129 lines
7.0 KiB
JavaScript
129 lines
7.0 KiB
JavaScript
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'use strict';Object.defineProperty(exports, "__esModule", { value: true });exports.
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install = install;var _isGeneratorFn = require('is-generator-fn');var _isGeneratorFn2 = _interopRequireDefault(_isGeneratorFn);var _co = require('co');var _co2 = _interopRequireDefault(_co);function _interopRequireDefault(obj) {return obj && obj.__esModule ? obj : { default: obj };}function isPromise(obj) {return obj && typeof obj.then === 'function';} /**
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* Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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*
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*/ /**
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* This module adds ability to test async promise code with jasmine by
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* returning a promise from `it/test` and `before/afterEach/All` blocks.
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*/function promisifyLifeCycleFunction(originalFn, env) {return function (fn, timeout) {if (!fn) {return originalFn.call(env);}const hasDoneCallback = fn.length > 0;if (hasDoneCallback) {// Jasmine will handle it
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return originalFn.call(env, fn, timeout);} // We make *all* functions async and run `done` right away if they
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// didn't return a promise.
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const asyncFn = function (done) {const wrappedFn = (0, _isGeneratorFn2.default)(fn) ? _co2.default.wrap(fn) : fn;const returnValue = wrappedFn.call({});if (isPromise(returnValue)) {returnValue.then(done.bind(null, null), done.fail);} else {done();}};return originalFn.call(env, asyncFn, timeout);};} // Similar to promisifyLifeCycleFunction but throws an error
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// when the return value is neither a Promise nor `undefined`
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function promisifyIt(originalFn, env) {return function (specName, fn, timeout) {if (!fn) {const spec = originalFn.call(env, specName);spec.pend('not implemented');return spec;}const hasDoneCallback = fn.length > 0;if (hasDoneCallback) {return originalFn.call(env, specName, fn, timeout);}const asyncFn = function (done) {const wrappedFn = (0, _isGeneratorFn2.default)(fn) ? _co2.default.wrap(fn) : fn;const returnValue = wrappedFn.call({});if (isPromise(returnValue)) {returnValue.then(done.bind(null, null), done.fail);} else if (returnValue === undefined) {done();} else {done.fail(new Error('Jest: `it` and `test` must return either a Promise or undefined.'));}};return originalFn.call(env, specName, asyncFn, timeout);};}function makeConcurrent(originalFn, env) {return function (specName, fn, timeout) {if (env != null && !env.specFilter({ getFullName: () => specName || '' })) {return originalFn.call(env, specName, () => Promise.resolve(), timeout);}let promise;try {promise = fn();if (!isPromise(promise)) {throw new Error(`Jest: concurrent test "${specName}" must return a Promise.`);}} catch (error) {return originalFn.call(env, specName, () => Promise.reject(error));}return originalFn.call(env, specName, () => promise, timeout);};}function install(global) {const jasmine = global.jasmine;const env = jasmine.getEnv();env.it = promisifyIt(env.it, env);env.fit = promisifyIt(env.fit, env);global.it.concurrent = makeConcurrent(env.it, env);global.it.concurrent.only = makeConcurrent(env.fit, env);global.it.concurrent.skip = makeConcurrent(env.xit, env);global.fit.concurrent = makeConcurrent(env.fit);env.afterAll = promisifyLifeCycleFunction(env.afterAll, env);env.afterEach = promisifyLifeCycleFunction(env.afterEach, env);env.beforeAll = promisifyLifeCycleFunction(env.beforeAll, env);env.beforeEach = promisifyLifeCycleFunction(env.beforeEach, env);}
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