playwright-mcp/tests/screenshot.spec.ts

132 lines
3.4 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 fs from 'fs';
import { test, expect } from './fixtures';
test('browser_take_screenshot (viewport)', async ({ client }) => {
expect(await client.callTool({
name: 'browser_navigate',
arguments: {
url: 'data:text/html,<html><title>Title</title><body>Hello, world!</body></html>',
},
})).toContainTextContent(`Navigate to data:text/html`);
expect(await client.callTool({
name: 'browser_take_screenshot',
arguments: {},
})).toEqual({
content: [
{
data: expect.any(String),
mimeType: 'image/jpeg',
type: 'image',
},
{
text: expect.stringContaining(`Screenshot viewport and save it as`),
type: 'text',
},
],
});
});
test('browser_take_screenshot (element)', async ({ client }) => {
expect(await client.callTool({
name: 'browser_navigate',
arguments: {
url: 'data:text/html,<html><title>Title</title><button>Hello, world!</button></html>',
},
})).toContainTextContent(`[ref=s1e3]`);
expect(await client.callTool({
name: 'browser_take_screenshot',
arguments: {
element: 'hello button',
ref: 's1e3',
},
})).toEqual({
content: [
{
data: expect.any(String),
mimeType: 'image/jpeg',
type: 'image',
},
{
text: expect.stringContaining(`page.getByRole('button', { name: 'Hello, world!' }).screenshot`),
type: 'text',
},
],
});
});
test('browser_take_screenshot (outputDir)', async ({ startClient }, testInfo) => {
const outputDir = testInfo.outputPath('output');
const client = await startClient({
config: { outputDir },
});
expect(await client.callTool({
name: 'browser_navigate',
arguments: {
url: 'data:text/html,<html><title>Title</title><body>Hello, world!</body></html>',
},
})).toContainTextContent(`Navigate to data:text/html`);
await client.callTool({
name: 'browser_take_screenshot',
arguments: {},
});
expect(fs.existsSync(outputDir)).toBeTruthy();
expect([...fs.readdirSync(outputDir)]).toHaveLength(1);
});
test('browser_take_screenshot (omitBase64)', async ({ startClient }) => {
const client = await startClient({
config: {
tools: {
browser_take_screenshot: {
omitBase64: true,
},
},
},
});
expect(await client.callTool({
name: 'browser_navigate',
arguments: {
url: 'data:text/html,<html><title>Title</title><body>Hello, world!</body></html>',
},
})).toContainTextContent(`Navigate to data:text/html`);
await client.callTool({
name: 'browser_take_screenshot',
arguments: {},
});
expect(await client.callTool({
name: 'browser_take_screenshot',
arguments: {},
})).toEqual({
content: [
{
text: expect.stringContaining(`Screenshot viewport and save it as`),
type: 'text',
},
],
});
});