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How to use jestWrapper method in stryker-parent

Best JavaScript code snippet using stryker-parent

index.js

Source:index.js

1'use strict';2/* globals WeakMap */3var isCallable = require('is-callable');4var isString = require('is-string');5var has = require('has');6var forEach = require('for-each');7var isArray = require('isarray');8var functionName = require('function.prototype.name');9var inspect = require('object-inspect');10var semver = require('semver');11var jestVersion = require('jest').getVersion();12var checkWithName = require('./helpers/checkWithName');13var withOverrides = require('./withOverrides');14var withOverride = require('./withOverride');15var withGlobal = require('./withGlobal');16var hasPrivacy = typeof WeakMap === 'function';17var wrapperMap = hasPrivacy ? new WeakMap() : /* istanbul ignore next */ null;18var modeMap = hasPrivacy ? new WeakMap() : /* istanbul ignore next */ null;19var MODE_ALL = 'all';20var MODE_SKIP = 'skip';21var MODE_ONLY = 'only';22var beforeMethods = ['beforeAll', 'beforeEach'];23var afterMethods = ['afterAll', 'afterEach'];24var supportedMethods = [].concat(beforeMethods, afterMethods);25/**26 * There is a bug in Jest 18/19 that processes the afterAll hooks in the wrong27 * order. This bit of logic is meant to understand which method Jest is using28 * for moving through the list of afterAll hooks, and supply them in the order29 * that gets them applied in the order we want.30 */31var needsAfterAllReversal = semver.satisfies(jestVersion, '< 20');32var JestWrapper;33var checkThis = function requireJestWrapper(instance) {34	if (!instance || typeof instance !== 'object' || !(instance instanceof JestWrapper)) {35		throw new TypeError(inspect(instance) + ' must be a JestWrapper');36	}37	return instance;38};39var setThisWrappers = function (instance, value) {40	checkThis(instance);41	/* istanbul ignore else */42	if (hasPrivacy) {43		wrapperMap.set(instance, value);44	} else {45		instance.wrappers = value; // eslint-disable-line no-param-reassign46	}47	return instance;48};49var getThisWrappers = function (instance) {50	checkThis(instance);51	return hasPrivacy ? wrapperMap.get(instance) : /* istanbul ignore next */ instance.wrappers;52};53var setThisMode = function (instance, mode) {54	checkThis(instance);55	/* istanbul ignore else */56	if (hasPrivacy) {57		modeMap.set(instance, mode);58	} else {59		instance.mode = mode; // eslint-disable-line no-param-reassign60	}61	return instance;62};63var getThisMode = function (instance) {64	checkThis(instance);65	return hasPrivacy ? modeMap.get(instance) : /* istanbul ignore next */ instance.mode;66};67JestWrapper = function JestWrapper() { // eslint-disable-line no-shadow68	setThisWrappers(this, []);69	setThisMode(this, MODE_ALL);70};71var createWithWrappers = function (wrappers) {72	return setThisWrappers(new JestWrapper(), wrappers);73};74var concatThis = function (instance, toConcat) {75	var thisWrappers = getThisWrappers(instance);76	var thisMode = getThisMode(instance);77	return setThisMode(createWithWrappers(thisWrappers.concat(toConcat || [])), thisMode);78};79var flattenToDescriptors = function flattenToDescriptors(wrappers) {80	if (wrappers.length === 0) { return []; }81	var descriptors = [];82	forEach(wrappers, function (wrapper) {83		var subWrappers = wrapper instanceof JestWrapper ? getThisWrappers(wrapper) : wrapper;84		if (Array.isArray(subWrappers)) {85			descriptors.push.apply(descriptors, flattenToDescriptors(subWrappers));86		} else {87			descriptors.push(subWrappers);88		}89	});90	return descriptors;91};92var applyMethods = function applyMethods(methodsToApply, descriptors) {93	forEach(descriptors, function (methods) {94		forEach(methodsToApply, function (method) {95			var functions = methods[method];96			if (functions) {97				forEach(functions, function (func) {98					global[method](func);99				});100			}101		});102	});103};104var createAssertion = function createAssertion(type, message, wrappers, block, mode) {105	var descriptors = flattenToDescriptors(wrappers);106	if (descriptors.length === 0 && mode === MODE_ALL) {107		throw new RangeError(inspect(type) + ' called with no wrappers defined');108	}109	var describeMsgs = [];110	forEach(descriptors, function (descriptor) {111		if (descriptor.description) {112			describeMsgs.push(descriptor.description);113		}114	});115	var describeMsg = 'wrapped: ' + describeMsgs.join('; ') + ':';116	var describeMethod = global.describe;117	if (mode === MODE_SKIP) {118		describeMethod = global.describe.skip;119	} else if (mode === MODE_ONLY) {120		describeMethod = global.describe.only;121	}122	describeMethod(describeMsg, function () {123		applyMethods(beforeMethods, descriptors);124		global[type](message, block);125		// See comment at top of file.126		if (needsAfterAllReversal) {127			applyMethods(['afterEach'], descriptors);128			applyMethods(['afterAll'], descriptors.reverse());129		} else {130			applyMethods(afterMethods, descriptors);131		}132	});133};134JestWrapper.prototype.skip = function skip() {135	return setThisMode(concatThis(this), MODE_SKIP);136};137JestWrapper.prototype.only = function only() {138	return setThisMode(concatThis(this), MODE_ONLY);139};140JestWrapper.prototype.it = function it(msg, fn) {141	var wrappers = getThisWrappers(checkThis(this));142	var mode = getThisMode(this);143	createAssertion('it', msg, wrappers, fn, mode);144};145JestWrapper.prototype.it.skip = function skip() {146	throw new SyntaxError('jest-wrap requires `.skip().it` rather than `it.skip`');147};148JestWrapper.prototype.it.only = function only() {149	throw new SyntaxError('jest-wrap requires `.only().it` rather than `it.only`');150};151JestWrapper.prototype.test = function test(msg, fn) {152	var wrappers = getThisWrappers(checkThis(this));153	var mode = getThisMode(this);154	createAssertion('test', msg, wrappers, fn, mode);155};156JestWrapper.prototype.test.skip = function skip() {157	throw new SyntaxError('jest-wrap requires `.skip().test` rather than `test.skip`');158};159JestWrapper.prototype.test.only = function only() {160	throw new SyntaxError('jest-wrap requires `.only().test` rather than `test.only`');161};162JestWrapper.prototype.describe = function describe(msg, fn) {163	var wrappers = getThisWrappers(checkThis(this));164	var mode = getThisMode(this);165	createAssertion('describe', msg, wrappers, fn, mode);166};167JestWrapper.prototype.describe.skip = function skip() {168	throw new SyntaxError('jest-wrap requires `.skip().describe` rather than `describe.skip`');169};170JestWrapper.prototype.describe.only = function only() {171	throw new SyntaxError('jest-wrap requires `.only().describe` rather than `describe.only`');172};173var wrap = function wrap() { return new JestWrapper(); };174var isWithNameAvailable = function (name) {175	checkWithName(name);176	return !has(JestWrapper.prototype, name) || !isCallable(JestWrapper.prototype[name]);177};178wrap.supportedMethods = isCallable(Object.freeze)179	? Object.freeze(supportedMethods)180	: /* istanbul ignore next */ supportedMethods.slice();181JestWrapper.prototype.extend = function extend(description, descriptor) {182	checkThis(this);183	if (!isString(description) || description.length === 0) {184		throw new TypeError('a non-empty description string is required');185	}186	var newWrappers = [];187	if (descriptor) {188		forEach(supportedMethods, function (methodName) {189			if (methodName in descriptor) {190				if (!isArray(descriptor[methodName])) {191					// eslint-disable-next-line no-param-reassign192					descriptor[methodName] = [descriptor[methodName]];193				}194				forEach(descriptor[methodName], function (method) {195					if (!isCallable(method)) {196						throw new TypeError('wrapper method "' + method + '" must be a function, or array of functions, if present');197					}198				});199			}200		});201		descriptor.description = description; // eslint-disable-line no-param-reassign202		newWrappers = [createWithWrappers([descriptor])];203	}204	return concatThis(this, newWrappers);205};206JestWrapper.prototype.use = function use(plugin) {207	checkThis(this);208	if (!isCallable(plugin)) {209		throw new TypeError('plugin must be a function');210	}211	var withName = functionName(plugin);212	checkWithName(withName);213	var extraArguments = Array.prototype.slice.call(arguments, 1);214	var descriptorOrInstance = plugin.apply(this, extraArguments) || {};215	var instance = descriptorOrInstance;216	if (!(descriptorOrInstance instanceof JestWrapper)) {217		instance = wrap().extend(descriptorOrInstance.description, descriptorOrInstance);218	}219	var thisMode = getThisMode(instance);220	return setThisMode(setThisWrappers(new JestWrapper(), [instance]), thisMode);221};222wrap.register = function register(plugin) {223	var withName = functionName(plugin);224	checkWithName(withName);225	if (!isWithNameAvailable(withName)) {226		// already registered227		return;228	}229	JestWrapper.prototype[withName] = function wrapper() {230		return this.use.apply(this, [plugin].concat(Array.prototype.slice.call(arguments)));231	};232};233wrap.unregister = function unregister(pluginOrWithName) {234	var withName = isCallable(pluginOrWithName) ? functionName(pluginOrWithName) : pluginOrWithName;235	checkWithName(withName);236	if (isWithNameAvailable(withName)) {237		throw new RangeError('error: plugin "' + withName + '" is not registered.');238	}239	delete JestWrapper.prototype[withName];240};241wrap.register(withOverrides);242wrap.register(withOverride);243wrap.register(withGlobal);...

mockCanvas.js

Source:mockCanvas.js

...58    obj[key] = jest.fn(obj[key])59  })60  return obj61}62const createContext2d = jest.fn(() => jestWrapper(context2d))63const createCanvas = () => {64  const div = document.createElement('div') // use div to mock it's api65  div.getContext = param => param === '2d' ? createContext2d('2d') : {}66  return div67}...

Using AI Code Generation

1const jestWrapper = require('stryker-parent').jestWrapper;2module.exports = function (config) {3    config.set({4        jest: {5            config: require('./jest.config'),6        }7    });8};9module.exports = {10    transform: require('stryker-parent').jestWrapper.transform,11        '**/__tests__/**/*.js?(x)',12        '**/?(*.)+(spec|test).js?(x)'13};14const enzyme = require('enzyme');15const Adapter = require('enzyme-adapter-react-16');16enzyme.configure({ adapter: new Adapter() });17const jestWrapper = require('stryker-parent').jestWrapper;18const jestConfig = require('./jest.config');19module.exports = jestWrapper(jestConfig);20const jestWrapper = require('./jestWrapper');21module.exports = function (config) {22    config.set({23        jest: {24            config: require('./jest.config'),25        }

Using AI Code Generation

1const strykerJestWrapper = require('stryker-parent').jestWrapper;2const strykerJestRunner = require('stryker-jest-runner');3const result = strykerJestWrapper.runJest({4  jestConfig: {5  }6});7const result = strykerJestRunner.run({8});9const strykerJestRunner = require('stryker-jest-runner');10const result = strykerJestRunner.run({11});12const strykerJestRunner = require('stryker-jest-runner');13const result = strykerJestRunner.run({14});15const strykerJestRunner = require('stryker-jest-runner');16const result = strykerJestRunner.run({17});18const strykerJestRunner = require('stryker-jest-runner');19const result = strykerJestRunner.run({20});21const strykerJestRunner = require('stryker-jest-runner');22const result = strykerJestRunner.run({23});24const strykerJestRunner = require('stryker-jest-runner');25const result = strykerJestRunner.run({26});27const strykerJestRunner = require('stryker-jest-runner');

Using AI Code Generation

1const { jestWrapper } = require('stryker-parent');2const jestConfig = require('./jest.config.js');3const jest = require('jest');4module.exports = function(config) {5  jestWrapper(config, jestConfig, jest);6};7module.exports = {8  transform: {9  },10};11module.exports = function(config) {12  config.set({13    jest: {14      config: require.resolve('./jest.config.js'),15    },16  });17};18[2019-01-17 12:17:11.532] [INFO] Initial test run succeeded. Ran 1 tests in 1 second (net 0 ms,

Using AI Code Generation

1const config = require('./stryker.conf.js');2const jestWrapper = require('stryker-parent').jestWrapper;3jestWrapper(config);4module.exports = function(config) {5  config.set({6    jest: {7      config: require('./jest.config.js'),8    },9  });10};11module.exports = {12};13{14  "scripts": {15  },16  "devDependencies": {17  }18}

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