diff options
Diffstat (limited to 'spec/ruby/language/execution_spec.rb')
-rw-r--r-- | spec/ruby/language/execution_spec.rb | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/spec/ruby/language/execution_spec.rb b/spec/ruby/language/execution_spec.rb index 4e0310946d..51bcde62e8 100644 --- a/spec/ruby/language/execution_spec.rb +++ b/spec/ruby/language/execution_spec.rb @@ -5,6 +5,45 @@ describe "``" do ip = 'world' `echo disc #{ip}`.should == "disc world\n" end + + it "can be redefined and receive a frozen string as argument" do + called = false + runner = Object.new + + runner.singleton_class.define_method(:`) do |str| + called = true + + str.should == "test command" + str.frozen?.should == true + end + + runner.instance_exec do + `test command` + end + + called.should == true + end + + it "the argument isn't frozen if it contains interpolation" do + called = false + runner = Object.new + + runner.singleton_class.define_method(:`) do |str| + called = true + + str.should == "test command" + str.frozen?.should == false + str << "mutated" + end + + 2.times do + runner.instance_exec do + `test #{:command}` # rubocop:disable Lint/LiteralInInterpolation + end + end + + called.should == true + end end describe "%x" do @@ -12,4 +51,43 @@ describe "%x" do ip = 'world' %x(echo disc #{ip}).should == "disc world\n" end + + it "can be redefined and receive a frozen string as argument" do + called = false + runner = Object.new + + runner.singleton_class.define_method(:`) do |str| + called = true + + str.should == "test command" + str.frozen?.should == true + end + + runner.instance_exec do + %x{test command} + end + + called.should == true + end + + it "the argument isn't frozen if it contains interpolation" do + called = false + runner = Object.new + + runner.singleton_class.define_method(:`) do |str| + called = true + + str.should == "test command" + str.frozen?.should == false + str << "mutated" + end + + 2.times do + runner.instance_exec do + %x{test #{:command}} # rubocop:disable Lint/LiteralInInterpolation + end + end + + called.should == true + end end |