def test_int_sensor(self):
"""Test integer sensor."""
s = Sensor.integer("an.int", "An integer.", "count", [-4, 3])
self.assertEqual(s.stype, 'integer')
s.set(timestamp=12345, status=katcp.Sensor.NOMINAL, value=3)
# test both read_formatted and format_reading
self.assertEqual(s.format_reading(s.read()),
("12345.000000", "nominal", "3"))
self.assertEqual(s.read_formatted(), ("12345.000000", "nominal", "3"))
self.assertEquals(s.parse_value("3"), 3)
self.assertEquals(s.parse_value("4"), 4)
self.assertEquals(s.parse_value("-10"), -10)
self.assertRaises(ValueError, s.parse_value, "asd")
s = Sensor(Sensor.INTEGER, "an.int", "An integer.", "count", [-20, 20])
self.assertEquals(s.value(), 0)
s = Sensor(Sensor.INTEGER, "an.int", "An integer.", "count", [2, 20])
self.assertEquals(s.value(), 2)
s = Sensor.integer("an.int",
"An integer.",
"count", [2, 20],
default=5)
self.assertEquals(s.value(), 5)
self.assertEquals(s.status(), Sensor.UNKNOWN)
s = Sensor.integer("an.int",
"An integer.",
"count", [2, 20],
initial_status=Sensor.NOMINAL)
self.assertEquals(s.status(), Sensor.NOMINAL)
def test_int_sensor(self):
"""Test integer sensor."""
s = Sensor.integer("an.int", "An integer.", "count", [-4, 3])
self.assertEqual(s.stype, 'integer')
s.set(timestamp=12345, status=katcp.Sensor.NOMINAL, value=3)
self.assertEqual(s.read_formatted(), ("12345.000000", "nominal", "3"))
self.assertEquals(s.parse_value("3"), 3)
self.assertEquals(s.parse_value("4"), 4)
self.assertEquals(s.parse_value("-10"), -10)
self.assertRaises(ValueError, s.parse_value, "asd")
s = Sensor(Sensor.INTEGER, "an.int", "An integer.", "count", [-20, 20])
self.assertEquals(s.value(), 0)
s = Sensor(Sensor.INTEGER, "an.int", "An integer.", "count", [2, 20])
self.assertEquals(s.value(), 2)
s = Sensor.integer("an.int", "An integer.", "count", [2, 20], default=5)
self.assertEquals(s.value(), 5)
def test_int_sensor_from_native_strings(self):
"""Test integer sensor initialised from native strings."""
s = Sensor.integer("an.int", "An integer.", "count", [-4, 3])
# sensor attributes must be native strings
self.assertEqual(s.name, "an.int")
self.assertEqual(s.units, "count")
self.assertEqual(s.description, "An integer.")
self.assertEqual(s.stype, "integer")
s.set(timestamp=12345, status=Sensor.NOMINAL, value=3)
# test both read_formatted and format_reading
self.assertEqual(s.format_reading(s.read()),
(b"12345.000000", b"nominal", b"3"))
self.assertEqual(s.read_formatted(),
(b"12345.000000", b"nominal", b"3"))
self.assertEqual(s.parse_value(b"3"), 3)
self.assertEqual(s.parse_value(b"4"), 4)
self.assertEqual(s.parse_value(b"-10"), -10)
self.assertRaises(ValueError, s.parse_value, b"asd")
self.assertRaises(KatcpTypeError, s.parse_value, u"asd")
self.assertRaises(KatcpTypeError, s.parse_value, u"3")
s = Sensor(Sensor.INTEGER, "an.int", "An integer.", "count", [-20, 20])
self.assertEqual(s.value(), 0)
s = Sensor(Sensor.INTEGER, "an.int", "An integer.", "count", [2, 20])
self.assertEqual(s.value(), 2)
s = Sensor.integer("an.int",
"An integer.",
"count", [2, 20],
default=5)
self.assertEqual(s.value(), 5)
self.assertEqual(s.status(), Sensor.UNKNOWN)
s = Sensor.integer("an.int",
"An integer.",
"count", [2, 20],
initial_status=Sensor.NOMINAL)
self.assertEqual(s.status(), Sensor.NOMINAL)
def test_int_sensor_from_byte_strings(self):
"""Test integer sensor initialised from byte strings."""
s = Sensor.integer(b"an.int", b"An integer.", b"count", [-4, 3])
# sensor attributes must be native strings
self.assertEqual(s.name, "an.int")
self.assertEqual(s.units, "count")
self.assertEqual(s.description, "An integer.")
self.assertEqual(s.stype, "integer")
s.set(timestamp=12345, status=Sensor.NOMINAL, value=3)
self.assertEqual(s.value(), 3)
# after formatting, byte strings are required
self.assertEqual(s.format_reading(s.read()),
(b"12345.000000", b"nominal", b"3"))
self.assertEqual(s.read_formatted(),
(b"12345.000000", b"nominal", b"3"))
def test_set_and_get_value(self):
"""Test getting and setting a sensor value."""
s = Sensor.integer("an.int", "An integer.", "count", [-4, 3])
s.set(timestamp=12345, status=katcp.Sensor.NOMINAL, value=3)
self.assertEqual(s.value(), 3)
s.set_value(2)
self.assertEqual(s.value(), 2)
s.set_value(3, timestamp=12345)
self.assertEqual(s.read(), (12345, katcp.Sensor.NOMINAL, 3))
s.set_value(5, timestamp=12345)
self.assertEqual(s.read(), (12345, katcp.Sensor.NOMINAL, 5))
s.set_formatted("12346.1", "nominal", "-2")
self.assertEqual(s.read(), (12346.1, katcp.Sensor.NOMINAL, -2))
# Test setting with katcp v4 parsing
s.set_formatted("12347100", "warn", "-3", major=4)
self.assertEqual(s.read(), (12347.1, katcp.Sensor.WARN, -3))
def test_set_and_get_value(self):
"""Test getting and setting a sensor value."""
s = Sensor.integer("an.int", "An integer.", "count", [-4, 3])
s.set(timestamp=12345, status=Sensor.NOMINAL, value=3)
self.assertEqual(s.value(), 3)
s.set_value(2)
self.assertEqual(s.value(), 2)
s.set_value(3, timestamp=12345)
self.assertEqual(s.read(), (12345, Sensor.NOMINAL, 3))
s.set_value(5, timestamp=12345)
self.assertEqual(s.read(), (12345, Sensor.NOMINAL, 5))
s.set_formatted(b'12346.1', b'nominal', b'-2')
self.assertEqual(s.read(), (12346.1, Sensor.NOMINAL, -2))
# Test setting with katcp v4 parsing
s.set_formatted(b'12347100', b'warn', b'-3', major=4)
self.assertEqual(s.read(), (12347.1, Sensor.WARN, -3))
def test_units_none(self):
"""Test units initialised to None results in empty string."""
s = Sensor.integer("a sens", None, None, None)
self.assertEqual(s.units, "")
