kmtnflower/src/app/structured-data/structured-data.component.spec.ts

// Load the JIT compiler BEFORE any Angular router/common imports
import '@angular/compiler';

import { describe, it, expect, beforeEach, vi } from 'vitest';
import { Injector, PLATFORM_ID } from '@angular/core';
import { StructuredDataComponent } from './structured-data.component';
import { StructuredDataService } from '../services/structured-data.service';

describe('StructuredDataComponent — SSR compatibility', () => {
  let serviceMock: any;

  beforeEach(() => {
    serviceMock = {
      structuredData: vi.fn(() => []),
    };
  });

  it('should NOT throw when instantiated on the server platform', () => {
    expect(() => {
      Injector.create({
        providers: [
          { provide: PLATFORM_ID, useValue: 'server' },
          { provide: StructuredDataService, useValue: serviceMock },
          {
            provide: StructuredDataComponent,
            useFactory: () => new StructuredDataComponent(),
            deps: [],
          },
        ],
      });
    }).not.toThrow();
  });

  it('should instantiate without errors on the browser platform', () => {
    expect(() => {
      Injector.create({
        providers: [
          { provide: PLATFORM_ID, useValue: 'browser' },
          { provide: StructuredDataService, useValue: serviceMock },
          {
            provide: StructuredDataComponent,
            useFactory: () => new StructuredDataComponent(),
            deps: [],
          },
        ],
      });
    }).not.toThrow();
  });
});