jasmine-jquery-promise-matchers.js.coffee

# The base is stolen from @gist: https://gist.github.com/gr2m/2191748, and then substantially modified.
beforeEach ->
  @addMatchers
    toBePromise: ->
      @actual.done && !@actual.resolve
    toBeRejected: ->
      @actual.state() == "rejected"
    toBeResolved: ->
      @actual.state() == "resolved"
    toBeResolvedWith: ->
      expectedArgs = jasmine.util.argsToArray(arguments)

      unless @actual.done
        throw new Error("Expected a promise, but got #{jasmine.pp(@actual)}.")

      done = jasmine.createSpy 'done'
      @actual.done done
    
      @message = ->
        if done.callCount == 0
          return [
            "Expected spy #{done.identity} to have been resolved with #{jasmine.pp(expectedArgs)} but it was never resolved.",
            "Expected spy #{done.identity} not to have been resolved with #{jasmine.pp(expectedArgs)} but it was."
          ]
        else
          return [
            "Expected spy #{done.identity} to have been resolved with #{jasmine.pp(expectedArgs)} but was resolved with #{jasmine.pp(done.argsForCall)}",
            "Expected spy #{done.identity} not to have been resolved with #{jasmine.pp(expectedArgs)} but was resolved with #{jasmine.pp(done.argsForCall)}"
          ]
    
      return @env.contains_(done.argsForCall, expectedArgs)

    toBeRejectedWith: ->
      expectedArgs = jasmine.util.argsToArray(arguments)
    
      unless @actual.fail
        throw new Error("Expected a promise, but got #{jasmine.pp(@actual)}")
    
      fail = jasmine.createSpy 'fail'
      @actual.fail fail
    
      @message = ->
        if fail.callCount == 0
          return [
            "Expected spy #{fail.identity} to have been rejected with #{jasmine.pp(expectedArgs)} but it was never rejected.",
            "Expected spy #{fail.identity} not to have been rejected with #{jasmine.pp(expectedArgs)} but it was."
          ]
        else
          return [
            "Expected spy #{fail.identity} to have been rejected with #{jasmine.pp(expectedArgs)} but was rejected with #{jasmine.pp(fail.argsForCall)}",
            "Expected spy #{fail.identity} not to have been rejected with #{jasmine.pp(expectedArgs)} but was rejected with #{jasmine.pp(fail.argsForCall)}"
          ]
    
      return @env.contains_(fail.argsForCall, expectedArgs)