| 'use strict'; |
| |
| /** |
| * Execute testharness.js and one or more scripts in an iframe. Report the |
| * results of the execution. |
| * |
| * @param {...function|...string} bodies - a function body. If specified as a |
| * function object, it will be |
| * serialized to a string using the |
| * built-in |
| * `Function.prototype.toString` prior |
| * to inclusion in the generated |
| * iframe. |
| * |
| * @returns {Promise} eventual value describing the result of the test |
| * execution; the summary object has two properties: |
| * `harness` (a string describing the harness status) and |
| * `tests` (an object whose "own" property names are the |
| * titles of the defined sub-tests and whose associated |
| * values are the subtest statuses). |
| */ |
| function makeTest(...bodies) { |
| const closeScript = '<' + '/script>'; |
| let src = ` |
| <!DOCTYPE HTML> |
| <html> |
| <head> |
| <title>Document title</title> |
| <script src="/resources/testharness.js?${Math.random()}">${closeScript} |
| </head> |
| |
| <body> |
| <div id="log"></div>`; |
| bodies.forEach((body) => { |
| src += '<script>(' + body + ')();' + closeScript; |
| }); |
| |
| const iframe = document.createElement('iframe'); |
| |
| document.body.appendChild(iframe); |
| iframe.contentDocument.write(src); |
| |
| return new Promise((resolve) => { |
| window.addEventListener('message', function onMessage(e) { |
| if (e.source !== iframe.contentWindow) { |
| return; |
| } |
| if (!e.data || e.data.type !=='complete') { |
| return; |
| } |
| window.removeEventListener('message', onMessage); |
| resolve(e.data); |
| }); |
| |
| iframe.contentDocument.close(); |
| }).then(({ tests, status }) => { |
| const summary = { |
| harness: getEnumProp(status, status.status), |
| tests: {} |
| }; |
| |
| tests.forEach((test) => { |
| summary.tests[test.name] = getEnumProp(test, test.status); |
| }); |
| |
| return summary; |
| }); |
| } |
| |
| function getEnumProp(object, value) { |
| for (let property in object) { |
| if (!/^[A-Z]+$/.test(property)) { |
| continue; |
| } |
| |
| if (object[property] === value) { |
| return property; |
| } |
| } |
| } |
