How to use mockFetchProjects method in Best

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TypeORMDatabase.test.ts

Source:TypeORMDatabase.test.ts

1/// <reference types="jest" />2import { ProjectOperations } from "../../ORMCommands/project";3import { ObjectOperations } from "../../ORMCommands/object";4import { UserOperations } from "../../ORMCommands/user"5import {FlowUser} from "../FlowLibrary/FlowUser";6import {FlowProject} from "../FlowLibrary/FlowProject";7import {FlowObject} from "../FlowLibrary/FlowObject";8import TypeORMDatabase from "./TypeORMDatabase";9import { Project } from "../../entity/project";10import { User } from "../../entity/user";11// this may seem like a pointless exercise. 12// It kind of is, but I want to make sure that every 13// level works the way that it's supposed to.14describe("UserOperations", () => {15    jest.mock("../../ORMCommands/user");16    17    it('Should be able to create a User', async () => {18        19        // arrange20        var testUser = {21            Username: "Yesh",22            Password: "test"23        };24        25        let mockCreateUser = jest.fn(async (username, pasword) => {})26        UserOperations.createUser = mockCreateUser27        // act28        await TypeORMDatabase.CreateUser(testUser.Username, testUser.Password)29        30        // assert31        expect(mockCreateUser).toBeCalledWith(testUser.Username, testUser.Password)32    });33    34    it("should find a user", async () => {35        36        // arrange37        var testUser = {38            username: "Yash",39            password: "test"40        };41        42        let mockFetchProjects = jest.fn(async (username) => {return [new Project()]})43        ProjectOperations.fetchProjects = mockFetchProjects44        // act45        await TypeORMDatabase.GetUser(testUser.username)46        // assert47        expect(mockFetchProjects).toBeCalledWith(testUser.username)48    })49    // not really worth implementing right now50    it("should update a user", async () => {51    })52    it('should delete a user from a collection', async () => {53        54        // arrange55        var testUser = {56            username: "Yash",57            password: "test"58        };59        60        let mockDeleteUser = jest.fn(async (username) => {})61        UserOperations.deleteUser = mockDeleteUser62        63        // act64        await UserOperations.deleteUser( testUser.username );65        66        // assert67        expect(mockDeleteUser).toBeCalledWith(testUser.username)68    });69})70describe("ObjectOperations", () => {71    it('should create an object', async() => {72        // arrange73        var testProject2 = {74            Id: "TestProject2",75            Description: "This is a project",76            ProjectName: "TestProject2",77            DateModified: Date.now(),78        };79        var object1 = new FlowObject({80            Id: "objectId",81            name:           "object1",82            X:              3,83            Y:              1,84            Z:              1,85            Q_x:            1,86            Q_y:            1,87            Q_z:            1,88            Q_w:            1,89            S_x:            1,90            S_y:            1,91            S_z:            1,92        })93        let mockCreateObject = jest.fn(async (objectInfo, projectId) => {})94        ObjectOperations.createObject = mockCreateObject95        // act96        await TypeORMDatabase.CreateObject(object1, testProject2.Id);97        98        // assert99        expect(mockCreateObject).toBeCalledWith(object1, testProject2.Id)100    101    });102    it('should modify an object', async() =>{103    104        // arrange105        var testProject2 = {106            Id: "TestProject2",107            Description: "This is a project",108            ProjectName: "TestProject2",109            DateModified: Date.now(),110        };111        var object1 = new FlowObject({112        113            type:           "string",114            name:           "object1",115            triangles:      [1,2,3],116            x:              3,117            y:              1,118            z:              1,119            q_x:            1,120            q_y:            1,121            q_z:            1,122            q_w:            1,123            s_x:            1,124            s_y:            1,125            s_z:            1,126            color:          {},127            vertices:       [1,2],128            uv:             [2,34],129            texture:        [1,3],130            textureHeight:  1,131            textureWidth:   1,132            textureFormat:  1,133            mipmapCount:    1,134            locked:         false,135            path:           "here"136        })137        let mockUpdateObject = jest.fn(async (objectInfo, projectId) => {})138        ObjectOperations.updateObject = mockUpdateObject139        // act140        await TypeORMDatabase.UpdateObject(object1, testProject2.Id);141        142        // assert143        expect(mockUpdateObject).toBeCalledWith(object1, testProject2.Id);144    });145    it("should delete an object", async () => {146        let mockDeleteObject = jest.fn(async (objectInfo, projectId) => {})147        ObjectOperations.deleteObject = mockDeleteObject148        // act149        await TypeORMDatabase.DeleteObject("object1", "testProject2.Id");150        151        // assert152        expect(mockDeleteObject).toBeCalledWith("object1", "testProject2.Id");153    })154})155describe("ProjectOperations", ()=>{156    it('should create a project', async () => {157        158        // arrange159        var testProject1 = new FlowProject({160            Id: "TestProjectId",161            Description: "This is a project",162            ProjectName: "TestProject1",163            DateModified: Date.now(),164        });165        var testUser = {166            Username: "Yash",167            Password: "test"168        };169        jest.mock("../../ORMCommands/project");170        let fakeFindProject = jest.fn(async (projectId) => new Project())171        ProjectOperations.findProject = fakeFindProject;172        let mockCreateProject = jest.fn(async (project, username) => {173            174            let p = new Project()175            p.Id= "testProject1Id",176            p.Description= "This is a project"177            p.ProjectName= "TestProject1"178            p.DateModified= Date.now()179            return p.Id;180        });181        ProjectOperations.createProject = mockCreateProject182        // act183        await TypeORMDatabase.CreateProject(testProject1, testUser.Username);184        185        // assert186        expect(mockCreateProject).toBeCalledWith(testProject1, testUser.Username)187    188    })189    it('should find a project', async () => {190        // arrange191        var testProject1 = new FlowProject({192            Id: "TestProjectId",193            Description: "This is a project",194            ProjectName: "TestProject1",195            DateModified: Date.now(),196        });197        var testUser = {198            Username: "Yash",199            Password: "test"200        };201        202        jest.mock("../../ORMCommands/project");203        let fakeFindProject = jest.fn(async (projectId) => new Project())204        ProjectOperations.findProject = fakeFindProject;205        let fakeGetObjects = jest.fn(async (projectId) => [])206        ProjectOperations.getObjects = fakeGetObjects;207        // act208        await TypeORMDatabase.GetProject(testProject1.Id);209        210        // assert211        expect(fakeFindProject).toBeCalledWith(testProject1.Id)212    })213    it('should delete a project from a collection', async () => {214        // arrange215        var testProject1 = new FlowProject({216            Id: "TestProjectId",217            Description: "This is a project",218            ProjectName: "TestProject1",219            DateModified: Date.now(),220        });221        let mockDeleteProject = jest.fn(async (projectId) => {}) 222        ProjectOperations.deleteProject = mockDeleteProject223        224        // act225        await TypeORMDatabase.DeleteProject(testProject1.Id);226        227        // assert228        expect(mockDeleteProject).toBeCalledWith(testProject1.Id);229    })230})...

projects-actions.spec.js

Source:projects-actions.spec.js

...86        fetchMock.restore();87    });88    describe('fetchProjectsIfNeeded', () => {89        it('should dispatch projectsReceived with projects after fetch', async () => {90            const { expectedAction } = mockFetchProjects();91            const store = mockStore({ projects: { items: [] } });92            await store.dispatch(actions.fetchProjectsIfNeeded());93            expect(store.getActions()).toEqual([expectedAction]);94        });95        it('should NOT dispatch projectsReceived if store already has projects', async () => {96            const { response } = mockFetchProjects();97            const store = mockStore({ projects: { items: response } });98            await store.dispatch(actions.fetchProjectsIfNeeded());99            expect(store.getActions()).toEqual([]);100        });101    });102    describe('selectProject', () => {103        it('should dispatch: clearBenchmarks, resetView, benchmarksReceived, and projectSelected', async () => {104            const { expectedActions, projects, projectId } = mockSelectProject();105            const store = mockStore({ projects, view: { timing: 'all' } });106            await store.dispatch(actions.selectProject({ id: projectId }, true));107            expect(store.getActions()).toEqual(expectedActions);108        });109    });110});

Using AI Code Generation

1const bestBuyApi = new BestBuyApi();2bestBuyApi.fetchProjects().then((response) => {3    console.log(response);4});5const bestBuyApi = new BestBuyApi();6bestBuyApi.fetchProducts().then((response) => {7    console.log(response);8});9const bestBuyApi = new BestBuyApi();10bestBuyApi.fetchProducts().then((response) => {11    console.log(response);12});13const bestBuyApi = new BestBuyApi();14bestBuyApi.fetchStores().then((response) => {15    console.log(response);16});17const bestBuyApi = new BestBuyApi();18bestBuyApi.fetchStores().then((response) => {19    console.log(response);20});21const bestBuyApi = new BestBuyApi();22bestBuyApi.fetchStores().then((response) => {23    console.log(response);24});25const bestBuyApi = new BestBuyApi();26bestBuyApi.fetchStores().then((response) => {27    console.log(response);28});29const bestBuyApi = new BestBuyApi();30bestBuyApi.fetchStores().then((response) => {31    console.log(response);32});33const bestBuyApi = new BestBuyApi();34bestBuyApi.fetchStores().then((response) => {35    console.log(response);36});37const bestBuyApi = new BestBuyApi();38bestBuyApi.fetchStores().then((response) => {39    console.log(response);40});41const bestBuyApi = new BestBuyApi();42bestBuyApi.fetchStores().then((response) => {43    console.log(response);44});45const bestBuyApi = new BestBuyApi();46bestBuyApi.fetchStores().then((response) => {47    console.log(response);48});

Using AI Code Generation

1const BestBuyAPI = {2  fetchProjects: () => {3      .then(response => response.json())4      .then(json => json.products)5      .catch(err => console.error(err));6  },7  fetchProducts: () => {8      .then(response => response.json())9      .then(json => json.products)10      .catch(err => console.error(err));11  },12  fetchCategories: () => {13      .then(response => response.json())14      .then(json => json.products)15      .catch(err => console.error(err));16  }17};18export default BestBuyAPI;19jest.mock('./BestBuyAPI');20import BestBuyAPI from './BestBuyAPI';21describe('BestBuyAPI', () => {22  it('should fetch projects', () => {23    BestBuyAPI.fetchProjects();24    expect(BestBuyAPI.fetchProjects).toHaveBeenCalled();25  });26  it('should fetch products', () => {27    BestBuyAPI.fetchProducts();28    expect(BestBuyAPI.fetchProducts).toHaveBeenCalled();29  });30  it('should fetch categories', () => {31    BestBuyAPI.fetchCategories();32    expect(BestBuyAPI.fetchCategories).toHaveBeenCalled();33  });34});

Using AI Code Generation

1var BestPractices = require('./BestPractices.js');2BestPractices.mockFetchProjects();3var BestPractices = {4  mockFetchProjects: function() {5    var fetch = require('node-fetch');6    var response = {7      headers: {8      },9      json: function() {10        return Promise.resolve({11          data: {12              { name: 'Project 1' },13              { name: 'Project 2' },14              { name: 'Project 3' }15          }16        });17      }18    };19    fetch.mockResponse(JSON.stringify(response));20  }21};22module.exports = BestPractices;23var BestPractices = require('./BestPractices.js');24var fetch = require('node-fetch');25jest.mock('node-fetch', () => jest.fn());26describe('BestPractices', () => {27  it('should call fetch with the correct URL', () => {28    BestPractices.mockFetchProjects();29    BestPractices.fetchProjects();30    expect(fetch).toHaveBeenCalledWith(31    );32  });33});34var BestPractices = require('./BestPractices.js');35var fetch = require('node-fetch');36jest.mock('node-fetch', () => jest.fn());37describe('BestPractices', () => {38  it('should call fetch with the correct URL', () => {39    BestPractices.mockFetchProjects();40    BestPractices.fetchProjects();41    expect(fetch).toHaveBeenCalledWith(42    );43  });44});45var BestPractices = require('./BestPractices.js');46var fetch = require('node-fetch');47jest.mock('node-fetch', () => jest.fn());48describe('BestPractices', () => {49  it('should call fetch with the correct URL', () => {50    BestPractices.mockFetchProjects();51    BestPractices.fetchProjects();52    expect(fetch).toHaveBeenCalledWith(53    );54  });55});56var BestPractices = require('./BestPractices.js');57var fetch = require('

Using AI Code Generation

1import BestProjectsService from '../src/services/BestProjectsService';2import {mockFetchProjects} from '../src/services/BestProjectsService';3import {expect} from 'chai';4import sinon from 'sinon';5describe('BestProjectsService', () => {6  describe('fetchProjects', () => {7    it('should call the callback with the projects', () => {8        {9        },10        {11        },12      ];13      const callback = sinon.spy();14      mockFetchProjects(projects);15      BestProjectsService.fetchProjects(callback);16      expect(callback.calledOnce).to.be.true;17      expect(callback.calledWith(projects)).to.be.true;18    });19  });20});21import BestProjectsService from '../src/services/BestProjectsService';22import {mockFetchProjects} from '../src/services/BestProjectsService';23import {expect} from 'chai';24import sinon from 'sinon';25describe('BestProjectsService', () => {26  describe('fetchProjects', () => {27    it('should call the callback with the projects', () => {28        {29        },30        {31        },32      ];33      const callback = jest.fn();34      mockFetchProjects(projects);35      BestProjectsService.fetchProjects(callback);36      expect(callback).toHaveBeenCalledTimes(1);37      expect(callback).toHaveBeenCalledWith(projects);38    });39  });40});41In the previous article, we saw how to mock a method of a class. In this article, we will see how to mock a method of a class that is imported

Using AI Code Generation

1var BestBuyService = require('../services/BestBuyService');2var service = new BestBuyService();3service.fetchProjects().then(function(data){4    console.log(data);5});6var Promise = require('bluebird');7var request = Promise.promisifyAll(require("request"));8var BestBuyService = function() {};9BestBuyService.prototype.fetchProjects = function() {10    return request.getAsync({11    }).then(function(response) {12        return response.body;13    });14};15module.exports = BestBuyService;16BestBuyService.prototype.fetchProjects = function() {17    return request.getAsync({18    }).then(function(response) {19        return response.body;20    });21};22var request = Promise.promisifyAll(require("request"));23BestBuyService.prototype.fetchProjects = function() {24    return request.getAsync({25    }).then(function(response) {26        return response.body;27    });28};29var request = Promise.promisifyAll(require("request"));30BestBuyService.prototype.fetchProjects = function() {31    return request.getAsync({32    }).then(function(response) {33        return response.body;34    });35};36var request = Promise.promisifyAll(require("request"));37BestBuyService.prototype.fetchProjects = function() {38    return request.getAsync({39    }).then(function(response) {40        return response.body;41    });42};43var request = Promise.promisifyAll(require("request"));44BestBuyService.prototype.fetchProjects = function() {45    return request.getAsync({46    }).then(function(response) {47        return response.body;48    });49};50var request = Promise.promisifyAll(require("request"));51BestBuyService.prototype.fetchProjects = function() {52    return request.getAsync({53    }).then(function(response) {54        return response.body;55    });56};

Using AI Code Generation

1const BestProjects = require('./BestProjects');2const bestProjects = new BestProjects();3console.log(projects);4const Project = require('./Project');5class BestProjects {6  constructor() {7    this.projects = [];8  }9  fetchProjects() {10    this.projects = this.fetchProjectsFromApi();11    return this.projects;12  }13  fetchProjectsFromApi() {14    const projects = [];15    for (let i = 0; i < 10; i++) {16      projects.push(new Project());17    }18    return projects;19  }20  mockFetchProjects() {21    const projects = [];22    for (let i = 0; i < 10; i++) {23      const project = new Project();24      project.name = 'mock project';25      projects.push(project);26    }27    return projects;28  }29}30module.exports = BestProjects;31class Project {32  constructor() {33    this.name = 'project name';34  }35}36module.exports = Project;37const BestProjects = require('./BestProjects');38const bestProjects = new BestProjects();39console.log(projects);40const Project = require('./Project');41class BestProjects {42  constructor() {43    this.projects = [];44  }45  fetchProjects() {46    this.projects = this.fetchProjectsFromApi();47    return this.projects;48  }49  fetchProjectsFromApi() {50    const projects = [];51    for (let i = 0; i < 10; i++) {52      projects.push(new Project());53    }54    return projects;55  }56  mockFetchProjects() {57    const projects = [];58    for (let i = 0; i < 10; i++) {59      const project = new Project();60      project.name = 'mock project';61      projects.push(project);62    }63    return projects;64  }65}

Using AI Code Generation

1import BestBuyApi from 'BestBuyApi';2class Test extends React.Component {3  constructor(props) {4    super(props);5    this.state = {6    };7  }8  componentDidMount() {9    BestBuyApi.fetchProjects().then((projects) => {10      this.setState({11      });12    });13  }14  render() {15    const { projects } = this.state;16    return (17        {projects.map((project) => (18          <li key={project.id}>19            {project.name}20        ))}21    );22  }23}24export default Test;25  {26  },27  {28  }29];30const BestBuyApi = {31  fetchProjects: () => {32    return new Promise((resolve, reject) => {33      resolve(projects);34    });35  }36};37export default BestBuyApi;

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