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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
commit | 1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch) | |
tree | a3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/language/regexp/interpolation_spec.rb | |
parent | 75bfc6440d595bf339007f4fb280fd4d743e89c1 (diff) |
Move spec/rubyspec to spec/ruby for consistency
* Other ruby implementations use the spec/ruby directory.
[Misc #13792] [ruby-core:82287]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/ruby/language/regexp/interpolation_spec.rb')
-rw-r--r-- | spec/ruby/language/regexp/interpolation_spec.rb | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/spec/ruby/language/regexp/interpolation_spec.rb b/spec/ruby/language/regexp/interpolation_spec.rb new file mode 100644 index 0000000000..5536c718f1 --- /dev/null +++ b/spec/ruby/language/regexp/interpolation_spec.rb @@ -0,0 +1,58 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../../fixtures/classes', __FILE__) + +describe "Regexps with interpolation" do + + it "allows interpolation of strings" do + str = "foo|bar" + /#{str}/.should == /foo|bar/ + end + + it "allows interpolation of literal regexps" do + re = /foo|bar/ + /#{re}/.should == /(?-mix:foo|bar)/ + end + + it "allows interpolation of any object that responds to to_s" do + o = Object.new + def o.to_s + "object_with_to_s" + end + /#{o}/.should == /object_with_to_s/ + end + + it "allows interpolation which mixes modifiers" do + re = /foo/i + /#{re} bar/m.should == /(?i-mx:foo) bar/m + end + + it "allows interpolation to interact with other Regexp constructs" do + str = "foo)|(bar" + /(#{str})/.should == /(foo)|(bar)/ + + str = "a" + /[#{str}-z]/.should == /[a-z]/ + end + + it "gives precedence to escape sequences over substitution" do + str = "J" + /\c#{str}/.to_s.should == '(?-mix:\c#' + '{str})' + end + + it "throws RegexpError for malformed interpolation" do + s = "" + lambda { /(#{s}/ }.should raise_error(RegexpError) + s = "(" + lambda { /#{s}/ }.should raise_error(RegexpError) + end + + it "allows interpolation in extended mode" do + var = "#comment\n foo #comment\n | bar" + (/#{var}/x =~ "foo").should == (/foo|bar/ =~ "foo") + end + + it "allows escape sequences in interpolated regexps" do + escape_seq = %r{"\x80"}n + %r{#{escape_seq}}n.should == /(?-mix:"\x80")/n + end +end |