diff options
Diffstat (limited to 'spec/ruby/core/method/equal_value_spec.rb')
| -rw-r--r-- | spec/ruby/core/method/equal_value_spec.rb | 92 |
1 files changed, 90 insertions, 2 deletions
diff --git a/spec/ruby/core/method/equal_value_spec.rb b/spec/ruby/core/method/equal_value_spec.rb index 0431d0c5f6..ca9ef9f108 100644 --- a/spec/ruby/core/method/equal_value_spec.rb +++ b/spec/ruby/core/method/equal_value_spec.rb @@ -1,6 +1,94 @@ require_relative '../../spec_helper' -require_relative 'shared/eql' +require_relative 'fixtures/classes' describe "Method#==" do - it_behaves_like :method_equal, :== + before :each do + @m = MethodSpecs::Methods.new + @m_foo = @m.method(:foo) + @m2 = MethodSpecs::Methods.new + @a = MethodSpecs::A.new + end + + it "returns true if methods are the same" do + m2 = @m.method(:foo) + + (@m_foo == @m_foo).should == true + (@m_foo == m2).should == true + end + + it "returns true on aliased methods" do + m_bar = @m.method(:bar) + + (m_bar == @m_foo).should == true + end + + it "returns true if the two core methods are aliases" do + s = "hello" + a = s.method(:size) + b = s.method(:length) + (a == b).should == true + end + + it "returns false on a method which is neither aliased nor the same method" do + m2 = @m.method(:zero) + + (@m_foo == m2).should == false + end + + it "returns false for a method which is not bound to the same object" do + m2_foo = @m2.method(:foo) + a_baz = @a.method(:baz) + + (@m_foo == m2_foo).should == false + (@m_foo == a_baz).should == false + end + + it "returns false if the two methods are bound to the same object but were defined independently" do + m2 = @m.method(:same_as_foo) + (@m_foo == m2).should == false + end + + it "returns true if a method was defined using the other one" do + MethodSpecs::Methods.send :define_method, :defined_foo, MethodSpecs::Methods.instance_method(:foo) + m2 = @m.method(:defined_foo) + (@m_foo == m2).should == true + end + + it "returns false if comparing a method defined via define_method and def" do + defn = @m.method(:zero) + defined = @m.method(:zero_defined_method) + + (defn == defined).should == false + (defined == defn).should == false + end + + describe 'missing methods' do + it "returns true for the same method missing" do + miss1 = @m.method(:handled_via_method_missing) + miss1bis = @m.method(:handled_via_method_missing) + miss2 = @m.method(:also_handled) + + (miss1 == miss1bis).should == true + (miss1 == miss2).should == false + end + + it 'calls respond_to_missing? with true to include private methods' do + @m.should_receive(:respond_to_missing?).with(:some_missing_method, true).and_return(true) + @m.method(:some_missing_method) + end + end + + it "returns false if the two methods are bound to different objects, have the same names, and identical bodies" do + a = MethodSpecs::Eql.instance_method(:same_body) + b = MethodSpecs::Eql2.instance_method(:same_body) + (a == b).should == false + end + + it "returns false if the argument is not a Method object" do + (String.instance_method(:size) == 7).should == false + end + + it "returns false if the argument is an unbound version of self" do + (method(:load) == method(:load).unbind).should == false + end end |
