000 + "zz!")
+ assert_equal("a" * 10000 + "zz", f.gets("zz"))
+ f = StringIO.new("a" * 10000 + "zz!")
+ assert_equal("a" * 10000 + "zz!", f.gets("zzz"))
+ end
+
+ def test_each
+ f = StringIO.new("foo\nbar\nbaz\n")
+ assert_equal(["foo\n", "bar\n", "baz\n"], f.each.to_a)
+ end
+
+ def test_putc
+ s = ""
+ f = StringIO.new(s, "w")
+ f.putc("1")
+ f.putc("2")
+ f.putc("3")
+ f.close
+ assert_equal("123", s)
+
+ s = "foo"
+ f = StringIO.new(s, "a")
+ f.putc("1")
+ f.putc("2")
+ f.putc("3")
+ f.close
+ assert_equal("foo123", s)
+ end
+
+ def test_read
+ f = StringIO.new("1234")
+ assert_raise(ArgumentError) { f.read(-1) }
+ assert_raise(ArgumentError) { f.read(1, 2, 3) }
+ end
+
+ def test_size
+ f = StringIO.new("1234")
+ assert_equal(4, f.size)
+ end
+
end
diff --git a/test/strscan/test_stringscanner.rb b/test/strscan/test_stringscanner.rb
index fafda2c3a05..ff1eb7a298e 100644
--- a/test/strscan/test_stringscanner.rb
+++ b/test/strscan/test_stringscanner.rb
@@ -548,4 +548,127 @@ class TestStringScanner < Test::Unit::TestCase
assert_equal("\xa1\xa2".force_encoding("euc-jp"), t)
end
+ def test_set_pos
+ s = StringScanner.new("test string")
+ s.pos = 7
+ assert_equal("ring", s.rest)
+ end
+
+ def test_match_p
+ s = StringScanner.new("test string")
+ assert_equal(4, s.match?(/\w+/))
+ assert_equal(4, s.match?(/\w+/))
+ assert_equal(nil, s.match?(/\s+/))
+ end
+
+ def test_check
+ s = StringScanner.new("Foo Bar Baz")
+ assert_equal("Foo", s.check(/Foo/))
+ assert_equal(0, s.pos)
+ assert_equal("Foo", s.matched)
+ assert_equal(nil, s.check(/Bar/))
+ assert_equal(nil, s.matched)
+ end
+
+ def test_scan_full
+ s = StringScanner.new("Foo Bar Baz")
+ assert_equal(4, s.scan_full(/Foo /, false, false))
+ assert_equal(0, s.pos)
+ assert_equal(nil, s.scan_full(/Baz/, false, false))
+ assert_equal("Foo ", s.scan_full(/Foo /, false, true))
+ assert_equal(0, s.pos)
+ assert_equal(nil, s.scan_full(/Baz/, false, false))
+ assert_equal(4, s.scan_full(/Foo /, true, false))
+ assert_equal(4, s.pos)
+ assert_equal(nil, s.scan_full(/Baz /, false, false))
+ assert_equal("Bar ", s.scan_full(/Bar /, true, true))
+ assert_equal(8, s.pos)
+ assert_equal(nil, s.scan_full(/az/, false, false))
+ end
+
+ def test_exist_p
+ s = StringScanner.new("test string")
+ assert_equal(3, s.exist?(/s/))
+ assert_equal(0, s.pos)
+ s.scan(/test/)
+ assert_equal(2, s.exist?(/s/))
+ assert_equal(4, s.pos)
+ assert_equal(nil, s.exist?(/e/))
+ end
+
+ def test_skip_until
+ s = StringScanner.new("Foo Bar Baz")
+ assert_equal(3, s.skip_until(/Foo/))
+ assert_equal(3, s.pos)
+ assert_equal(4, s.skip_until(/Bar/))
+ assert_equal(7, s.pos)
+ assert_equal(nil, s.skip_until(/Qux/))
+ end
+
+ def test_check_until
+ s = StringScanner.new("Foo Bar Baz")
+ assert_equal("Foo", s.check_until(/Foo/))
+ assert_equal(0, s.pos)
+ assert_equal("Foo Bar", s.check_until(/Bar/))
+ assert_equal(0, s.pos)
+ assert_equal(nil, s.check_until(/Qux/))
+ end
+
+ def test_search_full
+ s = StringScanner.new("Foo Bar Baz")
+ assert_equal(8, s.search_full(/Bar /, false, false))
+ assert_equal(0, s.pos)
+ assert_equal("Foo Bar ", s.search_full(/Bar /, false, true))
+ assert_equal(0, s.pos)
+ assert_equal(8, s.search_full(/Bar /, true, false))
+ assert_equal(8, s.pos)
+ assert_equal("Baz", s.search_full(/az/, true, true))
+ assert_equal(11, s.pos)
+ end
+
+ def test_peek
+ s = StringScanner.new("test string")
+ assert_equal("test st", s.peek(7))
+ assert_equal("test st", s.peek(7))
+ s.scan(/test/)
+ assert_equal(" stri", s.peek(5))
+ assert_equal(" string", s.peek(10))
+ s.scan(/ string/)
+ assert_equal("", s.peek(10))
+ end
+
+ def test_unscan
+ s = StringScanner.new('test string')
+ assert_equal("test", s.scan(/\w+/))
+ s.unscan
+ assert_equal("te", s.scan(/../))
+ assert_equal(nil, s.scan(/\d/))
+ assert_raise(ScanError) { s.unscan }
+ end
+
+ def test_rest
+ s = StringScanner.new('test string')
+ assert_equal("test string", s.rest)
+ s.scan(/test/)
+ assert_equal(" string", s.rest)
+ s.scan(/ string/)
+ assert_equal("", s.rest)
+ s.scan(/ string/)
+ end
+
+ def test_rest_size
+ s = StringScanner.new('test string')
+ assert_equal(11, s.rest_size)
+ s.scan(/test/)
+ assert_equal(7, s.rest_size)
+ s.scan(/ string/)
+ assert_equal(0, s.rest_size)
+ s.scan(/ string/)
+ end
+
+ def test_inspect
+ s = StringScanner.new('test string test')
+ s.scan(/test strin/)
+ assert_equal('#<StringScanner 10/16 "...strin" @ "g tes...">', s.inspect)
+ end
end