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require 'spec_helper'
module RSpec
module Mocks
describe ArgumentListMatcher do
let(:argument_expectation) { RSpec::Mocks::ArgumentListMatcher.new }
let(:obj) { double("matcher") }
it "considers an object that responds to #matches? and #failure_message_for_should to be a matcher" do
obj.stub(:matches?)
obj.stub(:failure_message_for_should)
expect(argument_expectation.send(:is_matcher?, obj)).to be_true
end
it "considers an object that responds to #matches? and #failure_message to be a matcher for backward compatibility" do
obj.stub(:matches?)
obj.stub(:failure_message)
expect(argument_expectation.send(:is_matcher?, obj)).to be_true
end
it "does NOT consider an object that only responds to #matches? to be a matcher" do
obj.stub(:matches?)
expect(argument_expectation.send(:is_matcher?, obj)).to be_false
end
it "does not consider a null object to be a matcher" do
obj.as_null_object
expect(argument_expectation.send(:is_matcher?, obj)).to be_false
end
end
end
end
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