diff options
Diffstat (limited to 'spec/rubyspec/core/array/dup_spec.rb')
| -rw-r--r-- | spec/rubyspec/core/array/dup_spec.rb | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/spec/rubyspec/core/array/dup_spec.rb b/spec/rubyspec/core/array/dup_spec.rb new file mode 100644 index 0000000000..01ad12523d --- /dev/null +++ b/spec/rubyspec/core/array/dup_spec.rb @@ -0,0 +1,31 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) +require File.expand_path('../shared/clone', __FILE__) + +describe "Array#dup" do + it_behaves_like :array_clone, :dup # FIX: no, clone and dup are not alike + + it "does not copy frozen status from the original" do + a = [1, 2, 3, 4] + b = [1, 2, 3, 4] + a.freeze + aa = a.dup + bb = b.dup + + aa.frozen?.should be_false + bb.frozen?.should be_false + end + + it "does not copy singleton methods" do + a = [1, 2, 3, 4] + b = [1, 2, 3, 4] + def a.a_singleton_method; end + aa = a.dup + bb = b.dup + + a.respond_to?(:a_singleton_method).should be_true + b.respond_to?(:a_singleton_method).should be_false + aa.respond_to?(:a_singleton_method).should be_false + bb.respond_to?(:a_singleton_method).should be_false + end +end |