waybackpy/tests/test_availability_api.py

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import pytest
import random
import string
from datetime import datetime, timedelta
from waybackpy.availability_api import WaybackMachineAvailabilityAPI
from waybackpy.exceptions import (
InvalidJSONInAvailabilityAPIResponse,
ArchiveNotInAvailabilityAPIResponse,
)
now = datetime.utcnow()
url = "https://google.com"
user_agent = "Mozilla/5.0 (Windows NT 5.1; rv:40.0) Gecko/20100101 Firefox/40.0"
rndstr = lambda n: "".join(
random.choice(string.ascii_uppercase + string.digits) for _ in range(n)
)
availability_api = WaybackMachineAvailabilityAPI(url, user_agent)
def test_oldest():
"""
Test the oldest archive of Google.com and also checks the attributes.
"""
oldest = availability_api.oldest()
oldest_archive_url = oldest.archive_url
assert "1998" in oldest_archive_url
oldest_timestamp = oldest.timestamp()
assert abs(oldest_timestamp - now) > timedelta(days=8400) # More than 20 years
assert availability_api.JSON["archived_snapshots"]["closest"]["available"] is True
assert "http://google.com" in repr(oldest)
assert "1998" in str(oldest)
def test_newest():
"""
Assuming that the recent most Google Archive was made no more earlier than
last one day which is 86400 seconds.
"""
newest = availability_api.newest()
newest_timestamp = newest.timestamp()
assert abs(newest_timestamp - now) < timedelta(seconds=86400)
def test_invalid_json():
"""
When the API is malfunctioning or we don't pass a URL it may return invalid JSON data.
"""
with pytest.raises(InvalidJSONInAvailabilityAPIResponse):
availability_api = WaybackMachineAvailabilityAPI(url="", user_agent=user_agent)
archive_url = availability_api.archive_url
def test_no_archive():
"""
ArchiveNotInAvailabilityAPIResponse may be raised if Wayback Machine did not
replied with the archive despite the fact that we know the site has million
of archives. Don't know the reason for this wierd behavior.
And also if really there are no archives for the passed URL this exception
is raised.
"""
with pytest.raises(ArchiveNotInAvailabilityAPIResponse):
availability_api = WaybackMachineAvailabilityAPI(
url="https://%s.com" % rndstr(30), user_agent=user_agent
)
archive_url = availability_api.archive_url
def test_no_api_call_str_repr():
"""
Some entitled users maybe want to see what is the string representation
if they dont make any API requests.
str() must not return None so we return ""
"""
availability_api = WaybackMachineAvailabilityAPI(
url="https://%s.com" % rndstr(30), user_agent=user_agent
)
assert "" == str(availability_api)
def test_no_call_timestamp():
"""
If no API requests were made the bound timestamp() method returns
the datetime.max as a default value.
"""
availability_api = WaybackMachineAvailabilityAPI(
url="https://%s.com" % rndstr(30), user_agent=user_agent
)
assert datetime.max == availability_api.timestamp()