diff options
Diffstat (limited to 'spec/rubyspec/language/regexp/anchors_spec.rb')
| -rw-r--r-- | spec/rubyspec/language/regexp/anchors_spec.rb | 179 |
1 files changed, 0 insertions, 179 deletions
diff --git a/spec/rubyspec/language/regexp/anchors_spec.rb b/spec/rubyspec/language/regexp/anchors_spec.rb deleted file mode 100644 index c6a620a221..0000000000 --- a/spec/rubyspec/language/regexp/anchors_spec.rb +++ /dev/null @@ -1,179 +0,0 @@ -require File.expand_path('../../../spec_helper', __FILE__) -require File.expand_path('../../fixtures/classes', __FILE__) - -describe "Regexps with anchors" do - it "supports ^ (line start anchor)" do - # Basic matching - /^foo/.match("foo").to_a.should == ["foo"] - /^bar/.match("foo\nbar").to_a.should == ["bar"] - # Basic non-matching - /^foo/.match(" foo").should be_nil - /foo^/.match("foo\n\n\n").should be_nil - - # A bit advanced - /^^^foo/.match("foo").to_a.should == ["foo"] - (/^[^f]/ =~ "foo\n\n").should == "foo\n".size and $~.to_a.should == ["\n"] - (/($^)($^)/ =~ "foo\n\n").should == "foo\n".size and $~.to_a.should == ["", "", ""] - - # Different start of line chars - /^bar/.match("foo\rbar").should be_nil - /^bar/.match("foo\0bar").should be_nil - - # Trivial - /^/.match("foo").to_a.should == [""] - - # Grouping - /(^foo)/.match("foo").to_a.should == ["foo", "foo"] - /(^)/.match("foo").to_a.should == ["", ""] - /(foo\n^)(^bar)/.match("foo\nbar").to_a.should == ["foo\nbar", "foo\n", "bar"] - end - - it "does not match ^ after trailing \\n" do - /^(?!\A)/.match("foo\n").should be_nil # There is no (empty) line after a trailing \n - end - - it "supports $ (line end anchor)" do - # Basic matching - /foo$/.match("foo").to_a.should == ["foo"] - /foo$/.match("foo\nbar").to_a.should == ["foo"] - # Basic non-matching - /foo$/.match("foo ").should be_nil - /$foo/.match("\n\n\nfoo").should be_nil - - # A bit advanced - /foo$$$/.match("foo").to_a.should == ["foo"] - (/[^o]$/ =~ "foo\n\n").should == ("foo\n".size - 1) and $~.to_a.should == ["\n"] - - # Different end of line chars - /foo$/.match("foo\r\nbar").should be_nil - /foo$/.match("foo\0bar").should be_nil - - # Trivial - (/$/ =~ "foo").should == "foo".size and $~.to_a.should == [""] - - # Grouping - /(foo$)/.match("foo").to_a.should == ["foo", "foo"] - (/($)/ =~ "foo").should == "foo".size and $~.to_a.should == ["", ""] - /(foo$)($\nbar)/.match("foo\nbar").to_a.should == ["foo\nbar", "foo", "\nbar"] - end - - it "supports \\A (string start anchor)" do - # Basic matching - /\Afoo/.match("foo").to_a.should == ["foo"] - # Basic non-matching - /\Abar/.match("foo\nbar").should be_nil - /\Afoo/.match(" foo").should be_nil - - # A bit advanced - /\A\A\Afoo/.match("foo").to_a.should == ["foo"] - /(\A\Z)(\A\Z)/.match("").to_a.should == ["", "", ""] - - # Different start of line chars - /\Abar/.match("foo\0bar").should be_nil - - # Grouping - /(\Afoo)/.match("foo").to_a.should == ["foo", "foo"] - /(\A)/.match("foo").to_a.should == ["", ""] - end - - it "supports \\Z (string end anchor, including before trailing \\n)" do - # Basic matching - /foo\Z/.match("foo").to_a.should == ["foo"] - /foo\Z/.match("foo\n").to_a.should == ["foo"] - # Basic non-matching - /foo\Z/.match("foo\nbar").should be_nil - /foo\Z/.match("foo ").should be_nil - - # A bit advanced - /foo\Z\Z\Z/.match("foo\n").to_a.should == ["foo"] - (/($\Z)($\Z)/ =~ "foo\n").should == "foo".size and $~.to_a.should == ["", "", ""] - (/(\z\Z)(\z\Z)/ =~ "foo\n").should == "foo\n".size and $~.to_a.should == ["", "", ""] - - # Different end of line chars - /foo\Z/.match("foo\0bar").should be_nil - /foo\Z/.match("foo\r\n").should be_nil - - # Grouping - /(foo\Z)/.match("foo").to_a.should == ["foo", "foo"] - (/(\Z)/ =~ "foo").should == "foo".size and $~.to_a.should == ["", ""] - end - - it "supports \\z (string end anchor)" do - # Basic matching - /foo\z/.match("foo").to_a.should == ["foo"] - # Basic non-matching - /foo\z/.match("foo\nbar").should be_nil - /foo\z/.match("foo\n").should be_nil - /foo\z/.match("foo ").should be_nil - - # A bit advanced - /foo\z\z\z/.match("foo").to_a.should == ["foo"] - (/($\z)($\z)/ =~ "foo").should == "foo".size and $~.to_a.should == ["", "", ""] - - # Different end of line chars - /foo\z/.match("foo\0bar").should be_nil - /foo\z/.match("foo\r\nbar").should be_nil - - # Grouping - /(foo\z)/.match("foo").to_a.should == ["foo", "foo"] - (/(\z)/ =~ "foo").should == "foo".size and $~.to_a.should == ["", ""] - end - - it "supports \\b (word boundary)" do - # Basic matching - /foo\b/.match("foo").to_a.should == ["foo"] - /foo\b/.match("foo\n").to_a.should == ["foo"] - LanguageSpecs.white_spaces.scan(/./).each do |c| - /foo\b/.match("foo" + c).to_a.should == ["foo"] - end - LanguageSpecs.non_alphanum_non_space.scan(/./).each do |c| - /foo\b/.match("foo" + c).to_a.should == ["foo"] - end - /foo\b/.match("foo\0").to_a.should == ["foo"] - # Basic non-matching - /foo\b/.match("foobar").should be_nil - /foo\b/.match("foo123").should be_nil - /foo\b/.match("foo_").should be_nil - end - - it "supports \\B (non-word-boundary)" do - # Basic matching - /foo\B/.match("foobar").to_a.should == ["foo"] - /foo\B/.match("foo123").to_a.should == ["foo"] - /foo\B/.match("foo_").to_a.should == ["foo"] - # Basic non-matching - /foo\B/.match("foo").should be_nil - /foo\B/.match("foo\n").should be_nil - LanguageSpecs.white_spaces.scan(/./).each do |c| - /foo\B/.match("foo" + c).should be_nil - end - LanguageSpecs.non_alphanum_non_space.scan(/./).each do |c| - /foo\B/.match("foo" + c).should be_nil - end - /foo\B/.match("foo\0").should be_nil - end - - it "supports (?= ) (positive lookahead)" do - /foo.(?=bar)/.match("foo1 foo2bar").to_a.should == ["foo2"] - end - - it "supports (?! ) (negative lookahead)" do - /foo.(?!bar)/.match("foo1bar foo2").to_a.should == ["foo2"] - end - - it "supports (?!<) (negative lookbehind)" do - /(?<!foo)bar./.match("foobar1 bar2").to_a.should == ["bar2"] - end - - it "supports (?<=) (positive lookbehind)" do - /(?<=foo)bar./.match("bar1 foobar2").to_a.should == ["bar2"] - end - - it "supports (?<=\\b) (positive lookbehind with word boundary)" do - /(?<=\bfoo)bar./.match("1foobar1 foobar2").to_a.should == ["bar2"] - end - - it "supports (?!<\\b) (negative lookbehind with word boundary)" do - /(?<!\bfoo)bar./.match("foobar1 1foobar2").to_a.should == ["bar2"] - end -end |