require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)

describe "UnboundMethod#owner" do
  it "returns the owner of the method" do
    "abc".method(:upcase).owner.should == String
  end

  it "returns the name even when aliased" do
    obj = UnboundMethodSpecs::Methods.new
    obj.method(:foo).owner.should == UnboundMethodSpecs::Methods
    obj.method(:bar).owner.should == UnboundMethodSpecs::Methods
  end

  it "returns the class/module it was defined in" do
    UnboundMethodSpecs::C.new.method(:baz).owner.should == UnboundMethodSpecs::A
    UnboundMethodSpecs::Methods.new.method(:from_mod).owner.should == UnboundMethodSpecs::Mod
  end
end

describe "UnboundMethod#owner" do
  before :each do
    @parent_singleton_class = class << UnboundMethodSpecs::Parent; self; end
    @child_singleton_class  = class << UnboundMethodSpecs::Child3; self; end
  end

  it "returns the new owner for aliased methods" do
    @child_singleton_class.instance_method(:class_method).owner.should == @parent_singleton_class
    @child_singleton_class.instance_method(:another_class_method).owner.should == @child_singleton_class
  end
end
