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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
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