playwright/tests/page/expect-to-have-text.spec.ts

248 lines
10 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 { stripAnsi } from '../config/utils';
import { test, expect } from './pageTest';
test.describe('toHaveText with regex', () => {
test('pass', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
await expect(locator).toHaveText(/Text/);
// Should not normalize whitespace.
await expect(locator).toHaveText(/Text content/);
// Should respect ignoreCase.
await expect(locator).toHaveText(/text content/, { ignoreCase: true });
// Should override regex flag with ignoreCase.
await expect(locator).not.toHaveText(/text content/i, { ignoreCase: false });
});
test('fail', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
const error = await expect(locator).toHaveText(/Text 2/, { timeout: 1000 }).catch(e => e);
expect(stripAnsi(error.message)).toContain('Expected pattern: /Text 2/');
expect(stripAnsi(error.message)).toContain('Received string: "Text content"');
});
});
test.describe('toContainText with regex', () => {
test('pass', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
await expect(locator).toContainText(/ex/);
// Should not normalize whitespace.
await expect(locator).toContainText(/ext cont/);
});
test('fail', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
const error = await expect(locator).toContainText(/ex2/, { timeout: 1000 }).catch(e => e);
expect(stripAnsi(error.message)).toContain('Expected pattern: /ex2/');
expect(stripAnsi(error.message)).toContain('Received string: "Text content"');
});
});
test.describe('toHaveText with text', () => {
test('pass', async ({ page }) => {
await page.setContent('<div id=node><span></span>Text \ncontent&nbsp; </div>');
const locator = page.locator('#node');
// Should normalize whitespace.
await expect(locator).toHaveText('Text content');
// Should normalize zero width whitespace.
await expect(locator).toHaveText('T\u200be\u200bx\u200bt content');
// Should support ignoreCase.
await expect(locator).toHaveText('text CONTENT', { ignoreCase: true });
// Should support falsy ignoreCase.
await expect(locator).not.toHaveText('TEXT', { ignoreCase: false });
});
test('pass contain', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
await expect(locator).toContainText('Text');
// Should normalize whitespace.
await expect(locator).toContainText(' ext cont\n ');
// Should support ignoreCase.
await expect(locator).toContainText('EXT', { ignoreCase: true });
// Should support falsy ignoreCase.
await expect(locator).not.toContainText('TEXT', { ignoreCase: false });
});
test('fail', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
const error = await expect(locator).toHaveText('Text', { timeout: 1000 }).catch(e => e);
expect(stripAnsi(error.message)).toContain('Expected string: "Text"');
expect(stripAnsi(error.message)).toContain('Received string: "Text content"');
});
test('pass eventually', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
await Promise.all([
expect(locator).toHaveText(/Text 2/),
page.waitForTimeout(1000).then(() => locator.evaluate(element => element.textContent = 'Text 2 content')),
]);
});
test('with userInnerText', async ({ page }) => {
await page.setContent('<div id=node>Text <span hidden>garbage</span> content</div>');
const locator = page.locator('#node');
await expect(locator).toHaveText('Text content', { useInnerText: true });
});
test('in shadow dom', async ({ page }) => {
await page.setContent(`
<div></div>
<script>
const div = document.querySelector('div');
const span = document.createElement('span');
span.textContent = 'some text';
div.attachShadow({ mode: 'open' }).appendChild(span);
</script>
`);
await expect(page.locator('span')).toHaveText('some text');
await expect(page.locator('span')).toContainText('text');
await expect(page.locator('div')).toHaveText('some text');
await expect(page.locator('div')).toContainText('text');
await expect(page.locator('span')).toHaveText('some text', { useInnerText: true });
await expect(page.locator('span')).toContainText('text', { useInnerText: true });
// Playwright intentionally does not perform innerText piercing on shadow dom.
await expect(page.locator('div')).not.toHaveText('some text', { useInnerText: true });
await expect(page.locator('div')).not.toContainText('text', { useInnerText: true });
});
});
test.describe('not.toHaveText', () => {
test('pass', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
await expect(locator).not.toHaveText('Text2');
// Should be case-sensitive by default.
await expect(locator).not.toHaveText('TEXT');
});
test('fail', async ({ page }) => {
await page.setContent('<div id=node>Text content</div>');
const locator = page.locator('#node');
const error = await expect(locator).not.toHaveText('Text content', { timeout: 1000 }).catch(e => e);
expect(stripAnsi(error.message)).toContain('Expected string: not "Text content"');
expect(stripAnsi(error.message)).toContain('Received string: "Text content');
});
test('should work when selector does not match', async ({ page }) => {
await page.setContent('<div>hello</div>');
const error = await expect(page.locator('span')).not.toHaveText('hello', { timeout: 1000 }).catch(e => e);
expect(stripAnsi(error.message)).toContain('Expected string: not "hello"');
expect(stripAnsi(error.message)).toContain('Received string: ""');
expect(stripAnsi(error.message)).toContain('waiting for selector "span"');
});
});
test.describe('toHaveText with array', () => {
test('pass', async ({ page }) => {
await page.setContent('<div>Text \n1</div><div>Text 2a</div>');
const locator = page.locator('div');
// Should only normalize whitespace in the first item.
await expect(locator).toHaveText(['Text 1', /Text \d+a/]);
// Should support ignoreCase.
await expect(locator).toHaveText(['tEXT 1', 'TExt 2A'], { ignoreCase: true });
});
test('pass lazy', async ({ page }) => {
await page.setContent('<div id=div></div>');
const locator = page.locator('p');
setTimeout(() => {
page.evaluate(() => {
document.querySelector('div').innerHTML = '<p>Text 1</p><p>Text 2</p>';
}).catch(() => {});
}, 500);
await expect(locator).toHaveText(['Text 1', 'Text 2']);
});
test('pass empty', async ({ page }) => {
await page.setContent('<div></div>');
const locator = page.locator('p');
await expect(locator).toHaveText([]);
});
test('pass not empty', async ({ page }) => {
await page.setContent('<div><p>Test</p></div>');
const locator = page.locator('p');
await expect(locator).not.toHaveText([]);
});
test('pass on empty', async ({ page }) => {
await page.setContent('<div></div>');
const locator = page.locator('p');
await expect(locator).not.toHaveText(['Test']);
});
test('fail on not+empty', async ({ page }) => {
await page.setContent('<div></div>');
const locator = page.locator('p');
const error = await expect(locator).not.toHaveText([], { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('expect.toHaveText with timeout 1000ms');
});
test('pass eventually empty', async ({ page }) => {
await page.setContent('<div id=div><p>Text</p></div>');
const locator = page.locator('p');
setTimeout(() => {
page.evaluate(() => document.querySelector('div').innerHTML = '').catch(() => {});
}, 500);
await expect(locator).not.toHaveText([]);
});
test('fail', async ({ page }) => {
await page.setContent('<div>Text 1</div><div>Text 3</div>');
const locator = page.locator('div');
const error = await expect(locator).toHaveText(['Text 1', /Text \d/, 'Extra'], { timeout: 1000 }).catch(e => e);
expect(stripAnsi(error.message)).toContain('- "Extra"');
expect(error.message).toContain('expect.toHaveText with timeout 1000ms');
expect(error.message).toContain('waiting for selector "div"');
expect(error.message).toContain('selector resolved to 2 elements');
});
test('fail on repeating array matchers', async ({ page }) => {
await page.setContent('<div>KekFoo</div>');
const locator = page.locator('div');
const error = await expect(locator).toContainText(['KekFoo', 'KekFoo', 'KekFoo'], { timeout: 1000 }).catch(e => e);
expect(error.message).toContain('selector resolved to 1 element');
});
});
test.describe('toContainText with array', () => {
test('pass', async ({ page }) => {
await page.setContent('<div>Text \n1</div><div>Text2</div><div>Text3</div>');
const locator = page.locator('div');
await expect(locator).toContainText(['ext 1', /ext3/]);
// Should support ignoreCase.
await expect(locator).toContainText(['EXT 1', 'eXt3'], { ignoreCase: true });
});
test('fail', async ({ page }) => {
await page.setContent('<div>Text 1</div><div>Text 3</div>');
const locator = page.locator('div');
const error = await expect(locator).toContainText(['Text 2'], { timeout: 1000 }).catch(e => e);
expect(stripAnsi(error.message)).toContain('- "Text 2"');
});
});