analytics/tracker/test/pageview.spec.js

const { mockRequest } = require('./support/test-utils')
const { expect, test } = require('@playwright/test');

test.describe('Basic installation', () => {
  test('Sends pageview automatically', async ({ page }) => {
    const plausibleRequestMock = mockRequest(page, '/api/event')
    await page.goto('/simple.html');

    const plausibleRequest = await plausibleRequestMock;
    expect(plausibleRequest.url()).toContain('/api/event')
    expect(plausibleRequest.postDataJSON().n).toEqual('pageview')
  });
});