diff options
Diffstat (limited to 'spec/ruby/core/module/const_defined_spec.rb')
-rw-r--r-- | spec/ruby/core/module/const_defined_spec.rb | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/spec/ruby/core/module/const_defined_spec.rb b/spec/ruby/core/module/const_defined_spec.rb index 75730395e8..027cf5a245 100644 --- a/spec/ruby/core/module/const_defined_spec.rb +++ b/spec/ruby/core/module/const_defined_spec.rb @@ -17,11 +17,16 @@ describe "Module#const_defined?" do ConstantSpecs::ContainerA::ChildA.const_defined?(:CS_CONST4).should be_true end - it "returns true if the constant is defined in a mixed-in module of the receiver" do + it "returns true if the constant is defined in a mixed-in module of the receiver's parent" do # CS_CONST10 is defined in a module included by ChildA ConstantSpecs::ContainerA::ChildA.const_defined?(:CS_CONST10).should be_true end + it "returns true if the constant is defined in a mixed-in module (with prepends) of the receiver" do + # CS_CONST11 is defined in the module included by ContainerPrepend + ConstantSpecs::ContainerPrepend.const_defined?(:CS_CONST11).should be_true + end + it "returns true if the constant is defined in Object and the receiver is a module" do # CS_CONST1 is defined in Object ConstantSpecs::ModuleA.const_defined?(:CS_CONST1).should be_true @@ -75,10 +80,23 @@ describe "Module#const_defined?" do ConstantSpecs::ClassA.const_defined?(:CS_CONSTX).should == false end - it "calls #to_str to convert the given name to a String" do - name = mock("ClassA") - name.should_receive(:to_str).and_return("ClassA") - ConstantSpecs.const_defined?(name).should == true + describe "converts the given name to a String using #to_str" do + it "calls #to_str to convert the given name to a String" do + name = mock("ClassA") + name.should_receive(:to_str).and_return("ClassA") + ConstantSpecs.const_defined?(name).should == true + end + + it "raises a TypeError if the given name can't be converted to a String" do + -> { ConstantSpecs.const_defined?(nil) }.should raise_error(TypeError) + -> { ConstantSpecs.const_defined?([]) }.should raise_error(TypeError) + end + + it "raises a NoMethodError if the given argument raises a NoMethodError during type coercion to a String" do + name = mock("classA") + name.should_receive(:to_str).and_raise(NoMethodError) + -> { ConstantSpecs.const_defined?(name) }.should raise_error(NoMethodError) + end end it "special cases Object and checks it's included Modules" do |