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changedetection.io/changedetectionio/tests/test_css_selector.py

253 lines
7.3 KiB

#!/usr/bin/env python3
import time
from flask import url_for
from .util import live_server_setup, wait_for_all_checks
from ..html_tools import *
def test_setup(live_server):
live_server_setup(live_server)
def set_original_response():
test_return_data = """<html>
<body>
Some initial text<br>
<p>Which is across multiple lines</p>
<br>
So let's see what happens. <br>
<div id="sametext">Some text thats the same</div>
<div id="changetext">Some text that will change</div>
</body>
</html>
"""
with open("test-datastore/endpoint-content.txt", "w") as f:
f.write(test_return_data)
return None
def set_modified_response():
test_return_data = """<html>
<body>
Some initial text<br>
<p>which has this one new line</p>
<br>
So let's see what happens. <br>
<div id="sametext">Some text thats the same</div>
<div id="changetext">Some text that changes</div>
</body>
</html>
"""
with open("test-datastore/endpoint-content.txt", "w") as f:
f.write(test_return_data)
return None
# Test that the CSS extraction works how we expect, important here is the right placing of new lines \n's
def test_include_filters_output():
from inscriptis import get_text
# Check text with sub-parts renders correctly
content = """<html> <body><div id="thingthing" > Some really <b>bold</b> text </div> </body> </html>"""
html_blob = include_filters(include_filters="#thingthing", html_content=content)
text = get_text(html_blob)
assert text == " Some really bold text"
content = """<html> <body>
<p>foo bar blah</p>
<DIV class="parts">Block A</DiV> <div class="parts">Block B</DIV></body>
</html>
"""
# in xPath this would be //*[@class='parts']
html_blob = include_filters(include_filters=".parts", html_content=content)
text = get_text(html_blob)
# Divs are converted to 4 whitespaces by inscriptis
assert text == " Block A\n Block B"
# Tests the whole stack works with the CSS Filter
def test_check_markup_include_filters_restriction(client, live_server, measure_memory_usage):
sleep_time_for_fetch_thread = 3
include_filters = "#sametext"
set_original_response()
# Give the endpoint time to spin up
time.sleep(1)
# Add our URL to the import page
test_url = url_for('test_endpoint', _external=True)
res = client.post(
url_for("import_page"),
data={"urls": test_url},
follow_redirects=True
)
assert b"1 Imported" in res.data
# Give the thread time to pick it up
time.sleep(sleep_time_for_fetch_thread)
# Goto the edit page, add our ignore text
# Add our URL to the import page
res = client.post(
url_for("edit_page", uuid="first"),
data={"include_filters": include_filters, "url": test_url, "tags": "", "headers": "", 'fetch_backend': "html_requests"},
follow_redirects=True
)
assert b"Updated watch." in res.data
time.sleep(1)
# Check it saved
res = client.get(
url_for("edit_page", uuid="first"),
)
assert bytes(include_filters.encode('utf-8')) in res.data
# Give the thread time to pick it up
time.sleep(sleep_time_for_fetch_thread)
# Make a change
set_modified_response()
# Trigger a check
client.get(url_for("form_watch_checknow"), follow_redirects=True)
# Give the thread time to pick it up
time.sleep(sleep_time_for_fetch_thread)
# It should have 'unviewed' still
# Because it should be looking at only that 'sametext' id
res = client.get(url_for("index"))
assert b'unviewed' in res.data
# Tests the whole stack works with the CSS Filter
def test_check_multiple_filters(client, live_server, measure_memory_usage):
sleep_time_for_fetch_thread = 3
include_filters = "#blob-a\r\nxpath://*[contains(@id,'blob-b')]"
with open("test-datastore/endpoint-content.txt", "w") as f:
f.write("""<html><body>
<div id="blob-a">Blob A</div>
<div id="blob-b">Blob B</div>
<div id="blob-c">Blob C</div>
</body>
</html>
""")
# Give the endpoint time to spin up
time.sleep(1)
# Add our URL to the import page
test_url = url_for('test_endpoint', _external=True)
res = client.post(
url_for("import_page"),
data={"urls": test_url},
follow_redirects=True
)
assert b"1 Imported" in res.data
time.sleep(1)
# Goto the edit page, add our ignore text
# Add our URL to the import page
res = client.post(
url_for("edit_page", uuid="first"),
data={"include_filters": include_filters,
"url": test_url,
"tags": "",
"headers": "",
'fetch_backend': "html_requests"},
follow_redirects=True
)
assert b"Updated watch." in res.data
# Give the thread time to pick it up
time.sleep(sleep_time_for_fetch_thread)
res = client.get(
url_for("preview_page", uuid="first"),
follow_redirects=True
)
# Only the two blobs should be here
assert b"Blob A" in res.data # CSS was ok
assert b"Blob B" in res.data # xPath was ok
assert b"Blob C" not in res.data # Should not be included
# The filter exists, but did not contain anything useful
# Mainly used when the filter contains just an IMG, this can happen when someone selects an image in the visual-selector
# Tests fetcher can throw a "ReplyWithContentButNoText" exception after applying filter and extracting text
def test_filter_is_empty_help_suggestion(client, live_server, measure_memory_usage):
#live_server_setup(live_server)
include_filters = "#blob-a"
with open("test-datastore/endpoint-content.txt", "w") as f:
f.write("""<html><body>
<div id="blob-a">
<img src="something.jpg">
</div>
</body>
</html>
""")
# Add our URL to the import page
test_url = url_for('test_endpoint', _external=True)
res = client.post(
url_for("import_page"),
data={"urls": test_url},
follow_redirects=True
)
assert b"1 Imported" in res.data
wait_for_all_checks(client)
# Goto the edit page, add our ignore text
# Add our URL to the import page
res = client.post(
url_for("edit_page", uuid="first"),
data={"include_filters": include_filters,
"url": test_url,
"tags": "",
"headers": "",
'fetch_backend': "html_requests"},
follow_redirects=True
)
assert b"Updated watch." in res.data
wait_for_all_checks(client)
res = client.get(
url_for("index"),
follow_redirects=True
)
assert b'empty result or contain only an image' in res.data
### Just an empty selector, no image
with open("test-datastore/endpoint-content.txt", "w") as f:
f.write("""<html><body>
<div id="blob-a">
<!-- doo doo -->
</div>
</body>
</html>
""")
res = client.get(url_for("form_watch_checknow"), follow_redirects=True)
wait_for_all_checks(client)
res = client.get(
url_for("index"),
follow_redirects=True
)
assert b'empty result or contain only an image' not in res.data
assert b'but contained no usable text' in res.data