1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/spec/ruby/core/kernel/comparison_spec.rb
eregon 401b64c4e8 Update to ruby/spec@c1b568b
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-03-04 15:09:32 +00:00

31 lines
767 B
Ruby

require_relative '../../spec_helper'
describe "Kernel#<=>" do
it "returns 0 if self" do
obj = Object.new
obj.<=>(obj).should == 0
end
it "returns 0 if self is == to the argument" do
obj = mock('has ==')
obj.should_receive(:==).and_return(true)
obj.<=>(Object.new).should == 0
end
it "returns nil if self is eql? but not == to the argument" do
obj = mock('has eql?')
obj.should_not_receive(:eql?)
obj.<=>(Object.new).should be_nil
end
it "returns nil if self.==(arg) returns nil" do
obj = mock('wrong ==')
obj.should_receive(:==).and_return(nil)
obj.<=>(Object.new).should be_nil
end
it "returns nil if self is not == to the argument" do
obj = Object.new
obj.<=>(3.14).should be_nil
end
end