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chore: resolve dialog races (#673)

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Fixes https://github.com/microsoft/playwright-mcp/issues/595
This commit is contained in:
Pavel Feldman
2025-07-16 13:32:54 -07:00
committed by GitHub
parent da818d113a
commit 3061d9aa56
2 changed files with 67 additions and 22 deletions
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66
tests/dialogs.spec.ts
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@@ -16,9 +16,6 @@
import { test, expect } from './fixtures.js';
// https://github.com/microsoft/playwright/issues/35663
test.skip(({ mcpBrowser, mcpHeadless }) => mcpBrowser === 'webkit' && mcpHeadless);
test('alert dialog', async ({ client, server }) => {
server.setContent('/', `<button onclick="alert('Alert')">Button</button>`, 'text/html');
expect(await client.callTool({
@@ -49,7 +46,7 @@ await page.getByRole('button', { name: 'Button' }).click();
});
expect(result).not.toContainTextContent('### Modal state');
expect(result).toHaveTextContent(`- Ran Playwright code:
expect(result).toContainTextContent(`- Ran Playwright code:
\`\`\`js
// <internal code to handle "alert" dialog>
\`\`\`
@@ -58,14 +55,10 @@ await page.getByRole('button', { name: 'Button' }).click();
- Page Title:
- Page Snapshot
\`\`\`yaml
- button "Button" [active] [ref=e2]
\`\`\`
`);
- button "Button"`);
});
test('two alert dialogs', async ({ client, server }) => {
test.fixme(true, 'Race between the dialog and ariaSnapshot');
server.setContent('/', `
<title>Title</title>
<body>
@@ -100,7 +93,18 @@ await page.getByRole('button', { name: 'Button' }).click();
},
});
expect(result).not.toContainTextContent('### Modal state');
expect(result).toContainTextContent(`
### Modal state
- ["alert" dialog with message "Alert 2"]: can be handled by the "browser_handle_dialog" tool`);
const result2 = await client.callTool({
name: 'browser_handle_dialog',
arguments: {
accept: true,
},
});
expect(result2).not.toContainTextContent('### Modal state');
});
test('confirm dialog (true)', async ({ client, server }) => {
@@ -210,3 +214,45 @@ test('prompt dialog', async ({ client, server }) => {
- generic [active] [ref=e1]: Answer
\`\`\``);
});
test('alert dialog w/ race', async ({ client, server }) => {
server.setContent('/', `<button onclick="setTimeout(() => alert('Alert'), 100)">Button</button>`, 'text/html');
expect(await client.callTool({
name: 'browser_navigate',
arguments: { url: server.PREFIX },
})).toContainTextContent('- button "Button" [ref=e2]');
expect(await client.callTool({
name: 'browser_click',
arguments: {
element: 'Button',
ref: 'e2',
},
})).toHaveTextContent(`- Ran Playwright code:
\`\`\`js
// Click Button
await page.getByRole('button', { name: 'Button' }).click();
\`\`\`
### Modal state
- ["alert" dialog with message "Alert"]: can be handled by the "browser_handle_dialog" tool`);
const result = await client.callTool({
name: 'browser_handle_dialog',
arguments: {
accept: true,
},
});
expect(result).not.toContainTextContent('### Modal state');
expect(result).toContainTextContent(`- Ran Playwright code:
\`\`\`js
// <internal code to handle "alert" dialog>
\`\`\`
- Page URL: ${server.PREFIX}
- Page Title:
- Page Snapshot
\`\`\`yaml
- button "Button"`);
});