극작가: 효율적인 테스트를 위한 유틸리티의 GraphQL 요청

import { test as baseTest, Page, Route } from '@playwright/test';
import { namedOperations } from '../../src/graphql/autogenerate/operations';

type CalledWith = Record<string, unknown>;

type Operations = keyof (typeof namedOperations)['Query'] | keyof (typeof namedOperations)['Mutation'];

type InterceptConfig = {
  operationName: Operations | string;
  res: Record<string, unknown>;
};

type InterceptedPayloads = {
  [operationName: string]: CalledWith[];
};

export async function interceptGQL(
  page: Page,
  interceptConfigs: InterceptConfig[]
): Promise<{ reqs: InterceptedPayloads }> {
  const reqs: InterceptedPayloads = {};

  interceptConfigs.forEach(config => {
    reqs[config.operationName] = [];
  });

  await page.route('**/graphql', (route: Route) => {
    const req = route.request().postDataJSON();
    const operationConfig = interceptConfigs.find(config => config.operationName === req.operationName);

    if (!operationConfig) {
      return route.continue();
    }

    reqs[req.operationName].push(req.variables);

    return route.fulfill({
      status: 200,
      contentType: 'application/json',
      body: JSON.stringify({ data: operationConfig.res }),
    });
  });

  return { reqs };
}

export const test = baseTest.extend<{ interceptGQL: typeof interceptGQL }>({
  interceptGQL: async ({ browser }, use) => {
    await use(interceptGQL);
  },
});

import { expect } from '@playwright/test';
import { namedOperations } from '../../../src/graphql/autogenerate/operations';
import { test } from '../../fixtures';
import { GetTasksMock } from './mocks/GetTasks.mock';

test.describe('Task Management Dashboard', () => {
  test.beforeEach(async ({ page, interceptGQL }) => {
    await page.goto('/tasks');

    await interceptGQL(page, [
      {
        operationName: namedOperations.Query['GetTasks'],
        res: GetTasksMock,
      },
    ]);
  });

  test('Should render a list of tasks', async ({ page }) => {
    const taskDashboardTitle = page.getByTestId('task-dashboard-title');
    await expect(taskDashboardTitle).toHaveText('Task Dashboard');

    const firstTaskTitle = page.getByTestId('0-task-title');
    await expect(firstTaskTitle).toHaveText('Implement authentication flow');

    const firstTaskStatus = page.getByTestId('0-task-status');
    await expect(firstTaskStatus).toHaveText('In Progress');
  });

  test('Should navigate to task details page when a task is clicked', async ({ page }) => {
    await page.getByTestId('0-task-title').click();

    await expect(page.getByTestId('task-details-header')).toHaveText('Task Details');
    await expect(page.getByTestId('task-details-title')).toHaveText('Implement authentication flow');
  });
});