| 提交 | 用户 | age | ||
| 36e1de | 1 | // A custom Nightwatch assertion. |
| L | 2 | // The assertion name is the filename. |
| 3 | // Example usage: | |
| 4 | // | |
| 5 | // browser.assert.elementCount(selector, count) | |
| 6 | // | |
| 7 | // For more information on custom assertions see: | |
| 8 | // http://nightwatchjs.org/guide#writing-custom-assertions | |
| 9 | ||
| 10 | exports.assertion = function (selector, count) { | |
| 11 | this.message = 'Testing if element <' + selector + '> has count: ' + count | |
| 12 | this.expected = count | |
| 13 | this.pass = function (val) { | |
| 14 | return val === this.expected | |
| 15 | } | |
| 16 | this.value = function (res) { | |
| 17 | return res.value | |
| 18 | } | |
| 19 | this.command = function (cb) { | |
| 20 | var self = this | |
| 21 | return this.api.execute(function (selector) { | |
| 22 | return document.querySelectorAll(selector).length | |
| 23 | }, [selector], function (res) { | |
| 24 | cb.call(self, res) | |
| 25 | }) | |
| 26 | } | |
| 27 | } | |
