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Diffstat (limited to 'trunk/test/ruby/test_regexp.rb')
| -rw-r--r-- | trunk/test/ruby/test_regexp.rb | 758 |
1 files changed, 0 insertions, 758 deletions
diff --git a/trunk/test/ruby/test_regexp.rb b/trunk/test/ruby/test_regexp.rb deleted file mode 100644 index ad222c5483..0000000000 --- a/trunk/test/ruby/test_regexp.rb +++ /dev/null @@ -1,758 +0,0 @@ -require 'test/unit' - -class TestRegexp < Test::Unit::TestCase - def setup - @verbose = $VERBOSE - $VERBOSE = nil - end - - def teardown - $VERBOSE = @verbose - end - - def test_ruby_dev_24643 - assert_nothing_raised("[ruby-dev:24643]") { - /(?:(?:[a]*[a])?b)*a*$/ =~ "aabaaca" - } - end - - def test_ruby_talk_116455 - assert_match(/^(\w{2,}).* ([A-Za-z\xa2\xc0-\xff]{2,}?)$/n, "Hallo Welt") - end - - def test_ruby_dev_24887 - assert_equal("a".gsub(/a\Z/, ""), "") - end - - def test_yoshidam_net_20041111_1 - s = "[\xC2\xA0-\xC3\xBE]" - assert_match(Regexp.new(s, nil, "u"), "\xC3\xBE") - end - - def test_yoshidam_net_20041111_2 - assert_raise(RegexpError) do - s = "[\xFF-\xFF]".force_encoding("utf-8") - Regexp.new(s, nil, "u") - end - end - - def test_ruby_dev_31309 - assert_equal('Ruby', 'Ruby'.sub(/[^a-z]/i, '-')) - end - - def test_assert_normal_exit - # moved from knownbug. It caused core. - Regexp.union("a", "a") - end - - def test_to_s - assert_equal '(?-mix:\x00)', Regexp.new("\0").to_s - end - - def test_union - assert_equal :ok, begin - Regexp.union( - "a", - Regexp.new("\xc2\xa1".force_encoding("euc-jp")), - Regexp.new("\xc2\xa1".force_encoding("utf-8"))) - :ng - rescue ArgumentError - :ok - end - end - - def test_named_capture - m = /&(?<foo>.*?);/.match("aaa & yyy") - assert_equal("amp", m["foo"]) - assert_equal("amp", m[:foo]) - assert_equal(5, m.begin(:foo)) - assert_equal(8, m.end(:foo)) - assert_equal([5,8], m.offset(:foo)) - - assert_equal("aaa [amp] yyy", - "aaa & yyy".sub(/&(?<foo>.*?);/, '[\k<foo>]')) - - assert_equal('#<MatchData "& y" foo:"amp">', - /&(?<foo>.*?); (y)/.match("aaa & yyy").inspect) - assert_equal('#<MatchData "& y" 1:"amp" 2:"y">', - /&(.*?); (y)/.match("aaa & yyy").inspect) - assert_equal('#<MatchData "& y" foo:"amp" bar:"y">', - /&(?<foo>.*?); (?<bar>y)/.match("aaa & yyy").inspect) - assert_equal('#<MatchData "& y" foo:"amp" foo:"y">', - /&(?<foo>.*?); (?<foo>y)/.match("aaa & yyy").inspect) - - /(?<id>[A-Za-z_]+)/ =~ "!abc" - assert_equal("abc", Regexp.last_match(:id)) - - /a/ =~ "b" # doesn't match. - assert_equal(nil, Regexp.last_match) - assert_equal(nil, Regexp.last_match(1)) - assert_equal(nil, Regexp.last_match(:foo)) - - assert_equal(["foo", "bar"], /(?<foo>.)(?<bar>.)/.names) - assert_equal(["foo"], /(?<foo>.)(?<foo>.)/.names) - assert_equal([], /(.)(.)/.names) - - assert_equal(["foo", "bar"], /(?<foo>.)(?<bar>.)/.match("ab").names) - assert_equal(["foo"], /(?<foo>.)(?<foo>.)/.match("ab").names) - assert_equal([], /(.)(.)/.match("ab").names) - - assert_equal({"foo"=>[1], "bar"=>[2]}, - /(?<foo>.)(?<bar>.)/.named_captures) - assert_equal({"foo"=>[1, 2]}, - /(?<foo>.)(?<foo>.)/.named_captures) - assert_equal({}, /(.)(.)/.named_captures) - - assert_equal("a[b]c", "abc".sub(/(?<x>[bc])/, "[\\k<x>]")) - end - - def test_assign_named_capture - assert_equal("a", eval('/(?<foo>.)/ =~ "a"; foo')) - assert_equal("a", eval('foo = 1; /(?<foo>.)/ =~ "a"; foo')) - assert_equal("a", eval('1.times {|foo| /(?<foo>.)/ =~ "a"; break foo }')) - assert_nothing_raised { eval('/(?<Foo>.)/ =~ "a"') } - assert_nil(eval('/(?<Foo>.)/ =~ "a"; defined? Foo')) - end - - def test_assign_named_capture_to_reserved_word - /(?<nil>.)/ =~ "a" - assert(!local_variables.include?(:nil), "[ruby-dev:32675]") - end - - def test_match_regexp - r = /./ - m = r.match("a") - assert_equal(r, m.regexp) - re = /foo/ - assert_equal(re, re.match("foo").regexp) - end - - def test_source - assert_equal('', //.source) - end - - def test_inspect - assert_equal('//', //.inspect) - assert_equal('//i', //i.inspect) - assert_equal('/\//i', /\//i.inspect) - assert_equal('/\//i', /#{'/'}/i.inspect) - assert_equal('/\/x/i', /\/x/i.inspect) - assert_equal('/\x00/i', /#{"\0"}/i.inspect) - assert_equal("/\n/i", /#{"\n"}/i.inspect) - s = [0xff].pack("C") - assert_equal('/\/'+s+'/i', /\/#{s}/i.inspect) - end - - def test_char_to_option - assert_equal("BAR", "FOOBARBAZ"[/b../i]) - assert_equal("bar", "foobarbaz"[/ b . . /x]) - assert_equal("bar\n", "foo\nbar\nbaz"[/b.../m]) - assert_raise(SyntaxError) { eval('//z') } - end - - def test_char_to_option_kcode - assert_equal("bar", "foobarbaz"[/b../s]) - assert_equal("bar", "foobarbaz"[/b../e]) - assert_equal("bar", "foobarbaz"[/b../u]) - end - - def test_to_s2 - assert_equal('(?-mix:foo)', /(?:foo)/.to_s) - assert_equal('(?m-ix:foo)', /(?:foo)/m.to_s) - assert_equal('(?mi-x:foo)', /(?:foo)/mi.to_s) - assert_equal('(?mix:foo)', /(?:foo)/mix.to_s) - assert_equal('(?m-ix:foo)', /(?m-ix:foo)/.to_s) - assert_equal('(?mi-x:foo)', /(?mi-x:foo)/.to_s) - assert_equal('(?mix:foo)', /(?mix:foo)/.to_s) - assert_equal('(?mix:)', /(?mix)/.to_s) - assert_equal('(?-mix:(?mix:foo) )', /(?mix:foo) /.to_s) - end - - def test_casefold_p - assert_equal(false, /a/.casefold?) - assert_equal(true, /a/i.casefold?) - assert_equal(false, /(?i:a)/.casefold?) - end - - def test_options - assert_equal(Regexp::IGNORECASE, /a/i.options) - assert_equal(Regexp::EXTENDED, /a/x.options) - assert_equal(Regexp::MULTILINE, /a/m.options) - end - - def test_match_init_copy - m = /foo/.match("foo") - assert_equal(/foo/, m.dup.regexp) - assert_raise(TypeError) do - m.instance_eval { initialize_copy(nil) } - end - assert_equal([0, 3], m.offset(0)) - assert_equal(/foo/, m.dup.regexp) - end - - def test_match_size - m = /(.)(.)(\d+)(\d)/.match("THX1138.") - assert_equal(5, m.size) - end - - def test_match_offset_begin_end - m = /(?<x>b..)/.match("foobarbaz") - assert_equal([3, 6], m.offset("x")) - assert_equal(3, m.begin("x")) - assert_equal(6, m.end("x")) - assert_raise(IndexError) { m.offset("y") } - assert_raise(IndexError) { m.offset(2) } - assert_raise(IndexError) { m.begin(2) } - assert_raise(IndexError) { m.end(2) } - - m = /(?<x>q..)?/.match("foobarbaz") - assert_equal([nil, nil], m.offset("x")) - assert_equal(nil, m.begin("x")) - assert_equal(nil, m.end("x")) - - m = /\A\u3042(.)(.)?(.)\z/.match("\u3042\u3043\u3044") - assert_equal([1, 2], m.offset(1)) - assert_equal([nil, nil], m.offset(2)) - assert_equal([2, 3], m.offset(3)) - end - - def test_match_to_s - m = /(?<x>b..)/.match("foobarbaz") - assert_equal("bar", m.to_s) - end - - def test_match_pre_post - m = /(?<x>b..)/.match("foobarbaz") - assert_equal("foo", m.pre_match) - assert_equal("baz", m.post_match) - end - - def test_match_array - m = /(...)(...)(...)(...)?/.match("foobarbaz") - assert_equal(["foobarbaz", "foo", "bar", "baz", nil], m.to_a) - end - - def test_match_captures - m = /(...)(...)(...)(...)?/.match("foobarbaz") - assert_equal(["foo", "bar", "baz", nil], m.captures) - end - - def test_match_aref - m = /(...)(...)(...)(...)?/.match("foobarbaz") - assert_equal("foo", m[1]) - assert_equal(["foo", "bar", "baz"], m[1..3]) - assert_nil(m[5]) - assert_raise(IndexError) { m[:foo] } - end - - def test_match_values_at - m = /(...)(...)(...)(...)?/.match("foobarbaz") - assert_equal(["foo", "bar", "baz"], m.values_at(1, 2, 3)) - end - - def test_match_string - m = /(?<x>b..)/.match("foobarbaz") - assert_equal("foobarbaz", m.string) - end - - def test_match_inspect - m = /(...)(...)(...)(...)?/.match("foobarbaz") - assert_equal('#<MatchData "foobarbaz" 1:"foo" 2:"bar" 3:"baz" 4:nil>', m.inspect) - end - - def test_initialize - assert_raise(ArgumentError) { Regexp.new } - assert_equal(/foo/, Regexp.new(/foo/, Regexp::IGNORECASE)) - re = /foo/ - assert_raise(SecurityError) do - Thread.new { $SAFE = 4; re.instance_eval { initialize(re) } }.join - end - re.taint - assert_raise(SecurityError) do - Thread.new { $SAFE = 4; re.instance_eval { initialize(re) } }.join - end - - assert_equal(Encoding.find("ASCII-8BIT"), Regexp.new("b..", nil, "n").encoding) - assert_equal("bar", "foobarbaz"[Regexp.new("b..", nil, "n")]) - - assert_raise(RegexpError) { Regexp.new(")(") } - end - - def test_unescape - assert_raise(ArgumentError) { s = '\\'; /#{ s }/ } - assert_equal(/\177/, (s = '\177'; /#{ s }/)) - assert_raise(ArgumentError) { s = '\u'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\u{ ffffffff }'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\u{ ffffff }'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\u{ ffff X }'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\u{ }'; /#{ s }/ } - assert_equal("b", "abc"[(s = '\u{0062}'; /#{ s }/)]) - assert_equal("b", "abc"[(s = '\u0062'; /#{ s }/)]) - assert_raise(ArgumentError) { s = '\u0'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\u000X'; /#{ s }/ } - assert_raise(ArgumentError) { s = "\xff" + '\u3042'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\u3042' + [0xff].pack("C"); /#{ s }/ } - assert_raise(SyntaxError) { s = ''; eval(%q(/\u#{ s }/)) } - - assert_equal(/a/, eval(%q(s="\u0061";/#{s}/n))) - assert_raise(RegexpError) { s = "\u3042"; eval(%q(/#{s}/n)) } - assert_raise(RegexpError) { s = "\u0061"; eval(%q(/\u3042#{s}/n)) } - assert_raise(ArgumentError) { s1=[0xff].pack("C"); s2="\u3042"; eval(%q(/#{s1}#{s2}/)) } - - assert_raise(ArgumentError) { s = '\x'; /#{ s }/ } - - assert_equal("\xe1", [0x00, 0xe1, 0xff].pack("C*")[/\M-a/]) - assert_equal("\xdc", [0x00, 0xdc, 0xff].pack("C*")[/\M-\\/]) - assert_equal("\x8a", [0x00, 0x8a, 0xff].pack("C*")[/\M-\n/]) - assert_equal("\x89", [0x00, 0x89, 0xff].pack("C*")[/\M-\t/]) - assert_equal("\x8d", [0x00, 0x8d, 0xff].pack("C*")[/\M-\r/]) - assert_equal("\x8c", [0x00, 0x8c, 0xff].pack("C*")[/\M-\f/]) - assert_equal("\x8b", [0x00, 0x8b, 0xff].pack("C*")[/\M-\v/]) - assert_equal("\x87", [0x00, 0x87, 0xff].pack("C*")[/\M-\a/]) - assert_equal("\x9b", [0x00, 0x9b, 0xff].pack("C*")[/\M-\e/]) - assert_equal("\x01", [0x00, 0x01, 0xff].pack("C*")[/\C-a/]) - - assert_raise(ArgumentError) { s = '\M'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\M-\M-a'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\M-\\'; /#{ s }/ } - - assert_raise(ArgumentError) { s = '\C'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\c'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\C-\C-a'; /#{ s }/ } - - assert_raise(ArgumentError) { s = '\M-\z'; /#{ s }/ } - assert_raise(ArgumentError) { s = '\M-\777'; /#{ s }/ } - - assert_equal("\u3042\u3042", "\u3042\u3042"[(s = "\u3042" + %q(\xe3\x81\x82); /#{s}/)]) - assert_raise(ArgumentError) { s = "\u3042" + %q(\xe3); /#{s}/ } - assert_raise(ArgumentError) { s = "\u3042" + %q(\xe3\xe3); /#{s}/ } - assert_raise(ArgumentError) { s = '\u3042' + [0xff].pack("C"); /#{s}/ } - - assert_raise(SyntaxError) { eval("/\u3042/n") } - - s = ".........." - 5.times { s.sub!(".", "") } - assert_equal(".....", s) - end - - def test_equal - assert_equal(true, /abc/ == /abc/) - assert_equal(false, /abc/ == /abc/m) - assert_equal(false, /abc/ == /abd/) - end - - def test_match - assert_nil(//.match(nil)) - assert_equal("abc", /.../.match(:abc)[0]) - assert_raise(TypeError) { /.../.match(Object.new)[0] } - assert_equal("bc", /../.match('abc', 1)[0]) - assert_equal("bc", /../.match('abc', -2)[0]) - assert_nil(/../.match("abc", -4)) - assert_nil(/../.match("abc", 4)) - assert_equal('\x', /../n.match("\u3042" + '\x', 1)[0]) - - r = nil - /.../.match("abc") {|m| r = m[0] } - assert_equal("abc", r) - - $_ = "abc"; assert_equal(1, ~/bc/) - $_ = "abc"; assert_nil(~/d/) - $_ = nil; assert_nil(~/./) - end - - def test_eqq - assert_equal(false, /../ === nil) - end - - def test_quote - assert_equal("\xff", Regexp.quote([0xff].pack("C"))) - assert_equal("\\ ", Regexp.quote("\ ")) - assert_equal("\\t", Regexp.quote("\t")) - assert_equal("\\n", Regexp.quote("\n")) - assert_equal("\\r", Regexp.quote("\r")) - assert_equal("\\f", Regexp.quote("\f")) - assert_equal("\\v", Regexp.quote("\v")) - assert_equal("\u3042\\t", Regexp.quote("\u3042\t")) - assert_equal("\\t\xff", Regexp.quote("\t" + [0xff].pack("C"))) - end - - def test_try_convert - assert_equal(/re/, Regexp.try_convert(/re/)) - assert_nil(Regexp.try_convert("re")) - - o = Object.new - assert_nil(Regexp.try_convert(o)) - def o.to_regexp() /foo/ end - assert_equal(/foo/, Regexp.try_convert(o)) - end - - def test_union2 - assert_equal(/(?!)/, Regexp.union) - assert_equal(/foo/, Regexp.union(/foo/)) - assert_equal(/foo/, Regexp.union([/foo/])) - assert_equal(/\t/, Regexp.union("\t")) - assert_equal(/(?-mix:\u3042)|(?-mix:\u3042)/, Regexp.union(/\u3042/, /\u3042/)) - assert_equal("\u3041", "\u3041"[Regexp.union(/\u3042/, "\u3041")]) - end - - def test_dup - assert_equal(//, //.dup) - assert_raise(TypeError) { //.instance_eval { initialize_copy(nil) } } - end - - def test_regsub - assert_equal("fooXXXbaz", "foobarbaz".sub!(/bar/, "XXX")) - s = [0xff].pack("C") - assert_equal(s, "X".sub!(/./, s)) - assert_equal('\\' + s, "X".sub!(/./, '\\' + s)) - assert_equal('\k', "foo".sub!(/.../, '\k')) - assert_raise(RuntimeError) { "foo".sub!(/(?<x>o)/, '\k<x') } - assert_equal('foo[bar]baz', "foobarbaz".sub!(/(b..)/, '[\0]')) - assert_equal('foo[foo]baz', "foobarbaz".sub!(/(b..)/, '[\`]')) - assert_equal('foo[baz]baz', "foobarbaz".sub!(/(b..)/, '[\\\']')) - assert_equal('foo[r]baz', "foobarbaz".sub!(/(b)(.)(.)/, '[\+]')) - assert_equal('foo[\\]baz', "foobarbaz".sub!(/(b..)/, '[\\\\]')) - assert_equal('foo[\z]baz', "foobarbaz".sub!(/(b..)/, '[\z]')) - end - - def test_KCODE - assert_nil($KCODE) - assert_nothing_raised { $KCODE = nil } - assert_equal(false, $=) - assert_nothing_raised { $= = nil } - end - - def test_match_setter - /foo/ =~ "foo" - m = $~ - /bar/ =~ "bar" - $~ = m - assert_equal("foo", $&) - end - - def test_last_match - /(...)(...)(...)(...)?/.match("foobarbaz") - assert_equal("foobarbaz", Regexp.last_match(0)) - assert_equal("foo", Regexp.last_match(1)) - assert_nil(Regexp.last_match(5)) - assert_nil(Regexp.last_match(-1)) - end - - def test_getter - alias $__REGEXP_TEST_LASTMATCH__ $& - alias $__REGEXP_TEST_PREMATCH__ $` - alias $__REGEXP_TEST_POSTMATCH__ $' - alias $__REGEXP_TEST_LASTPARENMATCH__ $+ - /(b)(.)(.)/.match("foobarbaz") - assert_equal("bar", $__REGEXP_TEST_LASTMATCH__) - assert_equal("foo", $__REGEXP_TEST_PREMATCH__) - assert_equal("baz", $__REGEXP_TEST_POSTMATCH__) - assert_equal("r", $__REGEXP_TEST_LASTPARENMATCH__) - - /(...)(...)(...)/.match("foobarbaz") - assert_equal("baz", $+) - end - - def test_rindex_regexp - assert_equal(3, "foobarbaz\u3042".rindex(/b../n, 5)) - end - - def test_taint - m = Thread.new do - "foo"[/foo/] - $SAFE = 4 - /foo/.match("foo") - end.value - assert(m.tainted?) - end - - def check(re, ss, fs = []) - re = Regexp.new(re) unless re.is_a?(Regexp) - ss = [ss] unless ss.is_a?(Array) - ss.each do |e, s| - s ||= e - assert_match(re, s) - m = re.match(s) - assert_equal(e, m[0]) - end - fs = [fs] unless fs.is_a?(Array) - fs.each {|s| assert_no_match(re, s) } - end - - def failcheck(re) - assert_raise(RegexpError) { /#{ re }/ } - end - - def test_parse - check(/\*\+\?\{\}\|\(\)\<\>\`\'/, "*+?{}|()<>`'") - check(/\A\w\W\z/, %w(a. b!), %w(.. ab)) - check(/\A.\b.\b.\B.\B.\z/, %w(a.aaa .a...), %w(aaaaa .....)) - check(/\A\s\S\z/, [' a', "\n."], [' ', "\n\n", 'a ']) - check(/\A\d\D\z/, '0a', %w(00 aa)) - check(/\A\h\H\z/, %w(0g ag BH), %w(a0 af GG)) - check(/\Afoo\Z\s\z/, "foo\n", ["foo", "foo\nbar"]) - assert_equal(%w(a b c), "abc def".scan(/\G\w/)) - check(/\A\u3042\z/, "\u3042", ["", "\u3043", "a"]) - check(/\A(..)\1\z/, %w(abab ....), %w(abba aba)) - failcheck('\1') - check(/\A\80\z/, "80", ["\100", ""]) - check(/\A\77\z/, "?") - check(/\A\78\z/, "\7" + '8', ["\100", ""]) - check(/\A\Qfoo\E\z/, "QfooE") - check(/\Aa++\z/, "aaa") - check('\Ax]\z', "x]") - check(/x#foo/x, "x", "#foo") - check(/\Ax#foo#{ "\n" }x\z/x, "xx", ["x", "x#foo\nx"]) - check(/\A\p{Alpha}\z/, ["a", "z"], [".", "", ".."]) - check(/\A\p{^Alpha}\z/, [".", "!"], ["!a", ""]) - check(/\A\n\z/, "\n") - check(/\A\t\z/, "\t") - check(/\A\r\z/, "\r") - check(/\A\f\z/, "\f") - check(/\A\a\z/, "\007") - check(/\A\e\z/, "\033") - check(/\A\v\z/, "\v") - failcheck('(') - failcheck('(?foo)') - failcheck('/\p{foobarbazqux}/') - failcheck('/\p{foobarbazqux' + 'a' * 1000 + '}/') - failcheck('/[1-\w]/') - end - - def test_exec - check(/A*B/, %w(B AB AAB AAAB), %w(A)) - check(/\w*!/, %w(! a! ab! abc!), %w(abc)) - check(/\w*\W/, %w(! a" ab# abc$), %w(abc)) - check(/\w*\w/, %w(z az abz abcz), %w(!)) - check(/[a-z]*\w/, %w(z az abz abcz), %w(!)) - check(/[a-z]*\W/, %w(! a" ab# abc$), %w(A)) - check(/((a|bb|ccc|dddd)(1|22|333|4444))/i, %w(a1 bb1 a22), %w(a2 b1)) - check(/\u0080/, (1..4).map {|i| ["\u0080", "\u0080" * i] }, ["\u0081"]) - check(/\u0080\u0080/, (2..4).map {|i| ["\u0080" * 2, "\u0080" * i] }, ["\u0081"]) - check(/\u0080\u0080\u0080/, (3..4).map {|i| ["\u0080" * 3, "\u0080" * i] }, ["\u0081"]) - check(/\u0080\u0080\u0080\u0080/, (4..4).map {|i| ["\u0080" * 4, "\u0080" * i] }, ["\u0081"]) - check(/[^\u3042\u3043\u3044]/, %W(a b \u0080 \u3041 \u3045), %W(\u3042 \u3043 \u3044)) - check(/a.+/m, %W(a\u0080 a\u0080\u0080 a\u0080\u0080\u0080), %W(a)) - check(/a.+z/m, %W(a\u0080z a\u0080\u0080z a\u0080\u0080\u0080z), %W(az)) - check(/abc\B.\Bxyz/, %w(abcXxyz abc0xyz), %w(abc|xyz abc-xyz)) - check(/\Bxyz/, [%w(xyz abcXxyz), %w(xyz abc0xyz)], %w(abc xyz abc-xyz)) - check(/abc\B/, [%w(abc abcXxyz), %w(abc abc0xyz)], %w(abc xyz abc-xyz)) - failcheck('(?<foo>abc)\1') - check(/^(A+|B+)(?>\g<1>)*[BC]$/, %w(AC BC ABC BAC AABBC), %w(AABB)) - check(/^(A+|B(?>\g<1>)*)[AC]$/, %w(AAAC BBBAAAAC), %w(BBBAAA)) - check(/^()(?>\g<1>)*$/, "", "a") - check(/^(?>(?=a)(#{ "a" * 1000 }|))++$/, ["a" * 1000, "a" * 2000, "a" * 3000], ["", "a" * 500, "b" * 1000]) - check(eval('/^(?:a?)?$/'), ["", "a"], ["aa"]) - check(eval('/^(?:a+)?$/'), ["", "a", "aa"], ["ab"]) - check(/^(?:a?)+?$/, ["", "a", "aa"], ["ab"]) - check(/^a??[ab]/, [["a", "a"], ["a", "aa"], ["b", "b"], ["a", "ab"]], ["c"]) - check(/^(?:a*){3,5}$/, ["", "a", "aa", "aaa", "aaaa", "aaaaa", "aaaaaa"], ["b"]) - check(/^(?:a+){3,5}$/, ["aaa", "aaaa", "aaaaa", "aaaaaa"], ["", "a", "aa", "b"]) - end - - def test_parse_look_behind - check(/(?<=A)B(?=C)/, [%w(B ABC)], %w(aBC ABc aBc)) - check(/(?<!A)B(?!C)/, [%w(B aBc)], %w(ABC aBC ABc)) - failcheck('(?<=.*)') - failcheck('(?<!.*)') - check(/(?<=A|B.)C/, [%w(C AC), %w(C BXC)], %w(C BC)) - check(/(?<!A|B.)C/, [%w(C C), %w(C BC)], %w(AC BXC)) - end - - def test_parse_kg - check(/\A(.)(.)\k<1>(.)\z/, %w(abac abab ....), %w(abcd aaba xxx)) - check(/\A(.)(.)\k<-1>(.)\z/, %w(abbc abba ....), %w(abcd aaba xxx)) - check(/\A(?<n>.)(?<x>\g<n>){0}(?<y>\k<n+0>){0}\g<x>\g<y>\z/, "aba", "abb") - check(/\A(?<n>.)(?<x>\g<n>){0}(?<y>\k<n+1>){0}\g<x>\g<y>\z/, "abb", "aba") - check(/\A(?<x>..)\k<x>\z/, %w(abab ....), %w(abac abba xxx)) - check(/\A(.)(..)\g<-1>\z/, "abcde", %w(.... ......)) - failcheck('\k<x>') - failcheck('\k<') - failcheck('\k<>') - failcheck('\k<.>') - failcheck('\k<x.>') - failcheck('\k<1.>') - failcheck('\k<x') - failcheck('\k<x+') - failcheck('()\k<-2>') - failcheck('()\g<-2>') - check(/\A(?<x>.)(?<x>.)\k<x>\z/, %w(aba abb), %w(abc .. ....)) - check(/\A(?<x>.)(?<x>.)\k<x>\z/i, %w(aba ABa abb ABb), %w(abc .. ....)) - check(/\k\g/, "kg") - failcheck('(.\g<1>)') - failcheck('(.\g<2>)') - failcheck('(?=\g<1>)') - failcheck('((?=\g<1>))') - failcheck('(\g<1>|.)') - failcheck('(.|\g<1>)') - check(/(!)(?<=(a)|\g<1>)/, ["!"], %w(a)) - check(/^(a|b\g<1>c)$/, %w(a bac bbacc bbbaccc), %w(bbac bacc)) - check(/^(a|b\g<2>c)(B\g<1>C){0}$/, %w(a bBaCc bBbBaCcCc bBbBbBaCcCcCc), %w(bBbBaCcC BbBaCcCc)) - check(/\A(?<n>.|X\g<n>)(?<x>\g<n>){0}(?<y>\k<n+0>){0}\g<x>\g<y>\z/, "XXaXbXXa", %w(XXabXa abb)) - check(/\A(?<n>.|X\g<n>)(?<x>\g<n>){0}(?<y>\k<n+1>){0}\g<x>\g<y>\z/, "XaXXbXXb", %w(aXXbXb aba)) - failcheck('(?<x>)(?<x>)(\g<x>)') - check(/^(?<x>foo)(bar)\k<x>/, %w(foobarfoo), %w(foobar barfoo)) - check(/^(?<a>f)(?<a>o)(?<a>o)(?<a>b)(?<a>a)(?<a>r)(?<a>b)(?<a>a)(?<a>z)\k<a>{9}$/, %w(foobarbazfoobarbaz foobarbazbazbarfoo foobarbazzabraboof), %w(foobar barfoo)) - end - - def test_parse_curly_brace - check(/\A{/, ["{", ["{", "{x"]]) - check(/\A{ /, ["{ ", ["{ ", "{ x"]]) - check(/\A{,}\z/, "{,}") - check(/\A{}\z/, "{}") - check(/\Aa{0}+\z/, "", %w(a aa aab)) - check(/\Aa{1}+\z/, %w(a aa), ["", "aab"]) - check(/\Aa{1,2}b{1,2}\z/, %w(ab aab abb aabb), ["", "aaabb", "abbb"]) - failcheck('.{100001}') - failcheck('.{0,100001}') - failcheck('.{1,0}') - failcheck('{0}') - failcheck('(?!x){0,1}') - end - - def test_parse_comment - check(/\A(?#foo\)bar)\z/, "", "a") - failcheck('(?#') - end - - def test_char_type - check(/\u3042\d/, ["\u30421", "\u30422"]) - - # CClassTable cache test - assert(/\u3042\d/.match("\u30421")) - assert(/\u3042\d/.match("\u30422")) - end - - def test_char_class - failcheck('[]') - failcheck('[x') - check('\A[]]\z', "]", "") - check('\A[]\.]+\z', %w(] . ]..]), ["", "["]) - check(/\A[\u3042]\z/, "\u3042", "\u3042aa") - check(/\A[\u3042\x61]+\z/, ["aa\u3042aa", "\u3042\u3042", "a"], ["", "b"]) - check(/\A[\u3042\x61\x62]+\z/, "abab\u3042abab\u3042") - check(/\A[abc]+\z/, "abcba", ["", "ada"]) - check(/\A[\w][\W]\z/, %w(a. b!), %w(.. ab)) - check(/\A[\s][\S]\z/, [' a', "\n."], [' ', "\n\n", 'a ']) - check(/\A[\d][\D]\z/, '0a', %w(00 aa)) - check(/\A[\h][\H]\z/, %w(0g ag BH), %w(a0 af GG)) - check(/\A[\p{Alpha}]\z/, ["a", "z"], [".", "", ".."]) - check(/\A[\p{^Alpha}]\z/, [".", "!"], ["!a", ""]) - check(/\A[\xff]\z/, "\xff", ["", "\xfe"]) - check(/\A[\80]+\z/, "8008", ["\\80", "\100", "\1000"]) - check(/\A[\77]+\z/, "???") - check(/\A[\78]+\z/, "\788\7") - check(/\A[\0]\z/, "\0") - check(/\A[[:0]]\z/, [":", "0"], ["", ":0"]) - check(/\A[0-]\z/, ["0", "-"], "0-") - check('\A[a-&&\w]\z', "a", "-") - check('\A[--0]\z', ["-", "/", "0"], ["", "1"]) - check('\A[\'--0]\z', %w(* + \( \) 0 ,), ["", ".", "1"]) - check(/\A[a-b-]\z/, %w(a b -), ["", "c"]) - check('\A[a-b-&&\w]\z', %w(a b), ["", "-"]) - check('\A[a-b-&&\W]\z', "-", ["", "a", "b"]) - check('\A[a-c-e]\z', %w(a b c e), %w(- d)) # is it OK? - check(/\A[a-f&&[^b-c]&&[^e]]\z/, %w(a d f), %w(b c e g 0)) - check(/\A[[^b-c]&&[^e]&&a-f]\z/, %w(a d f), %w(b c e g 0)) - check(/\A[\n\r\t]\z/, ["\n", "\r", "\t"]) - failcheck('[9-1]') - end - - def test_posix_bracket - check(/\A[[:alpha:]0]\z/, %w(0 a), %w(1 .)) - check(/\A[[:^alpha:]0]\z/, %w(0 1 .), "a") - check(/\A[[:alpha\:]]\z/, %w(a l p h a :), %w(b 0 1 .)) - check(/\A[[:alpha:foo]0]\z/, %w(0 a), %w(1 .)) - check(/\A[[:xdigit:]&&[:alpha:]]\z/, "a", %w(g 0)) - check('\A[[:abcdefghijklmnopqrstu:]]+\z', "[]") - failcheck('[[:alpha') - failcheck('[[:alpha:') - failcheck('[[:alp:]]') - end - - def test_backward - assert_equal(3, "foobar".rindex(/b.r/i)) - assert_equal(nil, "foovar".rindex(/b.r/i)) - assert_equal(3, ("foo" + "bar" * 1000).rindex(/#{"bar"*1000}/)) - assert_equal(4, ("foo\nbar\nbaz\n").rindex(/bar/i)) - end - - def test_uninitialized - assert_raise(TypeError) { Regexp.allocate.hash } - assert_raise(TypeError) { Regexp.allocate.eql? Regexp.allocate } - assert_raise(TypeError) { Regexp.allocate == Regexp.allocate } - assert_raise(TypeError) { Regexp.allocate =~ "" } - assert_equal(false, Regexp.allocate === Regexp.allocate) - assert_nil(~Regexp.allocate) - assert_raise(TypeError) { Regexp.allocate.match("") } - assert_raise(TypeError) { Regexp.allocate.to_s } - assert_match(/^#<Regexp:.*>$/, Regexp.allocate.inspect) - assert_raise(TypeError) { Regexp.allocate.source } - assert_raise(TypeError) { Regexp.allocate.casefold? } - assert_raise(TypeError) { Regexp.allocate.options } - assert_equal(Encoding.find("ASCII-8BIT"), Regexp.allocate.encoding) - assert_equal(false, Regexp.allocate.fixed_encoding?) - assert_raise(TypeError) { Regexp.allocate.names } - assert_raise(TypeError) { Regexp.allocate.named_captures } - - assert_raise(TypeError) { MatchData.allocate.regexp } - assert_raise(TypeError) { MatchData.allocate.names } - assert_raise(TypeError) { MatchData.allocate.size } - assert_raise(TypeError) { MatchData.allocate.length } - assert_raise(TypeError) { MatchData.allocate.offset(0) } - assert_raise(TypeError) { MatchData.allocate.begin(0) } - assert_raise(TypeError) { MatchData.allocate.end(0) } - assert_raise(TypeError) { MatchData.allocate.to_a } - assert_raise(TypeError) { MatchData.allocate[:foo] } - assert_raise(TypeError) { MatchData.allocate.captures } - assert_raise(TypeError) { MatchData.allocate.values_at } - assert_raise(TypeError) { MatchData.allocate.pre_match } - assert_raise(TypeError) { MatchData.allocate.post_match } - assert_raise(TypeError) { MatchData.allocate.to_s } - assert_match(/^#<MatchData:.*>$/, MatchData.allocate.inspect) - assert_raise(TypeError) { MatchData.allocate.string } - $~ = MatchData.allocate - assert_raise(TypeError) { $& } - assert_raise(TypeError) { $` } - assert_raise(TypeError) { $' } - assert_raise(TypeError) { $+ } - end - - def test_unicode - assert_match(/^\u3042{0}\p{Any}$/, "a") - assert_match(/^\u3042{0}\p{Any}$/, "\u3041") - assert_match(/^\u3042{0}\p{Any}$/, "\0") - assert_no_match(/^\u3042{0}\p{Any}$/, "\0\0") - assert_no_match(/^\u3042{0}\p{Any}$/, "") - assert_raise(SyntaxError) { eval('/^\u3042{0}\p{' + "\u3042" + '}$/') } - assert_raise(SyntaxError) { eval('/^\u3042{0}\p{' + 'a' * 1000 + '}$/') } - assert_raise(SyntaxError) { eval('/^\u3042{0}\p{foobarbazqux}$/') } - assert_match(/^(\uff21)(a)\1\2$/i, "\uff21A\uff41a") - assert_no_match(/^(\uff21)\1$/i, "\uff21A") - assert_no_match(/^(\uff41)\1$/i, "\uff41a") - assert_match(/^\u00df$/i, "\u00df") - assert_match(/^\u00df$/i, "ss") - #assert_match(/^(\u00df)\1$/i, "\u00dfss") # this must be bug... - assert_match(/^\u00df{2}$/i, "\u00dfss") - assert_match(/^\u00c5$/i, "\u00c5") - assert_match(/^\u00c5$/i, "\u00e5") - assert_match(/^\u00c5$/i, "\u212b") - assert_match(/^(\u00c5)\1\1$/i, "\u00c5\u00e5\u212b") - assert_match(/^\u0149$/i, "\u0149") - assert_match(/^\u0149$/i, "\u02bcn") - #assert_match(/^(\u0149)\1$/i, "\u0149\u02bcn") # this must be bug... - assert_match(/^\u0149{2}$/i, "\u0149\u02bcn") - assert_match(/^\u0390$/i, "\u0390") - assert_match(/^\u0390$/i, "\u03b9\u0308\u0301") - #assert_match(/^(\u0390)\1$/i, "\u0390\u03b9\u0308\u0301") # this must be bug... - assert_match(/^\u0390{2}$/i, "\u0390\u03b9\u0308\u0301") - assert_match(/^\ufb05$/i, "\ufb05") - assert_match(/^\ufb05$/i, "\ufb06") - assert_match(/^\ufb05$/i, "st") - #assert_match(/^(\ufb05)\1\1$/i, "\ufb05\ufb06st") # this must be bug... - assert_match(/^\ufb05{3}$/i, "\ufb05\ufb06st") - assert_match(/^\u03b9\u0308\u0301$/i, "\u0390") - assert_nothing_raised { 0x03ffffff.chr("utf-8").size } - assert_nothing_raised { 0x7fffffff.chr("utf-8").size } - end -end |