1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
|
# 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 asyncio
from asyncio.futures import Future
import pytest
from playwright.async_api import Browser, ConsoleMessage, Error, Page, Worker
from tests.server import Server
from tests.utils import TARGET_CLOSED_ERROR_MESSAGE
async def test_workers_page_workers(page: Page, server: Server) -> None:
async with page.expect_worker() as worker_info:
await page.goto(server.PREFIX + "/worker/worker.html")
worker = await worker_info.value
assert "worker.js" in worker.url
assert repr(worker) == f"<Worker url={worker.url!r}>"
assert (
await worker.evaluate('() => self["workerFunction"]()')
== "worker function result"
)
await page.goto(server.EMPTY_PAGE)
assert len(page.workers) == 0
async def test_workers_should_emit_created_and_destroyed_events(page: Page) -> None:
worker_obj = None
async with page.expect_event("worker") as event_info:
worker_obj = await page.evaluate_handle(
"() => new Worker(URL.createObjectURL(new Blob(['1'], {type: 'application/javascript'})))"
)
worker = await event_info.value
worker_this_obj = await worker.evaluate_handle("() => this")
worker_destroyed_promise: Future[Worker] = asyncio.Future()
worker.once("close", lambda w: worker_destroyed_promise.set_result(w))
await page.evaluate("workerObj => workerObj.terminate()", worker_obj)
assert await worker_destroyed_promise == worker
with pytest.raises(Error) as exc:
await worker_this_obj.get_property("self")
assert TARGET_CLOSED_ERROR_MESSAGE in exc.value.message
async def test_workers_should_report_console_logs(page: Page) -> None:
async with page.expect_console_message() as message_info:
await page.evaluate(
'() => new Worker(URL.createObjectURL(new Blob(["console.log(1)"], {type: "application/javascript"})))'
)
message = await message_info.value
assert message.text == "1"
async def test_workers_should_have_JSHandles_for_console_logs(
page: Page, browser_name: str
) -> None:
log_promise: "asyncio.Future[ConsoleMessage]" = asyncio.Future()
page.on("console", lambda m: log_promise.set_result(m))
await page.evaluate(
"() => new Worker(URL.createObjectURL(new Blob(['console.log(1,2,3,this)'], {type: 'application/javascript'})))"
)
log = await log_promise
if browser_name != "firefox":
assert log.text == "1 2 3 DedicatedWorkerGlobalScope"
else:
assert log.text == "1 2 3 JSHandle@object"
assert len(log.args) == 4
assert await (await log.args[3].get_property("origin")).json_value() == "null"
async def test_workers_should_evaluate(page: Page) -> None:
async with page.expect_event("worker") as event_info:
await page.evaluate(
"() => new Worker(URL.createObjectURL(new Blob(['console.log(1)'], {type: 'application/javascript'})))"
)
worker = await event_info.value
assert await worker.evaluate("1+1") == 2
async def test_workers_should_report_errors(page: Page) -> None:
error_promise: "asyncio.Future[Error]" = asyncio.Future()
page.on("pageerror", lambda e: error_promise.set_result(e))
await page.evaluate(
"""() => new Worker(URL.createObjectURL(new Blob([`
setTimeout(() => {
// Do a console.log just to check that we do not confuse it with an error.
console.log('hey');
throw new Error('this is my error');
})
`], {type: 'application/javascript'})))"""
)
error_log = await error_promise
assert "this is my error" in error_log.message
async def test_workers_should_clear_upon_navigation(server: Server, page: Page) -> None:
await page.goto(server.EMPTY_PAGE)
async with page.expect_event("worker") as event_info:
await page.evaluate(
'() => new Worker(URL.createObjectURL(new Blob(["console.log(1)"], {type: "application/javascript"})))'
)
worker = await event_info.value
assert len(page.workers) == 1
destroyed = []
worker.once("close", lambda _: destroyed.append(True))
await page.goto(server.PREFIX + "/one-style.html")
assert destroyed == [True]
assert len(page.workers) == 0
async def test_workers_should_clear_upon_cross_process_navigation(
server: Server, page: Page
) -> None:
await page.goto(server.EMPTY_PAGE)
async with page.expect_event("worker") as event_info:
await page.evaluate(
"() => new Worker(URL.createObjectURL(new Blob(['console.log(1)'], {type: 'application/javascript'})))"
)
worker = await event_info.value
assert len(page.workers) == 1
destroyed = []
worker.once("close", lambda _: destroyed.append(True))
await page.goto(server.CROSS_PROCESS_PREFIX + "/empty.html")
assert destroyed == [True]
assert len(page.workers) == 0
@pytest.mark.skip_browser(
"firefox"
) # https://github.com/microsoft/playwright/issues/21760
async def test_workers_should_report_network_activity(
page: Page, server: Server
) -> None:
async with page.expect_worker() as worker_info:
await page.goto(server.PREFIX + "/worker/worker.html")
worker = await worker_info.value
url = server.PREFIX + "/one-style.css"
async with (
page.expect_request(url) as request_info,
page.expect_response(url) as response_info,
):
await worker.evaluate(
"url => fetch(url).then(response => response.text()).then(console.log)", url
)
request = await request_info.value
response = await response_info.value
assert request.url == url
assert response.request == request
assert response.ok
@pytest.mark.skip_browser(
"firefox"
) # https://github.com/microsoft/playwright/issues/21760
async def test_workers_should_report_network_activity_on_worker_creation(
page: Page, server: Server
) -> None:
# Chromium needs waitForDebugger enabled for this one.
await page.goto(server.EMPTY_PAGE)
url = server.PREFIX + "/one-style.css"
async with (
page.expect_request(url) as request_info,
page.expect_response(url) as response_info,
):
await page.evaluate(
"""url => new Worker(URL.createObjectURL(new Blob([`
fetch("${url}").then(response => response.text()).then(console.log);
`], {type: 'application/javascript'})))""",
url,
)
request = await request_info.value
response = await response_info.value
assert request.url == url
assert response.request == request
assert response.ok
async def test_workers_should_format_number_using_context_locale(
browser: Browser, server: Server
) -> None:
context = await browser.new_context(locale="ru-RU")
page = await context.new_page()
await page.goto(server.EMPTY_PAGE)
async with page.expect_worker() as worker_info:
await page.evaluate(
"() => new Worker(URL.createObjectURL(new Blob(['console.log(1)'], {type: 'application/javascript'})))"
)
worker = await worker_info.value
assert await worker.evaluate("() => (10000.20).toLocaleString()") == "10\u00a0000,2"
await context.close()
|
