Delegate to eql? [Fix GH-1564]

* lib/delegate.rb (eql?): Delegate to `eql?` of the inner object. based on the patch by giginet <giginet.net@gmail.com>. [ruby-core:76950] [Bug#12684] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59167 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

Author: nobu

library/delegate/delegator/eql_spec.rb

@@ -2,10 +2,34 @@
 require File.expand_path('../../fixtures/classes', __FILE__)
 
 describe "Delegator#eql?" do
- it "is delegated" do
+ it "returns true when compared with same delegator" do
  base = mock('base')
  delegator = DelegateSpecs::Delegator.new(base)
- base.should_receive(:eql?).with(42).and_return(:foo)
- delegator.eql?(42).should == :foo
+
+ delegator.eql?(delegator).should be_true
+ end
+
+ it "returns true when compared with the inner object" do
+ base = mock('base')
+ delegator = DelegateSpecs::Delegator.new(base)
+
+ delegator.eql?(base).should be_true
+ end
+
+ it "returns false when compared with the delegator with other object" do
+ base = mock('base')
+ other = mock('other')
+ delegator0 = DelegateSpecs::Delegator.new(base)
+ delegator1 = DelegateSpecs::Delegator.new(other)
+
+ delegator0.eql?(delegator1).should be_false
+ end
+
+ it "returns false when compared with the other object" do
+ base = mock('base')
+ other = mock('other')
+ delegator = DelegateSpecs::Delegator.new(base)
+
+ delegator.eql?(other).should be_false
  end
 end