def test_poll_change_not_changed():
listener = Listener(document_path=TEST_DOCUMENT_0, query=CSS_QUERY)
listener.mount()
has_changed, element = listener.poll_change()
assert has_changed is False
assert element is not None
def test_poll_change_changed():
listener = Listener(document_path=TEST_DOCUMENT_0, query=CSS_QUERY)
listener.mount()
has_changed, element = listener.poll_change()
assert has_changed is False
assert element is not None
htmlcontent = ''
with open(TEST_DOCUMENT_0) as _file:
htmlcontent = _file.read()
_file.close()
soup = BeautifulSoup(htmlcontent, 'html.parser')
soup_elem = soup.select('#the-element')[0]
soup_elem['data-changed'] = 1
with open(TEST_DOCUMENT_0, 'w') as\
_file:
_file.write(str(soup))
_file.close()
has_changed, element = listener.poll_change()
assert has_changed is True
# write back old data to mock file
htmlcontent = ''
with open(TEST_DOCUMENT_0) as _file:
htmlcontent = _file.read()
_file.close()
soup = BeautifulSoup(htmlcontent, 'html.parser')
soup_elem = soup.select('#the-element')[0]
del soup_elem['data-changed']
with open(TEST_DOCUMENT_0, 'w') as\
_file:
_file.write(str(soup))
_file.close()
def test_poll_ugly_elements():
ugly_htmls = list(get_ugly_htmls())
index = 0
listener = Listener(document=ugly_htmls[index], query='#the-element')
listener.mount()
index += 1
for i in range(index, len(ugly_htmls)):
listener.document = ugly_htmls[i]
has_changed, element = listener.poll_change()
assert has_changed is True
def test_element_found_on_init():
listener = Listener(document_path=TEST_DOCUMENT_0,
query='#the-element',
read_element=read_element,
write_element=write_element)
assert listener.read_element_str() is None
listener.mount()
assert listener.read_element_str() is not None
changed, element = listener.poll_change()
assert changed is False
assert element is not None