playwright/tests/page/expect-misc.spec.ts

373 строки
15 KiB
TypeScript

/**
* Copyright (c) Microsoft Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { test, expect } from './pageTest';
test.describe('toHaveCount', () => {
test('toHaveCount pass', async ({ page }) => {
await page.setContent('<select><option>One</option></select>');
const locator = page.locator('option');
let done = false;
const promise = expect(locator).toHaveCount(2).then(() => { done = true; });
await page.waitForTimeout(1000);
expect(done).toBe(false);
await page.setContent('<select><option>One</option><option>Two</option></select>');
await promise;
expect(done).toBe(true);
});
test('pass zero', async ({ page }) => {
await page.setContent('<div></div>');
const locator = page.locator('span');
await expect(locator).toHaveCount(0);
await expect(locator).not.toHaveCount(1);
});
test('eventually pass zero', async ({ page }) => {
await page.setContent('<div><span>hello</span></div>');
const locator = page.locator('span');
setTimeout(() => page.evaluate(() => document.querySelector('div').textContent = '').catch(() => {}), 200);
await expect(locator).toHaveCount(0);
await expect(locator).not.toHaveCount(1);
});
test('eventually pass non-zero', async ({ page }) => {
await page.setContent('<ul></ul>');
setTimeout(async () => {
await page.setContent('<ul><li>one</li><li>two</li></ul>');
}, 500);
const locator = page.locator('li');
await expect(locator).toHaveCount(2);
});
test('eventually pass not non-zero', async ({ page }) => {
await page.setContent('<ul><li>one</li><li>two</li></ul>');
setTimeout(async () => {
await page.setContent('<ul></ul>');
}, 500);
const locator = page.locator('li');
await expect(locator).not.toHaveCount(2);
});
test('fail zero', async ({ page }) => {
await page.setContent('<div><span></span></div>');
const locator = page.locator('span');
const error = await expect(locator).toHaveCount(0, { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.toHaveCount with timeout 1000ms');
});
test('fail zero 2', async ({ page }) => {
await page.setContent('<div><span></span></div>');
const locator = page.locator('span');
const error = await expect(locator).not.toHaveCount(1, { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.not.toHaveCount with timeout 1000ms');
});
});
test.describe('toHaveJSProperty', () => {
test('pass', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = { a: 1, b: 'string', c: new Date(1627503992000) });
const locator = page.locator('div');
await expect(locator).toHaveJSProperty('foo', { a: 1, b: 'string', c: new Date(1627503992000) });
});
test('fail', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = { a: 1, b: 'string', c: new Date(1627503992000) });
const locator = page.locator('div');
const error = await expect(locator).toHaveJSProperty('foo', { a: 1, b: 'string', c: new Date(1627503992001) }, { timeout: 1000 }).catch(e => e);
expect(error.message).toContain(`- "c"`);
});
test('pass string', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = 'string');
const locator = page.locator('div');
await expect(locator).toHaveJSProperty('foo', 'string');
});
test('fail string', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = 'string');
const locator = page.locator('div');
const error = await expect(locator).toHaveJSProperty('foo', 'error', { timeout: 200 }).catch(e => e);
expect(error.message).toContain(`expect.toHaveJSProperty with timeout 200ms`);
});
test('pass number', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = 2021);
const locator = page.locator('div');
await expect(locator).toHaveJSProperty('foo', 2021);
});
test('fail number', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = 2021);
const locator = page.locator('div');
const error = await expect(locator).toHaveJSProperty('foo', 1, { timeout: 200 }).catch(e => e);
expect(error.message).toContain(`expect.toHaveJSProperty with timeout 200ms`);
});
test('pass boolean', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = true);
const locator = page.locator('div');
await expect(locator).toHaveJSProperty('foo', true);
});
test('fail boolean', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = false);
const locator = page.locator('div');
const error = await expect(locator).toHaveJSProperty('foo', true, { timeout: 200 }).catch(e => e);
expect(error.message).toContain(`expect.toHaveJSProperty with timeout 200ms`);
});
test('pass boolean 2', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = false);
const locator = page.locator('div');
await expect(locator).toHaveJSProperty('foo', false);
});
test('fail boolean 2', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = false);
const locator = page.locator('div');
const error = await expect(locator).toHaveJSProperty('foo', true, { timeout: 200 }).catch(e => e);
expect(error.message).toContain(`expect.toHaveJSProperty with timeout 200ms`);
});
test('pass undefined', async ({ page }) => {
await page.setContent('<div></div>');
const locator = page.locator('div');
await expect(locator).toHaveJSProperty('foo', undefined);
});
test('pass null', async ({ page }) => {
await page.setContent('<div></div>');
await page.$eval('div', e => (e as any).foo = null);
const locator = page.locator('div');
await expect(locator).toHaveJSProperty('foo', null);
});
});
test.describe('toHaveClass', () => {
test('pass', async ({ page }) => {
await page.setContent('<div class="foo bar baz"></div>');
const locator = page.locator('div');
await expect(locator).toHaveClass('foo bar baz');
});
test('pass with SVGs', async ({ page }) => {
await page.setContent(`<svg class="c1 c2" role="img" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"></svg>`);
await expect(page.locator('svg')).toHaveClass(/c1/);
});
test('fail', async ({ page }) => {
await page.setContent('<div class="bar baz"></div>');
const locator = page.locator('div');
const error = await expect(locator).toHaveClass('foo bar baz', { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.toHaveClass with timeout 1000ms');
});
test('pass with array', async ({ page }) => {
await page.setContent('<div class="foo"></div><div class="bar"></div><div class="baz"></div>');
const locator = page.locator('div');
await expect(locator).toHaveClass(['foo', 'bar', /[a-z]az/]);
});
test('fail with array', async ({ page }) => {
await page.setContent('<div class="foo"></div><div class="bar"></div><div class="bar"></div>');
const locator = page.locator('div');
const error = await expect(locator).toHaveClass(['foo', 'bar', /[a-z]az/], { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.toHaveClass with timeout 1000ms');
});
});
test.describe('toHaveTitle', () => {
test('pass', async ({ page }) => {
await page.setContent('<title> Hello world</title>');
await expect(page).toHaveTitle('Hello world');
});
test('fail', async ({ page }) => {
await page.setContent('<title>Bye</title>');
const error = await expect(page).toHaveTitle('Hello', { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.toHaveTitle with timeout 1000ms');
});
});
test.describe('toHaveURL', () => {
test('pass', async ({ page }) => {
await page.goto('data:text/html,<div>A</div>');
await expect(page).toHaveURL('data:text/html,<div>A</div>');
});
test('fail', async ({ page }) => {
await page.goto('data:text/html,<div>B</div>');
const error = await expect(page).toHaveURL('wrong', { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.toHaveURL with timeout 1000ms');
});
});
test.describe('toHaveAttribute', () => {
test('pass', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
await expect(locator).toHaveAttribute('id', 'node');
});
test('should not match missing attribute', async ({ page }) => {
await page.setContent('<div checked id=node>Text content</div>');
const locator = page.locator('#node');
{
const error = await expect(locator).toHaveAttribute('disabled', '', { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.toHaveAttribute with timeout 1000ms');
}
{
const error = await expect(locator).toHaveAttribute('disabled', /.*/, { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.toHaveAttribute with timeout 1000ms');
}
await expect(locator).not.toHaveAttribute('disabled', '');
await expect(locator).not.toHaveAttribute('disabled', /.*/);
});
test('should match boolean attribute', async ({ page }) => {
await page.setContent('<div checked id=node>Text content</div>');
const locator = page.locator('#node');
await expect(locator).toHaveAttribute('checked', '');
await expect(locator).toHaveAttribute('checked', /.*/);
{
const error = await expect(locator).not.toHaveAttribute('checked', '', { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.not.toHaveAttribute with timeout 1000ms');
}
{
const error = await expect(locator).not.toHaveAttribute('checked', /.*/, { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.not.toHaveAttribute with timeout 1000ms');
}
});
});
test.describe('toHaveCSS', () => {
test('pass', async ({ page }) => {
await page.setContent('<div id=node style="color: rgb(255, 0, 0)">Text content</div>');
const locator = page.locator('#node');
await expect(locator).toHaveCSS('color', 'rgb(255, 0, 0)');
});
test('custom css properties', async ({ page }) => {
await page.setContent('<div id=node style="--custom-color-property:#FF00FF;">Text content</div>');
const locator = page.locator('#node');
await expect(locator).toHaveCSS('--custom-color-property', '#FF00FF');
});
});
test.describe('toHaveId', () => {
test('pass', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
await expect(locator).toHaveId('node');
});
});
test.describe('toBeInViewport', () => {
test('should work', async ({ page }) => {
await page.setContent(`
<div id=big style="height: 10000px;"></div>
<div id=small>foo</div>
`);
await expect(page.locator('#big')).toBeInViewport();
await expect(page.locator('#small')).not.toBeInViewport();
await page.locator('#small').scrollIntoViewIfNeeded();
await expect(page.locator('#small')).toBeInViewport();
await expect(page.locator('#small')).toBeInViewport({ ratio: 1 });
});
test('should respect ratio option', async ({ page, isAndroid }) => {
test.fixme(isAndroid, 'fails due an upstream bug in Chrome, updating Chrome will fix it.');
await page.setContent(`
<style>body, div, html { padding: 0; margin: 0; }</style>
<div id=big style="height: 400vh;"></div>
`);
await expect(page.locator('div')).toBeInViewport();
await expect(page.locator('div')).toBeInViewport({ ratio: 0.1 });
await expect(page.locator('div')).toBeInViewport({ ratio: 0.2 });
await expect(page.locator('div')).toBeInViewport({ ratio: 0.24 });
// In this test, element's ratio is 0.25.
await expect(page.locator('div')).toBeInViewport({ ratio: 0.25 });
await expect(page.locator('div')).not.toBeInViewport({ ratio: 0.26 });
await expect(page.locator('div')).not.toBeInViewport({ ratio: 0.3 });
await expect(page.locator('div')).not.toBeInViewport({ ratio: 0.7 });
await expect(page.locator('div')).not.toBeInViewport({ ratio: 0.8 });
});
test('should have good stack', async ({ page }) => {
let error;
try {
await expect(page.locator('body')).not.toBeInViewport({ timeout: 100 });
} catch (e) {
error = e;
}
expect(error).toBeTruthy();
expect(/unexpected value "viewport ratio \d+/.test(error.stack)).toBe(true);
const stackFrames = error.stack.split('\n').filter(line => line.trim().startsWith('at '));
expect(stackFrames.length).toBe(1);
expect(stackFrames[0]).toContain(__filename);
});
test('should report intersection even if fully covered by other element', async ({ page }) => {
await page.setContent(`
<h1>hello</h1>
<div style="position: relative; height: 10000px; top: -5000px;></div>
`);
await expect(page.locator('h1')).toBeInViewport();
});
});
test('toHaveCount should not produce logs twice', async ({ page }) => {
await page.setContent('<select><option>One</option></select>');
const error = await expect(page.locator('option')).toHaveCount(2, { timeout: 2000 }).catch(e => e);
const waitingForMessage = `waiting for locator('option')`;
expect(error.message).toContain(waitingForMessage);
expect(error.message).toContain(`locator resolved to 1 element`);
expect(error.message).toContain(`unexpected value "1"`);
expect(error.message.replace(waitingForMessage, '<redacted>')).not.toContain(waitingForMessage);
});
test('toHaveText should not produce logs twice', async ({ page }) => {
await page.setContent('<div>hello</div>');
const error = await expect(page.locator('div')).toHaveText('world', { timeout: 2000 }).catch(e => e);
const waitingForMessage = `waiting for locator('div')`;
expect(error.message).toContain(waitingForMessage);
expect(error.message).toContain(`locator resolved to <div>hello</div>`);
expect(error.message).toContain(`unexpected value "hello"`);
expect(error.message.replace(waitingForMessage, '<redacted>')).not.toContain(waitingForMessage);
});
test('toHaveText that does not match should not produce logs twice', async ({ page }) => {
await page.setContent('<div>hello</div>');
const error = await expect(page.locator('span')).toHaveText('world', { timeout: 2000 }).catch(e => e);
const waitingForMessage = `waiting for locator('span')`;
expect(error.message).toContain(waitingForMessage);
expect(error.message).not.toContain('locator resolved to');
expect(error.message.replace(waitingForMessage, '<redacted>')).not.toContain(waitingForMessage);
});