def test_setnx_already_set(self):
ts = rom.Timestamp(self.conn, "ts")
ts.setnx(1.23)
rv = ts.setnx(4.56)
self.assertEqual(False, rv)
self.assertEqual(1.23, ts.value)
def test_cachable(self):
ts = rom.Timestamp(connection=self.conn, key="ts")
ts.setnx()
value = ts.value
self.conn.set(ts.key, str(0.0))
self.assertEqual(str(0.0), self.conn.get(ts.key))
self.assertEqual(value, ts.value)
def test_delete(self):
ts = rom.Timestamp(connection=self.conn, key="ts")
val = ts.setnx()
self.assertTrue(float(val) > 0)
ts.delete()
self.assertRaises(KeyError, getattr, ts, "value")
val2 = ts.setnx()
self.assertTrue(float(val2) >= float(val))
def test_copy(self):
# Patch "now" on the timestamp object (which returns the current time
# in floating point seconds) to return a custom sequence
with patch.object(rom.Timestamp, "now") as mock_now:
mock_now.__get__ = Mock(return_value='1.1')
ts1 = rom.Timestamp(connection=self.conn, key="ts1")
ts1.setnx()
ts2 = ts1.copy("ts2")
self.assertEqual("ts2", ts2.key)
self.assertEqual(1.1, float(ts1))
self.assertEqual(1.1, float(ts2))
def test_immutable(self):
ts = rom.Timestamp(connection=self.conn, key="ts")
value = ts.setnx()
self.assertEqual(value, ts.value)
self.assertRaises(ValueError, setattr, ts, 'value', 12.3)
self.assertEqual(value, ts.value)
def test_setter(self):
ts = rom.Timestamp(self.conn, "ts")
self.assertRaises(ValueError, setattr, ts, 'value', 'DUMMY')
def test_setnx_succeed(self):
ts = rom.Timestamp(self.conn, "ts")
rv = ts.setnx(1.23)
self.assertEqual(1.23, rv)
self.assertEqual(1.23, ts.value)
def test_uninitialized(self):
ts = rom.Timestamp(self.conn, "ts")
self.assertRaises(rom.NotInRedisError, getattr, ts, "value")