diff options
Diffstat (limited to 'spec/ruby/core/kernel/clone_spec.rb')
-rw-r--r-- | spec/ruby/core/kernel/clone_spec.rb | 99 |
1 files changed, 74 insertions, 25 deletions
diff --git a/spec/ruby/core/kernel/clone_spec.rb b/spec/ruby/core/kernel/clone_spec.rb index c18af4a490..5adcbbe603 100644 --- a/spec/ruby/core/kernel/clone_spec.rb +++ b/spec/ruby/core/kernel/clone_spec.rb @@ -28,27 +28,88 @@ describe "Kernel#clone" do clone.class.should equal klass end - it "copies frozen state from the original" do - o2 = @obj.clone - @obj.freeze - o3 = @obj.clone + describe "with no arguments" do + it "copies frozen state from the original" do + o2 = @obj.clone + o2.should_not.frozen? - o2.should_not.frozen? - o3.should.frozen? + @obj.freeze + o3 = @obj.clone + o3.should.frozen? + end + + it 'copies frozen?' do + o = ''.freeze.clone + o.frozen?.should be_true + end end - ruby_version_is '3.0' do - it 'takes an freeze: true option to frozen copy' do - @obj.clone(freeze: true).should.frozen? + describe "with freeze: nil" do + it "copies frozen state from the original, like #clone without arguments" do + o2 = @obj.clone(freeze: nil) + o2.should_not.frozen? + + @obj.freeze + o3 = @obj.clone(freeze: nil) + o3.should.frozen? + end + + it "copies frozen?" do + o = "".freeze.clone(freeze: nil) + o.frozen?.should be_true + end + end + + describe "with freeze: true" do + it 'makes a frozen copy if the original is frozen' do @obj.freeze @obj.clone(freeze: true).should.frozen? end + + it 'freezes the copy even if the original was not frozen' do + @obj.clone(freeze: true).should.frozen? + end + + it "calls #initialize_clone with kwargs freeze: true" do + obj = KernelSpecs::CloneFreeze.new + obj.clone(freeze: true) + ScratchPad.recorded.should == [obj, { freeze: true }] + end + + it "calls #initialize_clone with kwargs freeze: true even if #initialize_clone only takes a single argument" do + obj = KernelSpecs::Clone.new + -> { obj.clone(freeze: true) }.should raise_error(ArgumentError, 'wrong number of arguments (given 2, expected 1)') + end end - it 'takes an freeze: false option to not return frozen copy' do - @obj.clone(freeze: false).should_not.frozen? - @obj.freeze - @obj.clone(freeze: false).should_not.frozen? + describe "with freeze: false" do + it 'does not freeze the copy if the original is frozen' do + @obj.freeze + @obj.clone(freeze: false).should_not.frozen? + end + + it 'does not freeze the copy if the original is not frozen' do + @obj.clone(freeze: false).should_not.frozen? + end + + it "calls #initialize_clone with kwargs freeze: false" do + obj = KernelSpecs::CloneFreeze.new + obj.clone(freeze: false) + ScratchPad.recorded.should == [obj, { freeze: false }] + end + + it "calls #initialize_clone with kwargs freeze: false even if #initialize_clone only takes a single argument" do + obj = KernelSpecs::Clone.new + -> { obj.clone(freeze: false) }.should raise_error(ArgumentError, 'wrong number of arguments (given 2, expected 1)') + end + end + + describe "with freeze: anything else" do + it 'raises ArgumentError when passed not true/false/nil' do + -> { @obj.clone(freeze: 1) }.should raise_error(ArgumentError, /unexpected value for freeze: Integer/) + -> { @obj.clone(freeze: "") }.should raise_error(ArgumentError, /unexpected value for freeze: String/) + -> { @obj.clone(freeze: Object.new) }.should raise_error(ArgumentError, /unexpected value for freeze: Object/) + end end it "copies instance variables" do @@ -113,16 +174,4 @@ describe "Kernel#clone" do cloned.bar.should == ['a'] end - - it 'copies frozen?' do - o = ''.freeze.clone - o.frozen?.should be_true - end - - ruby_version_is ''...'2.7' do - it 'copies tainted?' do - o = ''.taint.clone - o.tainted?.should be_true - end - end end |