예제 #1
0
파일: assertion.go 프로젝트: mrG7/escher
func (assertion *Assertion) match(matcher types.GomegaMatcher, desiredMatch bool, optionalDescription ...interface{}) bool {
	matches, err := matcher.Match(assertion.actualInput)
	description := assertion.buildDescription(optionalDescription...)
	if err != nil {
		assertion.fail(description+err.Error(), 2+assertion.offset)
		return false
	}
	if matches != desiredMatch {
		var message string
		if desiredMatch {
			message = matcher.FailureMessage(assertion.actualInput)
		} else {
			message = matcher.NegatedFailureMessage(assertion.actualInput)
		}
		assertion.fail(description+message, 2+assertion.offset)
		return false
	}

	return true
}
예제 #2
0
func (assertion *AsyncAssertion) match(matcher types.GomegaMatcher, desiredMatch bool, optionalDescription ...interface{}) bool {
	timer := time.Now()
	timeout := time.After(assertion.timeoutInterval)

	description := assertion.buildDescription(optionalDescription...)

	var matches bool
	var err error
	mayChange := true
	value, err := assertion.pollActual()
	if err == nil {
		mayChange = assertion.matcherMayChange(matcher, value)
		matches, err = matcher.Match(value)
	}

	fail := func(preamble string) {
		errMsg := ""
		message := ""
		if err != nil {
			errMsg = "Error: " + err.Error()
		} else {
			if desiredMatch {
				message = matcher.FailureMessage(value)
			} else {
				message = matcher.NegatedFailureMessage(value)
			}
		}
		assertion.fail(fmt.Sprintf("%s after %.3fs.\n%s%s%s", preamble, time.Since(timer).Seconds(), description, message, errMsg), 3+assertion.offset)
	}

	if assertion.asyncType == AsyncAssertionTypeEventually {
		for {
			if err == nil && matches == desiredMatch {
				return true
			}

			if !mayChange {
				fail("No future change is possible.  Bailing out early")
				return false
			}

			select {
			case <-time.After(assertion.pollingInterval):
				value, err = assertion.pollActual()
				if err == nil {
					mayChange = assertion.matcherMayChange(matcher, value)
					matches, err = matcher.Match(value)
				}
			case <-timeout:
				fail("Timed out")
				return false
			}
		}
	} else if assertion.asyncType == AsyncAssertionTypeConsistently {
		for {
			if !(err == nil && matches == desiredMatch) {
				fail("Failed")
				return false
			}

			if !mayChange {
				return true
			}

			select {
			case <-time.After(assertion.pollingInterval):
				value, err = assertion.pollActual()
				if err == nil {
					mayChange = assertion.matcherMayChange(matcher, value)
					matches, err = matcher.Match(value)
				}
			case <-timeout:
				return true
			}
		}
	}

	return false
}