def test_get_row_by_time_nothing_found(self):
"""Test get_row_by_time with a big enough timestamp."""
txlogs = [self.factory.make_transaction_log() for i in range(2)]
tstamp = txlogs[-1].timestamp + timedelta(seconds=1)
txid, newtstamp = utils.get_row_by_time(tstamp)
self.assertEqual(txid, None)
self.assertEqual(newtstamp, None)
def test_get_row_by_time_nothing_found(self):
"""Test get_row_by_time with a big enough timestamp."""
txlogs = [self.factory.make_transaction_log() for i in range(2)]
tstamp = txlogs[-1].timestamp + timedelta(seconds=1)
txid, newtstamp = utils.get_row_by_time(tstamp)
self.assertEqual(txid, None)
self.assertEqual(newtstamp, None)
def test_get_row_by_time_with_data(self):
"""Test get_row_by_time function when data is present."""
ts = now()
txlogs = [
self.factory.make_transaction_log(timestamp=ts + timedelta(i, 0))
for i in range(5)]
tstamp = txlogs[2].timestamp
txid, newtstamp = utils.get_row_by_time(tstamp)
self.assertEqual(txid, txlogs[2].id)
self.assertEqual(newtstamp, tstamp)
def test_get_row_by_time_with_data(self):
"""Test get_row_by_time function when data is present."""
ts = now()
txlogs = [
self.factory.make_transaction_log(timestamp=ts + timedelta(i, 0))
for i in range(5)
]
tstamp = txlogs[2].timestamp
txid, newtstamp = utils.get_row_by_time(tstamp)
self.assertEqual(txid, txlogs[2].id)
self.assertEqual(newtstamp, tstamp)
def test_get_row_by_time_timestamp_twice(self):
"""Test get_row_by_time having two lines with same timestamp."""
ts = now()
txlogs = [
self.factory.make_transaction_log(timestamp=ts + timedelta(i, 0))
for i in range(5)]
# put the timestamp of [3] into [1], the function should return the
# id of [1]
tstamp = txlogs[1].timestamp = txlogs[3].timestamp
txlogs[1].save()
txid, newtstamp = utils.get_row_by_time(tstamp)
self.assertEqual(txid, txlogs[1].id)
self.assertEqual(newtstamp, tstamp)
def test_get_row_by_time_timestamp_twice(self):
"""Test get_row_by_time having two lines with same timestamp."""
ts = now()
txlogs = [
self.factory.make_transaction_log(timestamp=ts + timedelta(i, 0))
for i in range(5)
]
# put the timestamp of [3] into [1], the function should return the
# id of [1]
tstamp = txlogs[1].timestamp = txlogs[3].timestamp
txlogs[1].save()
txid, newtstamp = utils.get_row_by_time(tstamp)
self.assertEqual(txid, txlogs[1].id)
self.assertEqual(newtstamp, tstamp)
def test_get_row_by_time_not_exact(self):
"""Test get_row_by_time not giving an exact timestamp."""
ts = now()
txlogs = [
self.factory.make_transaction_log(timestamp=ts + timedelta(i, 0))
for i in range(5)]
# get a timestamp in the middle of [2] and [3], the function should
# return the id of [3]
tx2, tx3 = txlogs[2:4]
delta = (txlogs[3].timestamp - txlogs[2].timestamp) / 2
tstamp = txlogs[2].timestamp + delta
txid, newtstamp = utils.get_row_by_time(tstamp)
self.assertEqual(txid, txlogs[3].id)
self.assertEqual(newtstamp, txlogs[3].timestamp)
def test_get_row_by_time_not_exact(self):
"""Test get_row_by_time not giving an exact timestamp."""
ts = now()
txlogs = [
self.factory.make_transaction_log(timestamp=ts + timedelta(i, 0))
for i in range(5)
]
# get a timestamp in the middle of [2] and [3], the function should
# return the id of [3]
tx2, tx3 = txlogs[2:4]
delta = (txlogs[3].timestamp - txlogs[2].timestamp) / 2
tstamp = txlogs[2].timestamp + delta
txid, newtstamp = utils.get_row_by_time(tstamp)
self.assertEqual(txid, txlogs[3].id)
self.assertEqual(newtstamp, txlogs[3].timestamp)
def test_get_row_by_time_with_no_data(self):
"""Test the get_row_by_time function when no data is present."""
txid, _ = utils.get_row_by_time(now())
self.assertEqual(txid, None)
def test_get_row_by_time_with_no_data(self):
"""Test the get_row_by_time function when no data is present."""
txid, _ = utils.get_row_by_time(now())
self.assertEqual(txid, None)