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How to use assert.resolves method in sinon

Best JavaScript code snippet using sinon

github-test.js

Source:github-test.js

...46  }47  it('resolves to null if no results', async () => {48    const promise = github.fetchUserHomepage('mail@maxantoni.de');49    respond({ items: [] });50    await assert.resolves(promise, null);51  });52  it('resolves to null if more than one result', async () => {53    const promise = github.fetchUserHomepage('mail@maxantoni.de');54    respond({ items: [{}, {}] });55    await assert.resolves(promise, null);56  });57  it('resolves to homepage if exactly one result', async () => {58    const html_url = 'https://github.com/mantoni';59    const promise = github.fetchUserHomepage('mail@maxantoni.de');60    respond({ items: [{ html_url }] });61    await assert.resolves(promise, html_url);62  });...

index.js

Source:index.js

1import { transform } from 'babel-core';2const createAssertResult = function(passed, type, args) {3  _results.push(4    Promise.resolve(passed).then((passed) => {5      return Promise.all(args.map(a => Promise.resolve(a))).then((resolvedArgs) => {6        return {7          passed: passed,8          assertion: type,9          args: resolvedArgs10        };11      });12    })13  );14}15const CREATE_ASSERT_RESULT = `const createAssertResult = ${createAssertResult.toString()}`;16const ASSERT_EQUAL = `const assertEqual = (x, y) => createAssertResult(x == y, 'equal', [x, y])`;17const ASSERT_STRICT_EQUAL = `const assertStrictEqual = (x, y) => createAssertResult(x === y, 'strictEqual', [x, y]);`;18const ASSERT_RESOLVES_TO = `const assertResolvesTo = (promise, x) => createAssertResult(promise.then(y => x == y), 'resolvesTo', [promise, x]);`;19const ASSERTION_FUNCTIONS = [20  CREATE_ASSERT_RESULT,21  ASSERT_EQUAL,22  ASSERT_STRICT_EQUAL,23  ASSERT_RESOLVES_TO24].join('\n');25const Evaluator = {26  run(code) {27    const transpiled = this.transpile(code);28    if (!transpiled.error) {29      return this.evalCode(transpiled);30    } else {31      return Promise.reject([transpiled]);32    }33  },34  evalCode(transpiledCode) {35    const code = `36      var _results = [];37      ${ASSERTION_FUNCTIONS};38      ${transpiledCode};39      return Promise.all(_results);40    `;41    try {42      const result = new Function(code)();43      return result;44    } catch (e) {45      return Promise.reject([{46        error: true,47        errorType: e.name,48        message: e.message49      }]);50    }51  },52  transpile(code) {53    try {54      return transform(code, {}).code;55    } catch (e) {56      return {57        error: true,58        message: e.message.replace('unknown: ', ''),59        errorType: 'SyntaxError'60      };61    }62  }63}...

assertions.test.js

Source:assertions.test.js

1import Evaluator from '../src/index';2import test from 'tape';3test('assertEqual', (t) => {4  t.plan(1);5  const results = Evaluator.run(`6    const x = 1;7    assertEqual(x, 1);8    assertEqual(0, false);9    assertEqual('hello', 'hello');10    assertEqual(true, 1);11    assertEqual(2, 1);12  `);13  results.then((r) => {14    t.deepEqual(r, [15      { assertion: 'equal', args: [1, 1], passed: true },16      { assertion: 'equal', args: [0, false], passed: true },17      { assertion: 'equal', args: ['hello', 'hello'], passed: true },18      { assertion: 'equal', args: [true, 1], passed: true },19      { assertion: 'equal', args: [2, 1], passed: false }20    ]);21  });22});23test('assertStrictEqual', (t) => {24  t.plan(1);25  const results = Evaluator.run(`26    const x = 1;27    assertStrictEqual(x, 1);28    assertStrictEqual(0, false);29    assertStrictEqual('hello', 'hello');30    assertStrictEqual(true, 1);31  `);32  results.then((r) => {33    t.deepEqual(r, [34      { assertion: 'strictEqual', args: [1, 1], passed: true },35      { assertion: 'strictEqual', args: [0, false], passed: false },36      { assertion: 'strictEqual', args: ['hello', 'hello'], passed: true },37      { assertion: 'strictEqual', args: [true, 1], passed: false },38    ]);39  });40});41test('assertResolvesTo', (t) => {42  t.plan(1);43  const results = Evaluator.run(`44    const x = 1;45    assertResolvesTo(Promise.resolve(x), 1);46    assertResolvesTo(Promise.resolve(x), 2);47  `);48  results.then((r) => {49    t.deepEqual(r, [50      { assertion: 'resolvesTo', args: [1, 1], passed: true },51      { assertion: 'resolvesTo', args: [1, 2], passed: false },52    ]);53  });...

Using AI Code Generation

1const chai = require('chai');2const chaiAsPromised = require('chai-as-promised');3const sinon = require('sinon');4const sinonChai = require('sinon-chai');5chai.use(chaiAsPromised);6chai.use(sinonChai);7const { expect } = chai;8const { assert } = chai;9const { stub } = sinon;10const { mock } = sinon;11const { spy } = sinon;12const { fake } = sinon;13const { match } = sinon;14const { createSandbox } = sinon;15const { createStubInstance } = sinon;16const { useFakeTimers } = sinon;17const { useFakeXMLHttpRequest } = sinon;18const { useFakeServer } = sinon;19const { useFakeServerWithClock } = sinon;20const { useFakeServerWithClockAndXHR } = sinon;21const { useFakeServerWithClockAndXHR2 } = sinon;22const { useFakeServerWithClockAndXHR3 } = sinon;23const { restore } = sinon;24const { reset } = sinon;25const { resetHistory } = sinon;26const { resetBehavior } = sinon;27const {

Using AI Code Generation

1const chai = require('chai');2const sinon = require('sinon');3const sinonChai = require('sinon-chai');4const chaiAsPromised = require('chai-as-promised');5const { expect } = require('chai');6chai.use(sinonChai);7chai.use(chaiAsPromised);8const chai = require('chai');9const sinon = require('sinon');10const sinonChai = require('sinon-chai');11const chaiAsPromised = require('chai-as-promised');12const { expect } = require('chai');13chai.use(sinonChai);14chai.use(chaiAsPromised);15const chai = require('chai');16const sinon = require('sinon');17const sinonChai = require('sinon-chai');18const chaiAsPromised = require('chai-as-promised');19const { expect } = require('chai');20chai.use(sinonChai);21chai.use(chaiAsPromised);22const chai = require('chai');23const sinon = require('sinon');24const sinonChai = require('sinon-chai');25const chaiAsPromised = require('chai-as-promised');26const { expect } = require('chai');27chai.use(sinonChai);28chai.use(chaiAsPromised);29const chai = require('chai');30const sinon = require('sinon');31const sinonChai = require('sinon-chai');32const chaiAsPromised = require('chai-as-promised');33const { expect } = require('chai');34chai.use(sinonChai);35chai.use(chaiAsPromised);

Using AI Code Generation

1const chai = require("chai");2const sinon = require("sinon");3const sinonChai = require("sinon-chai");4const { expect } = chai;5chai.use(sinonChai);6const { assert } = chai;7const { getMockReq, getMockRes } = require("@jest-mock/express");8const { mockRes } = getMockRes();9const { mockReq } = getMockReq();10const { get } = require("../controllers/employeeController");11const Employee = require("../models/employee");12describe("get all employees", () => {13  it("should return all employees", async () => {14      {

Using AI Code Generation

1const chai = require('chai');2const chaiAsPromised = require('chai-as-promised');3chai.use(chaiAsPromised);4const expect = require('chai').expect;5const chai = require('chai');6const chaiAsPromised = require('chai-as-promised');7chai.use(chaiAsPromised);8const expect = require('chai').expect;9const chai = require('chai');10const sinonChai = require('sinon-chai');11chai.use(sinonChai);12const expect = require('chai').expect;13const chai = require('chai');14const sinonChai = require('sinon-chai');15chai.use(sinonChai);16const expect = require('chai').expect;17const chai = require('chai');18const sinonChai = require('sinon-chai');19chai.use(sinonChai);20const expect = require('chai').expect;21const chai = require('chai');22const sinonChai = require('sinon-chai');23chai.use(sinonChai);24const expect = require('chai').expect;

Using AI Code Generation

1const chai = require('chai');2const sinonChai = require('sinon-chai');3chai.use(sinonChai);4const { expect } = require('chai');5const sinon = require('sinon');6const assert = require('assert');7const axios = require('axios');8describe('sinon test', () => {9  it('should return the value of the promise', async () => {10    const stub = sinon.stub(axios, 'get').resolves({ data: 'some data' });11    expect(data).to.be.an('object');12    expect(data.data).to.equal('some data');13    stub.restore();14  });15  it('should return the value of the promise', async () => {16    const stub = sinon.stub(axios, 'get').rejects({ data: 'some data' });17    try {18    } catch (error) {19      expect(error).to.be.an('object');20      expect(error.data).to.equal('some data');21      stub.restore();22    }23  });24});25const chai = require('chai');26const sinonChai = require('sinon-chai');27chai.use(sinonChai);28const { expect } = require('chai');29const sinon = require('sinon');30const assert = require('assert');31const axios = require('axios');32describe('sinon test', () => {33  it('should return the value of the promise', async () => {34    const stub = sinon.stub(axios, 'get').resolves({ data: 'some data' });35    expect(data).to.be.an('object');36    expect(data.data).to.equal('some data');37    stub.restore();38  });39  it('should return the value of the promise', async () => {40    const stub = sinon.stub(axios, 'get').rejects({ data: 'some data' });

Using AI Code Generation

1const chai = require('chai');2const sinon = require('sinon');3const sinonChai = require('sinon-chai');4const { expect } = require('chai');5chai.use(sinonChai);6describe('test', () => {7  it('should return 1', async () => {8    const stub = sinon.stub().resolves(1);9    const result = await stub();10    expect(result).to.equal(1);11  });12});

Using AI Code Generation

1const { assert } = require('chai');2const sinon = require('sinon');3const { User } = require('./user');4describe('User', () => {5  describe('save', () => {6    it('should save a user', async () => {7      const user = new User({ name: 'John' });8      const save = sinon.stub(user, 'save');9      save.resolves();10      await user.save();11      assert(save.calledOnce);12    });13  });14});

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