How to use unhookCreateScript method in istanbul

Best JavaScript code snippet using istanbul

hook.js

Source:hook.js

...141 * unhooks vm.createScript, restoring it to its original state.142 * @method unhookCreateScript143 * @static144 */145function unhookCreateScript() {146    vm.createScript = originalCreateScript;147}148/**149 * hooks `vm.runInThisContext` to return transformed code.150 * @method hookRunInThisContext151 * @static152 * @param matcher {Function(filePath)} a function that is called with the filename passed to `vm.createScript`153 *  Should return a truthy value when transformations need to be applied to the code, a falsy value otherwise154 * @param transformer {Function(code, filePath)} a function called with the original code and the filename passed to155 *  `vm.createScript`. Should return the transformed code.156 * @param options {Object} options Optional.157 * @param {Boolean} [options.verbose] write a line to standard error every time the transformer is called158 */159function hookRunInThisContext(matcher, transformer, opts) {...

Using AI Code Generation

1var foo = require('./foo.js');2var bar = require('./bar.js');3module.exports = 'foo';4module.exports = 'bar';5at Function.Module._resolveFilename (module.js:338:15)6at Function.Module._load (module.js:280:25)7at Module.require (module.js:364:17)8at require (module.js:380:17)9at Object.<anonymous> (C:\Users\test\IdeaProjects\test\test.js:3:15)10at Module._compile (module.js:456:26)11at Object.Module._extensions..js (module.js:474:10)12at Module.load (module.js:356:32)13at Function.Module._load (module.js:312:12)14at Function.Module.runMain (module.js:497:10)

Using AI Code Generation

1var istanbul = require('istanbul');2istanbul.hook.hookRequire();3var unhook = istanbul.hook.unhookRequire();4var fs = require('fs');5var path = require('path');6var instrumenter = new istanbul.Instrumenter();7var script = fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8');8var instrumented = instrumenter.instrumentSync(script, 'test.js');9unhook();10console.log(instrumented);11#### `var unhook = hook.hookRequire([opts])`12Hook `require()` to return instrumented versions of files. If `opts` is13#### `hook.unloadRequireCache()`14#### `var unhook = hook.hookCreateScript([opts])`15#### `hook.hookRunInThisContext([opts])`16#### `hook.hookRunInContext([opts])`

Using AI Code Generation

1var istanbul = require('istanbul');2istanbul.hook.unhookRequire();3istanbul.hook.hookRequire();4var fs = require('fs');5var path = require('path');6var instrumenter = new istanbul.Instrumenter({ coverageVariable: '__coverage__' });7var instrumentedCode = instrumenter.instrumentSync(fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8'), path.resolve(__dirname, 'test.js'));8fs.writeFileSync(path.resolve(__dirname, 'test.js'), instrumentedCode);9var istanbul = require('istanbul');10istanbul.hook.unhookCreateScript();11istanbul.hook.hookCreateScript();12var fs = require('fs');13var path = require('path');14var instrumenter = new istanbul.Instrumenter({ coverageVariable: '__coverage__' });15var instrumentedCode = instrumenter.instrumentSync(fs.readFileSync(path.resolve(__dirname, 'test.js'), 'utf8'), path.resolve(__dirname, 'test.js'));16fs.writeFileSync(path.resolve(__dirname, 'test.js'), instrumentedCode);

Using AI Code Generation

1var istanbul = require('istanbul');2var instrumenter = new istanbul.Instrumenter();3istanbul.hook.hookRequire();4istanbul.hook.unhookCreateScript();5var test = require('./test1');6test();7var a = 10;8var b = 20;9var c = a + b;10console.log(c);

Using AI Code Generation

1var fs = require('fs');2var path = require('path');3var _ = require('lodash');4var exec = require('child_process').exec;5var spawn = require('child_process').spawn;6var async = require('async');7var nopt = require('nopt');8var chalk = require('chalk');9var glob = require('glob');10var istanbul = require('istanbul');11var matchHelper = require('istanbul').libReport.match;12var Report = require('istanbul').libReport;13var collector = new istanbul.Collector();14var reporter = new istanbul.Reporter();15var knownOpts = {16};17var shortHands = {18};19var argv = nopt(knownOpts, shortHands, process.argv, 2 /*drop 'node' & 'istanbul'*/);

Using AI Code Generation

1var assert = require('assert');2var calculator = require('../src/calculator');3describe('Calculator', function () {4    describe('add', function () {5        it('should add two numbers', function () {6            assert.equal(calculator.add(2, 3), 5);7        });8    });9});10describe('Calculator', function () {11    describe('multiply', function () {12        it('should multiply two numbers', function () {13            assert.equal(calculator.multiply(2, 3), 6);14        });15    });16});17describe('Calculator', function () {18    describe('subtract', function () {19        it('should subtract two numbers', function () {20            assert.equal(calculator.subtract(2, 3), -1);21        });22    });23});24describe('Calculator', function () {25    describe('divide', function () {26        it('should divide two numbers', function () {27            assert.equal(calculator.divide(2, 3), 0.6666666666666666);28        });29    });30});

Using AI Code Generation

1const { expect } = require('chai');2const { createSandbox } = require('sinon');3const Todo = require('../src/todo');4describe('todo', () => {5	let sandbox;6	beforeEach(() => {7		sandbox = createSandbox();8	});9	afterEach(() => {10		sandbox.restore();11	});12	describe('#isValid', () => {13		it('should return invalid when creating an object without text', () => {14			const data = {15				when: new Date('2020-12-01'),16			};17			const todo = new Todo();18			Object.assign(todo, data);19			const result = todo.isValid();20			expect(result).to.be.not.ok;21		});22		it('should return invalid when creating an object using the "when" property invalid', () => {23			const data = {24				when: new Date('20-12-01'),25			};26			const todo = new Todo();27			Object.assign(todo, data);28			const result = todo.isValid();29			expect(result).to.be.not.ok;30		});31		it('should have "id", "text", "when" and "status" properties after creating object', () => {32			const data = {33				when: new Date('2020-12-01'),34			};35			const expectedId = '000001';36			const uuid = require('uuid');37			const fakeUUID = sandbox.fake.returns(expectedId);38			sandbox.replace(uuid, 'v4', fakeUUID);39			const todo = new Todo();40			Object.assign(todo, data);41			const result = todo.isValid();42			expect(result).to.be.ok;43			expect(uuid.v4.calledOnce).to.be.ok;44			expect(todo).to.have.all.keys(['text', 'when', 'status', 'id']);45		});46	});47});

Using AI Code Generation

1if (typeof window !== 'undefined' && window.__coverage__) {2  __coverage__ = window.__coverage__;3}4require('istanbul').hook.hookRequire();5require('./test.js');6require('istanbul').hook.unhookRequire();7You can also use the [istanbul-middleware](

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.