require 'spec_helper' require 'mspec/expectations/expectations' require 'mspec/matchers' describe BeTrueOrFalseMatcher do it "matches when actual is true" do BeTrueOrFalseMatcher.new.matches?(true).should == true end it "matches when actual is false" do BeTrueOrFalseMatcher.new.matches?(false).should == true end it "provides a useful failure message" do matcher = BeTrueOrFalseMatcher.new matcher.matches?("some string") matcher.failure_message.should == ["Expected \"some string\"", "to be true or false"] end end