def testUsefulnessNoHitsAttribute(self):
'Test that accessing usefulness gives correct result when hits is missing.'
sdfile = ScanDigestFile(self.owner, url=self.url, location=self.location)
sdfile.date = datetime.utcnow() # .now() is used in property.
expected = 0.0
actual = sdfile.usefulness
self.assertEqual(expected, actual)
def testCreate(self):
'Test that a ScanDigest object is created when we call create.'
max = 25
sdfile = ScanDigestFile(self.owner, url=self.url, location=self.location)
sdfile.create(max)
self.assertIsNotNone(sdfile._container)
self.assertIsInstance(sdfile._container, ScanDigest)
self.assertEqual(sdfile._container.maxcapacity, max)
def testUsefulness(self):
'Test that accessing usefulness gives correct result. Fails every DST change.'
sdfile = ScanDigestFile(self.owner, url=self.url, location=self.location)
now = datetime.now()
utcnow = datetime.utcnow()
seconds_diff = utcnow - now
sdfile.hits = abs(seconds_diff.total_seconds() * 10)
sdfile.date = utcnow
actual = sdfile.usefulness
expected = 10.0
self.assertAlmostEqual(expected, actual, places=5)
def testCreateAddSaveLoadGet(self):
'Test that we can create, add to, save, unload, load, and get from a ScanDigestFile.'
max = 25
sdfile = ScanDigestFile(self.owner, url=self.url, location=self.location,
siginfo=self.siginfo)
# Create
sdfile.create(max)
self.assertIsNotNone(sdfile._container)
self.assertIsInstance(sdfile._container, ScanDigest)
self.assertEqual(sdfile._container.maxcapacity, max)
url = 'http://www.bluecornchipfanatics.com/bestnachocheese.cgi'
size = 3452
uo = UrlObject(url, size, nonce=self.name, hash='ea463b2cd1')
# Add/Get
sdfile.add(uo)
self.assertTrue(sdfile.get(uo))
# Save
sdfile.save()
self.assertTrue(os.path.isfile(sdfile.filename))
# Unload
sdfile.unload()
self.assertFalse(sdfile._container)
# Load
loaded_file = sdfile.load()
self.assertTrue(sdfile._container)
self.assertEqual(sdfile, loaded_file)
# Get
self.assertTrue(sdfile.get(uo))
def testRepr(self):
'Test that ScanDigestFile repr makes sense.'
sdfile = ScanDigestFile(self.owner, url=self.url, location=self.location)
actual = sdfile.__repr__()
expected = 'ScanDigestFile(id=None, ScanDigest, %r, %r)' % (self.owner, sdfile.filename)
self.assertEqual(expected, actual)
