Files
AI/참고/playwright-main/tests/playwright-test/aria-snapshot-file.spec.ts
2026-05-12 19:40:31 +09:00

459 lines
16 KiB
TypeScript

/**
* Copyright Microsoft Corporation. All rights reserved.
*
* 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 './playwright-test-fixtures';
import fs from 'fs';
import path from 'path';
test.describe.configure({ mode: 'parallel' });
test('should match snapshot with name', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.spec.ts-snapshots/test.aria.yml': `
- heading "hello world"
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>hello world</h1>\`);
await expect(page).toMatchAriaSnapshot({ name: 'test.aria.yml' });
});
`
});
expect(result.exitCode).toBe(0);
});
test('should generate multiple missing', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>hello world</h1>\`);
await expect(page).toMatchAriaSnapshot({ name: 'test-1.aria.yml' });
await page.setContent(\`<h1>hello world 2</h1>\`);
await expect(page).toMatchAriaSnapshot({ name: 'test-2.aria.yml' });
});
`
});
expect(result.exitCode).toBe(1);
expect(result.output).toContain(`A snapshot doesn't exist at a.spec.ts-snapshots${path.sep}test-1.aria.yml, writing actual`);
expect(result.output).toContain(`A snapshot doesn't exist at a.spec.ts-snapshots${path.sep}test-2.aria.yml, writing actual`);
const snapshot1 = await fs.promises.readFile(testInfo.outputPath('a.spec.ts-snapshots/test-1.aria.yml'), 'utf8');
expect(snapshot1).toBe('- heading "hello world" [level=1]');
const snapshot2 = await fs.promises.readFile(testInfo.outputPath('a.spec.ts-snapshots/test-2.aria.yml'), 'utf8');
expect(snapshot2).toBe('- heading "hello world 2" [level=1]');
});
test('should rebaseline all', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.spec.ts-snapshots/test-1.aria.yml': `
- heading "foo"
`,
'a.spec.ts-snapshots/test-2.aria.yml': `
- heading "bar"
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>hello world</h1>\`);
await expect(page).toMatchAriaSnapshot({ name: 'test-1.aria.yml' });
await page.setContent(\`<h1>hello world 2</h1>\`);
await expect(page).toMatchAriaSnapshot({ name: 'test-2.aria.yml' });
});
`
}, { 'update-snapshots': 'all' });
expect(result.exitCode).toBe(0);
expect(result.output).toContain(`A snapshot is generated at a.spec.ts-snapshots${path.sep}test-1.aria.yml`);
expect(result.output).toContain(`A snapshot is generated at a.spec.ts-snapshots${path.sep}test-2.aria.yml`);
const snapshot1 = await fs.promises.readFile(testInfo.outputPath('a.spec.ts-snapshots/test-1.aria.yml'), 'utf8');
expect(snapshot1).toBe('- heading "hello world" [level=1]');
const snapshot2 = await fs.promises.readFile(testInfo.outputPath('a.spec.ts-snapshots/test-2.aria.yml'), 'utf8');
expect(snapshot2).toBe('- heading "hello world 2" [level=1]');
});
test('should not rebaseline matching', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.spec.ts-snapshots/test.aria.yml': `
- heading "hello world"
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>hello world</h1>\`);
await expect(page).toMatchAriaSnapshot({ name: 'test.aria.yml' });
});
`
}, { 'update-snapshots': 'changed' });
expect(result.exitCode).toBe(0);
const snapshot1 = await fs.promises.readFile(testInfo.outputPath('a.spec.ts-snapshots/test.aria.yml'), 'utf8');
expect(snapshot1.trim()).toBe('- heading "hello world"');
});
test('should generate snapshot name', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test name', async ({ page }) => {
await page.setContent(\`<h1>hello world</h1>\`);
await expect(page).toMatchAriaSnapshot();
await page.setContent(\`<h1>hello world 2</h1>\`);
await expect(page).toMatchAriaSnapshot();
});
`
});
expect(result.exitCode).toBe(1);
expect(result.output).toContain(`A snapshot doesn't exist at a.spec.ts-snapshots${path.sep}test-name-1.aria.yml, writing actual`);
expect(result.output).toContain(`A snapshot doesn't exist at a.spec.ts-snapshots${path.sep}test-name-2.aria.yml, writing actual`);
const snapshot1 = await fs.promises.readFile(testInfo.outputPath('a.spec.ts-snapshots/test-name-1.aria.yml'), 'utf8');
expect(snapshot1).toBe('- heading "hello world" [level=1]');
const snapshot2 = await fs.promises.readFile(testInfo.outputPath('a.spec.ts-snapshots/test-name-2.aria.yml'), 'utf8');
expect(snapshot2).toBe('- heading "hello world 2" [level=1]');
});
test('backwards compat with .yml extension', async ({ runInlineTest }) => {
const result = await runInlineTest({
'a.spec.ts-snapshots/test-1.yml': `
- heading "hello old world"
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>hello new world</h1>\`);
await expect(page.locator('body')).toMatchAriaSnapshot();
});
`
}, { 'update-snapshots': 'changed' });
expect(result.exitCode).toBe(0);
expect(result.output).toContain(`A snapshot is generated at a.spec.ts-snapshots${path.sep}test-1.yml.`);
});
for (const updateSnapshots of ['all', 'changed', 'missing', 'none']) {
test(`should update snapshot with the update-snapshots=${updateSnapshots} (config)`, async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
updateSnapshots: '${updateSnapshots}',
};
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>New content</h1>\`);
await expect(page.locator('body')).toMatchAriaSnapshot({ timeout: 1 });
});
`,
'a.spec.ts-snapshots/test-1.aria.yml': '- heading "Old content" [level=1]',
});
const rebase = updateSnapshots === 'all' || updateSnapshots === 'changed';
expect(result.exitCode).toBe(rebase ? 0 : 1);
if (rebase) {
const snapshotOutputPath = testInfo.outputPath('a.spec.ts-snapshots/test-1.aria.yml');
expect(result.output).toContain(`A snapshot is generated at`);
const data = fs.readFileSync(snapshotOutputPath);
expect(data.toString()).toBe('- heading "New content" [level=1]');
} else {
expect(result.output).toContain(`Expect "toMatchAriaSnapshot"`);
}
});
}
test('should respect timeout', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'a.spec.ts': `
import { test, expect } from '@playwright/test';
import path from 'path';
test('test', async ({ page }) => {
await page.setContent(\`<h1>hello world</h1>\`);
await expect(page.locator('body')).toMatchAriaSnapshot({ timeout: 1 });
});
`,
'a.spec.ts-snapshots/test-1.aria.yml': '- heading "new world" [level=1]',
});
expect(result.exitCode).toBe(1);
expect(result.output).toContain(`expect(locator).toMatchAriaSnapshot(expected) failed`);
expect(result.output).toContain('Timeout: 1ms');
});
test('should respect config.snapshotPathTemplate', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
snapshotPathTemplate: 'my-snapshots/{testFilePath}/{arg}{ext}',
};
`,
'my-snapshots/dir/a.spec.ts/my-test.aria.yml': `
- heading "hello world"
`,
'dir/a.spec.ts': `
import path from 'path';
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
const testDir = test.info().project.testDir;
const screenshotPath = path.join(testDir, 'my-snapshots/dir/a.spec.ts/my-test.aria.yml');
expect(test.info().snapshotPath('my_test.aria.yml', { kind: 'aria' })).toBe(screenshotPath);
await page.setContent(\`<h1>hello world</h1>\`);
await expect(page.locator('body')).toMatchAriaSnapshot({ name: 'my_test.aria.yml' });
});
`
});
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
});
test('should respect config.expect.toMatchAriaSnapshot.pathTemplate', async ({ runInlineTest }, testInfo) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
snapshotPathTemplate: 'my-snapshots/{testFilePath}/{arg}{ext}',
expect: {
toMatchAriaSnapshot: {
pathTemplate: 'actual-snapshots/{testFilePath}/{arg}{ext}',
},
},
};
`,
'my-snapshots/dir/a.spec.ts/test.aria.yml': `
- heading "wrong one"
`,
'actual-snapshots/dir/a.spec.ts/test.aria.yml': `
- heading "hello world"
`,
'dir/a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>hello world</h1>\`);
await expect(page.locator('body')).toMatchAriaSnapshot({ name: 'test.aria.yml' });
});
`
});
expect(result.exitCode).toBe(0);
expect(result.passed).toBe(1);
});
test('should fail with config.expect.toMatchAriaSnapshot.children=equal when root children mismatch', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
expect: {
toMatchAriaSnapshot: {
children: 'equal',
},
},
};
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>Title</h1><p>Paragraph</p>\`);
await expect(page.locator('body')).toMatchAriaSnapshot(\`
- heading "Title" [level=1]
\`, { timeout: 1000 });
});
`
});
expect(result.exitCode).toBe(1);
expect(result.output).toContain('+ - paragraph: Paragraph');
});
test('should respect config.expect.toMatchAriaSnapshot.children=equal with file snapshot', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
expect: {
toMatchAriaSnapshot: {
children: 'equal',
},
},
};
`,
'a.spec.ts-snapshots/test.aria.yml': `
- list:
- listitem: "One"
- listitem: "Two"
- listitem: "Three"
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<ul><li>One</li><li>Two</li><li>Three</li></ul>\`);
await expect(page.locator('body')).toMatchAriaSnapshot({ name: 'test.aria.yml' });
});
`
});
expect(result.exitCode).toBe(0);
});
test('should respect config.expect.toMatchAriaSnapshot.children=deep-equal', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
expect: {
toMatchAriaSnapshot: {
children: 'deep-equal',
},
},
};
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<ul><li><ul><li>1.1</li><li>1.2</li></ul></li></ul>\`);
await expect(page.locator('body')).toMatchAriaSnapshot(\`
- list:
- listitem:
- list:
- listitem: "1.1"
\`, { timeout: 1000 });
});
`
});
expect(result.exitCode).toBe(1);
expect(result.output).toContain('+ - listitem: "1.2"');
});
test('inline /children property should override global children config', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
expect: {
toMatchAriaSnapshot: {
children: 'equal',
},
},
};
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<ul><li>One</li><li>Two</li><li>Three</li></ul>\`);
await expect(page.locator('body')).toMatchAriaSnapshot(\`
- list:
- /children: contain
- listitem: "One"
- listitem: "Three"
\`);
});
`
});
expect(result.exitCode).toBe(0);
});
test('should respect project-level expect.toMatchAriaSnapshot.children=equal', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
projects: [
{
name: 'strict',
expect: {
toMatchAriaSnapshot: {
children: 'equal',
},
},
},
],
};
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('matching passes', async ({ page }) => {
await page.setContent(\`<h1>Title</h1>\`);
await expect(page.locator('body')).toMatchAriaSnapshot(\`
- heading "Title" [level=1]
\`);
});
test('extra root child fails', async ({ page }) => {
await page.setContent(\`<h1>Title</h1><p>Paragraph</p>\`);
await expect(page.locator('body')).toMatchAriaSnapshot(\`
- heading "Title" [level=1]
\`, { timeout: 1000 });
});
`
});
expect(result.exitCode).toBe(1);
expect(result.passed).toBe(1);
expect(result.failed).toBe(1);
expect(result.output).toContain('+ - paragraph: Paragraph');
});
test('top-level equal should overwrite deep-equal children config', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
expect: {
toMatchAriaSnapshot: {
children: 'deep-equal',
},
},
};
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('equal matches part of tree', async ({ page }) => {
await page.setContent(\`<ul><li>One</li><li>Two</li></ul>\`);
await expect(page.locator('body')).toMatchAriaSnapshot(\`
- /children: equal
- list:
- listitem: "One"
\`);
});
`
});
expect(result.exitCode).toBe(0);
});
test('expect(page).toMatchAriaSnapshot should respect config.expect.toMatchAriaSnapshot.children', async ({ runInlineTest }) => {
const result = await runInlineTest({
'playwright.config.ts': `
export default {
expect: {
toMatchAriaSnapshot: {
children: 'equal',
},
},
};
`,
'a.spec.ts': `
import { test, expect } from '@playwright/test';
test('test', async ({ page }) => {
await page.setContent(\`<h1>Title</h1><p>Paragraph</p>\`);
await expect(page).toMatchAriaSnapshot(\`
- heading "Title" [level=1]
\`, { timeout: 1000 });
});
`
});
expect(result.exitCode).toBe(1);
expect(result.output).toContain('+ - paragraph: Paragraph');
});