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# Copyright (c) 2017 crocoite contributors
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
import asyncio
import pytest
from aiohttp import web
import websockets
from .devtools import Browser, Tab, MethodNotFound, Crashed, \
InvalidParameter, Process, Passthrough
@pytest.fixture
async def browser ():
async with Process () as url:
yield Browser (url)
@pytest.fixture
async def tab (browser):
async with browser as tab:
yield tab
# make sure there are no transactions left over (i.e. no unawaited requests)
assert not tab.transactions
docBody = "<html><body><p>Hello, world</p></body></html>"
async def hello(request):
return web.Response(text=docBody, content_type='text/html')
@pytest.fixture
async def server ():
""" Simple HTTP server for testing notifications """
app = web.Application()
app.add_routes([web.get('/', hello)])
runner = web.AppRunner(app)
await runner.setup()
site = web.TCPSite(runner, 'localhost', 8080)
await site.start()
yield app
await runner.cleanup ()
@pytest.mark.asyncio
async def test_tab_create (tab):
""" Creating tabs works """
assert isinstance (tab, Tab)
version = await tab.Browser.getVersion ()
assert 'protocolVersion' in version
assert tab.pending == 0
@pytest.mark.asyncio
async def test_tab_close (browser):
""" Tabs are closed after using them """
async with browser as tab:
tid = tab.id
# give the browser some time to close the tab
await asyncio.sleep (0.5)
tabs = [t['id'] async for t in browser]
assert tid not in tabs
@pytest.mark.asyncio
async def test_tab_notify_enable_disable (tab):
""" Make sure enabling/disabling notifications works for all known
namespaces """
for name in ('Debugger', 'DOM', 'Log', 'Network', 'Page', 'Performance',
'Profiler', 'Runtime', 'Security'):
f = getattr (tab, name)
await f.enable ()
await f.disable ()
@pytest.mark.asyncio
async def test_tab_unknown_method (tab):
with pytest.raises (MethodNotFound):
await tab.Nonexistent.foobar ()
@pytest.mark.asyncio
async def test_tab_invalid_argument (tab):
# should be string
with pytest.raises (InvalidParameter):
await tab.Page.captureScreenshot (format=123)
with pytest.raises (InvalidParameter):
await tab.Page.captureScreenshot (format=[123])
with pytest.raises (InvalidParameter):
await tab.Page.captureScreenshot (format={123: '456'})
@pytest.mark.asyncio
async def test_tab_crash (tab):
with pytest.raises (Crashed):
await tab.Page.crash ()
# caling anything else now should fail as well
with pytest.raises (Crashed):
await tab.Browser.getVersion ()
@pytest.mark.asyncio
async def test_load (tab, server):
await tab.Network.enable ()
await tab.Page.navigate (url='http://localhost:8080')
haveRequest = False
haveResponse = False
haveData = False
haveFinished = False
haveBody = False
req = None
resp = None
while not haveBody:
method, data = await tab.get ()
# it can be either of those two in no specified order
if method in (tab.Network.requestWillBeSent, tab.Network.requestWillBeSentExtraInfo) and not haveResponse:
if req is None:
req = data
assert data['requestId'] == req['requestId']
haveRequest = True
elif method in (tab.Network.responseReceived, tab.Network.responseReceivedExtraInfo) and haveRequest:
if resp is None:
resp = data
assert data['requestId'] == resp['requestId']
haveResponse = True
elif haveRequest and haveResponse and method == tab.Network.dataReceived:
assert data['dataLength'] == len (docBody)
assert data['requestId'] == req['requestId']
haveData = True
elif haveData:
assert method == tab.Network.loadingFinished
assert data['requestId'] == req['requestId']
haveBody = True
elif haveFinished:
body = await tab.Network.getResponseBody (requestId=req['requestId'])
assert body['body'] == docBody
haveBody = True
else:
assert False, (method, req)
await tab.Network.disable ()
assert tab.pending == 0
@pytest.mark.asyncio
async def test_recv_failure(browser):
""" Inject failure into receiver process and crash it """
async with browser as tab:
await tab.ws.close ()
with pytest.raises (Crashed):
await tab.Browser.getVersion ()
async with browser as tab:
await tab.ws.close ()
with pytest.raises (Crashed):
await tab.get ()
async with browser as tab:
handle = asyncio.ensure_future (tab.get ())
await tab.ws.close ()
with pytest.raises (Crashed):
await handle
@pytest.mark.asyncio
async def test_tab_function (tab):
assert tab.Network.enable.name == 'Network.enable'
assert tab.Network.disable == tab.Network.disable
assert tab.Network.enable != tab.Network.disable
assert tab.Network != tab.Network.enable
assert callable (tab.Network.enable)
assert not callable (tab.Network.enable.name)
assert 'Network.enable' in repr (tab.Network.enable)
@pytest.mark.asyncio
async def test_tab_function_hash (tab):
d = {tab.Network.enable: 1, tab.Network.disable: 2, tab.Page: 3,
tab.Page.enable: 4}
assert len (d) == 4
@pytest.mark.asyncio
async def test_ws_ping(tab):
"""
Chrome does not like websocket pings and closes the connection if it
receives one. Not sure why.
"""
with pytest.raises (Crashed):
await tab.ws.ping ()
await tab.Browser.getVersion ()
@pytest.mark.asyncio
async def test_passthrough ():
""" Null service returns the url as is """
url = 'http://localhost:12345'
async with Passthrough (url) as u:
assert str (u) == url
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