diff options
Diffstat (limited to 'spec/rubyspec/core/kernel/shared/kind_of.rb')
-rw-r--r-- | spec/rubyspec/core/kernel/shared/kind_of.rb | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/spec/rubyspec/core/kernel/shared/kind_of.rb b/spec/rubyspec/core/kernel/shared/kind_of.rb new file mode 100644 index 0000000000..e99f46aa14 --- /dev/null +++ b/spec/rubyspec/core/kernel/shared/kind_of.rb @@ -0,0 +1,44 @@ +require File.expand_path('../../fixtures/classes', __FILE__) + +describe :kernel_kind_of, shared: true do + before :each do + @o = KernelSpecs::KindaClass.new + end + + it "returns true if given class is the object's class" do + @o.send(@method, KernelSpecs::KindaClass).should == true + end + + it "returns true if given class is an ancestor of the object's class" do + @o.send(@method, KernelSpecs::AncestorClass).should == true + @o.send(@method, String).should == true + @o.send(@method, Object).should == true + end + + it "returns false if the given class is not object's class nor an ancestor" do + @o.send(@method, Array).should == false + end + + it "returns true if given a Module that is included in object's class" do + @o.send(@method, KernelSpecs::MyModule).should == true + end + + it "returns true if given a Module that is included one of object's ancestors only" do + @o.send(@method, KernelSpecs::AncestorModule).should == true + end + + it "returns true if given a Module that object has been extended with" do + @o.send(@method, KernelSpecs::MyExtensionModule).should == true + end + + it "returns false if given a Module not included in object's class nor ancestors" do + @o.send(@method, KernelSpecs::SomeOtherModule).should == false + end + + it "raises a TypeError if given an object that is not a Class nor a Module" do + lambda { @o.send(@method, 1) }.should raise_error(TypeError) + lambda { @o.send(@method, 'KindaClass') }.should raise_error(TypeError) + lambda { @o.send(@method, :KindaClass) }.should raise_error(TypeError) + lambda { @o.send(@method, Object.new) }.should raise_error(TypeError) + end +end |