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require File.expand_path('../../../spec_helper', __FILE__)
describe "BasicObject#!=" do
it "is a public instance method" do
BasicObject.should have_public_instance_method(:'!=')
end
it "returns true if other is not identical to self" do
a = BasicObject.new
b = BasicObject.new
(a != b).should be_true
end
it "returns true if other is an Object" do
a = BasicObject.new
b = Object.new
(a != b).should be_true
end
it "returns false if other is identical to self" do
a = BasicObject.new
(a != a).should be_false
end
it "dispatches to #==" do
a = mock("not_equal")
b = BasicObject.new
a.should_receive(:==).and_return(true)
(a != b).should be_false
end
describe "when invoked using Kernel#send" do
it "returns true if other is not identical to self" do
a = Object.new
b = Object.new
a.send(:!=, b).should be_true
end
it "returns false if other is identical to self" do
a = Object.new
a.send(:!=, a).should be_false
end
it "dispatches to #==" do
a = mock("not_equal")
b = Object.new
a.should_receive(:==).and_return(true)
a.send(:!=, b).should be_false
end
end
end
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