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How to use instanceInjected method in ng-mocks

Best JavaScript code snippet using ng-mocks

func.is-mock-validator.spec.ts

1import {2  Component,3  Directive,4  forwardRef,5  Injector,6} from '@angular/core';7import {8  AbstractControl,9  AsyncValidator,10  NG_ASYNC_VALIDATORS,11  NG_VALIDATORS,12  ValidationErrors,13  Validator,14} from '@angular/forms';15import { MockComponent } from '../mock-component/mock-component';16import { MockDirective } from '../mock-directive/mock-directive';17import { ngMocks } from '../mock-helper/mock-helper';18import { MockService } from '../mock-service/mock-service';19import { isMockValidator } from './func.is-mock-validator';20import {21  MockAsyncValidatorProxy,22  MockValidatorProxy,23} from './mock-control-value-accessor-proxy';24@Component({25  providers: [26    {27      provide: NG_VALIDATORS,28      useClass: forwardRef(() => TargetComponent),29    },30  ],31  selector: 'target',32  template: '',33})34class TargetComponent implements Validator {35  public validate(control: AbstractControl): ValidationErrors | null {36    return control ? null : {};37  }38}39@Directive({40  providers: [41    {42      provide: NG_ASYNC_VALIDATORS,43      useClass: forwardRef(() => TargetDirective),44    },45  ],46  selector: '[target]',47})48class TargetDirective implements AsyncValidator {49  public async validate(50    control: AbstractControl,51  ): Promise<ValidationErrors | null> {52    return control ? null : {};53  }54}55describe('isMockValidator', () => {56  it('does not decorate components by default', () => {57    const instanceReal = new TargetComponent();58    expect(isMockValidator(instanceReal)).toEqual(false);59    const mockClass = MockComponent(TargetComponent);60    const instanceDefault = new mockClass();61    expect(isMockValidator(instanceDefault)).toEqual(false);62    const ngControl = {63      _rawValidators: [new MockValidatorProxy(mockClass)],64      valueAccessor: {},65    };66    const injector = MockService(Injector);67    const instanceInjected = new mockClass(injector, ngControl);68    expect(isMockValidator(instanceInjected)).toEqual(true);69  });70  it('does not decorate directives by default', () => {71    const instanceReal = new TargetDirective();72    expect(isMockValidator(instanceReal)).toEqual(false);73    const mockClass = MockDirective(TargetDirective);74    const instanceDefault = new mockClass();75    expect(isMockValidator(instanceDefault)).toEqual(false);76    const ngControl = {77      _rawValidators: [new MockAsyncValidatorProxy(mockClass)],78      valueAccessor: {},79    };80    const injector = MockService(Injector);81    ngMocks.stub(injector, 'get');82    const instanceInjected = new mockClass(injector, ngControl);83    expect(isMockValidator(instanceInjected)).toEqual(true);84  });...

index.js

Source: index.js

1import syntaxJsx from '@babel/plugin-syntax-jsx'2const autoImportGetCurrentInstance = (t, path, importSource) => {3  const importNodes = path4    .get('body')5    .filter(p => p.isImportDeclaration())6    .map(p => p.node)7  const vcaImportNodes = importNodes.filter(p => p.source.value === importSource)8  const hasH = vcaImportNodes.some(p =>9    p.specifiers.some(s => t.isImportSpecifier(s) && s.local.name === 'getCurrentInstance'),10  )11  if (!hasH) {12    const vcaImportSpecifier = t.importSpecifier(t.identifier('getCurrentInstance'), t.identifier('getCurrentInstance'))13    if (vcaImportNodes.length > 0) {14      vcaImportNodes[0].specifiers.push(vcaImportSpecifier)15    } else {16      path.unshiftContainer('body', t.importDeclaration([vcaImportSpecifier], t.stringLiteral(importSource)))17    }18  }19}20const injectInstanceId = '__currentInstance'21export default ({ types: t }, { importSource = '@vue/composition-api' } = {}) => {22  return {23    inherits: syntaxJsx,24    visitor: {25      Program(p) {26        p.traverse({27          'ObjectMethod|ObjectProperty'(path1) {28            if (path1.node.key.name !== 'setup') {29              return30            }31            let instanceInjected = false32            path1.traverse({33              JSXAttribute(path2) {34                const n = path2.get('name')35                const isInputOrModel = ['v-on', 'on-input', 'on-change', 'model'].includes(n.node.name)36                if (!isInputOrModel) return37                path2.traverse({38                  MemberExpression(path3) {39                    const obj = path3.get('object')40                    const prop = path3.get('property')41                    if (t.isThisExpression(obj) && t.isIdentifier(prop) && ['$', '_'].includes(prop.node.name[0])) {42                      autoImportGetCurrentInstance(t, p, importSource)43                      if (!instanceInjected) {44                        path1.node.value.body.body.unshift(45                          t.variableDeclaration('const', [46                            t.variableDeclarator(47                              t.identifier(injectInstanceId),48                              t.callExpression(t.identifier('getCurrentInstance'), []),49                            ),50                          ]),51                        )52                        instanceInjected = true53                      }54                      obj.replaceWith(t.identifier(injectInstanceId))55                    }56                  },57                })58              },59            })60          },61        })62      },63    },64  }...

func.is-mock-control-value-accessor.spec.ts

Source: func.is-mock-control-value-accessor.spec.ts

1import { Component, Directive, Injector } from '@angular/core';2import { MockComponent } from '../mock-component/mock-component';3import { MockDirective } from '../mock-directive/mock-directive';4import { MockService } from '../mock-service/mock-service';5import { isMockControlValueAccessor } from './func.is-mock-control-value-accessor';6@Component({7  selector: 'target',8  template: '',9})10class TargetComponent {11  public writeValue(obj: any) {12    return obj;13  }14}15@Directive({16  selector: '[target]',17})18class TargetDirective {19  public writeValue(obj: any) {20    return obj;21  }22}23describe('isMockControlValueAccessor', () => {24  it('does not decorate components by default', () => {25    const instanceReal = new TargetComponent();26    expect(isMockControlValueAccessor(instanceReal)).toEqual(false);27    const mockClass = MockComponent(TargetComponent);28    const instanceDefault = new mockClass();29    expect(isMockControlValueAccessor(instanceDefault)).toEqual(30      false,31    );32    const ngControl = {};33    const injector = MockService(Injector);34    const instanceInjected = new mockClass(null, injector, ngControl);35    expect(isMockControlValueAccessor(instanceInjected)).toEqual(36      true,37    );38  });39  it('does not decorate directives by default', () => {40    const instanceReal = new TargetDirective();41    expect(isMockControlValueAccessor(instanceReal)).toEqual(false);42    const mockClass = MockDirective(TargetDirective);43    const instanceDefault = new mockClass();44    expect(isMockControlValueAccessor(instanceDefault)).toEqual(45      false,46    );47    const ngControl = {};48    const injector = MockService(Injector);49    const instanceInjected = new mockClass(injector, ngControl);50    expect(isMockControlValueAccessor(instanceInjected)).toEqual(51      true,52    );53  });...

Using AI Code Generation

1import { instanceInjected } from 'ng-mocks';2import { createComponent } from 'ng-mocks';3import { mockProvider } from 'ng-mocks';4import { mockComponent } from 'ng-mocks';5import { mockDirective } from 'ng-mocks';6import { mockPipe } from 'ng-mocks';7import { mockModule } from 'ng-mocks';8import { TestBed } from '@angular/core/testing';9import { Component } from '@angular/core';10import { Directive } from '@angular/core';11import { Pipe } from '@angular/core';12import { NgModule } from '@angular/core';13import { Injector } from '@angular/core';14import { Injectable } from '@angular/core';15import { HttpClient } from '@angular/common/http';16import { HttpErrorResponse } from '@angular/common/http';17import { HttpHeaders } from '@angular/common/http';18import { HttpResponse } from '@angular/common/http';19import { HttpRequest } from '@angular/common/http';20import { HttpParams } from '@angular/common/http';21import { HttpHeaderResponse } from '@angular/common/http';22import { HttpEvent } from '@angular/common/http';23import { HttpHandler } from '@angular/common

Using AI Code Generation

1import { instanceInjected } from 'ng-mocks';2describe('TestComponent', () => {3  let component: TestComponent;4  beforeEach(() => {5    component = instanceInjected(TestComponent);6  });7  it('should create', () => {8    expect(component).toBeTruthy();9  });10});

Using AI Code Generation

1instanceInjected(MyService);2instanceInjected(MyService);3instanceInjected(MyService);4instanceInjected(MyService);5instanceInjected(MyService);6instanceInjected(MyService);

Using AI Code Generation

1import { instanceInjected } from 'ng-mocks';2describe('Mocking a service', () => {3  it('should mock a service', () => {4    const service = instanceInjected(MyService);5    spyOn(service, 'getData').and.returnValue('mocked data');6    expect(service.getData()).toBe('mocked data');7  });8});

Using AI Code Generation

1describe('MockInstance', () => {2  it('should inject the instance', () => {3    const instance = ngMocks.instanceInjected(MyService);4    expect(instance).toBeDefined();5  });6});7describe('MockInstance', () => {8  it('should inject the instance', () => {9    const instance = ngMocks.instanceInjected(MyService);10    expect(instance).toBeDefined();11  });12});13describe('MockInstance', () => {14  it('should inject the instance', () => {15    const instance = ngMocks.instanceInjected(MyService);16    expect(instance).toBeDefined();17  });18});19describe('MockInstance', () => {20  it('should inject the instance', () => {21    const instance = ngMocks.instanceInjected(MyService);22    expect(instance).toBeDefined();23  });24});25describe('MockInstance', () => {26  it('should inject the instance', () => {27    const instance = ngMocks.instanceInjected(MyService);28    expect(instance).toBeDefined();29  });30});31describe('MockInstance', () => {32  it('should inject the instance', () => {33    const instance = ngMocks.instanceInjected(MyService);34    expect(instance).toBeDefined();35  });36});37describe('MockInstance', () => {38  it('should inject the instance', () => {39    const instance = ngMocks.instanceInjected(MyService);40    expect(instance).toBeDefined();41  });42});43describe('MockInstance', () => {44  it('should inject the instance', () => {45    const instance = ngMocks.instanceInjected(MyService);46    expect(instance).toBeDefined();47  });48});49describe('MockInstance', () => {50  it('should inject the instance', () => {51    const instance = ngMocks.instanceInjected(MyService);52    expect(instance).toBeDefined();53  });54});

Using AI Code Generation

1instanceInjected(TestComponent, 'testService', {2    testMethod: () => 'test'3});4it('should call testMethod', () => {5    const testService = TestBed.get(TestService);6    spyOn(testService, 'testMethod').and.callThrough();7    component.testMethod();8    expect(testService.testMethod).toHaveBeenCalled();9});

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