diff options
Diffstat (limited to 'spec/ruby/core/regexp/to_s_spec.rb')
-rw-r--r-- | spec/ruby/core/regexp/to_s_spec.rb | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/spec/ruby/core/regexp/to_s_spec.rb b/spec/ruby/core/regexp/to_s_spec.rb new file mode 100644 index 0000000000..a23fd78975 --- /dev/null +++ b/spec/ruby/core/regexp/to_s_spec.rb @@ -0,0 +1,62 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "Regexp#to_s" do + not_supported_on :opal do + it "displays options if included" do + /abc/mxi.to_s.should == "(?mix:abc)" + end + end + + it "shows non-included options after a - sign" do + /abc/i.to_s.should == "(?i-mx:abc)" + end + + it "shows all options as excluded if none are selected" do + /abc/.to_s.should == "(?-mix:abc)" + end + + it "shows the pattern after the options" do + not_supported_on :opal do + /ab+c/mix.to_s.should == "(?mix:ab+c)" + end + /xyz/.to_s.should == "(?-mix:xyz)" + end + + not_supported_on :opal do + it "displays groups with options" do + /(?ix:foo)(?m:bar)/.to_s.should == "(?-mix:(?ix:foo)(?m:bar))" + /(?ix:foo)bar/m.to_s.should == "(?m-ix:(?ix:foo)bar)" + end + + it "displays single group with same options as main regex as the main regex" do + /(?i:nothing outside this group)/.to_s.should == "(?i-mx:nothing outside this group)" + end + end + + not_supported_on :opal do + it "deals properly with uncaptured groups" do + /whatever(?:0d)/ix.to_s.should == "(?ix-m:whatever(?:0d))" + end + end + + it "deals properly with the two types of lookahead groups" do + /(?=5)/.to_s.should == "(?-mix:(?=5))" + /(?!5)/.to_s.should == "(?-mix:(?!5))" + end + + it "returns a string in (?xxx:yyy) notation" do + not_supported_on :opal do + /ab+c/ix.to_s.should == "(?ix-m:ab+c)" + /jis/s.to_s.should == "(?-mix:jis)" + /(?i:.)/.to_s.should == "(?i-mx:.)" + end + /(?:.)/.to_s.should == "(?-mix:.)" + end + + not_supported_on :opal do + it "handles abusive option groups" do + /(?mmmmix-miiiix:)/.to_s.should == '(?-mix:)' + end + end + +end |