def test_arr_float_value_to_load(self):
"""Test value to load method."""
value = [1.0, 2.0, 3.0, 4.0]
expected_load = []
for v in value:
expected_load.extend(list(map(chr, struct.pack('<f', v))))
var = Variable(1, False, Types.T_FLOAT, 4)
self.assertEqual(var.value_to_load(value), expected_load)
def test_arr_float_load_to_value(self):
"""Test load to value conversion method."""
load = [
'\x00', '\x00', '\x80', '?', '\x00', '\x00', '\x80', '?', '\x00',
'\x00', '\x80', '?', '\x00', '\x00', '\x00', '\x00'
]
expected_value = [1.0, 1.0, 1.0, 0.0]
var = Variable(1, False, Types.T_FLOAT, 4)
self.assertEqual(var.load_to_value(load), expected_value)
def setUp(self):
"""Set commons for all tests."""
self.serial = Mock()
self.entities = Mock()
self.entities.variables = [
Variable(0, False, Types.T_UINT16, 1),
Variable(1, False, Types.T_FLOAT, 1),
Variable(2, False, Types.T_FLOAT, 2),
Variable(3, False, Types.T_CHAR, 64)
]
self.entities.groups = [
VariablesGroup(0, False, self.entities.variables),
]
self.bsmp = BSMP(self.serial, 1, self.entities)
def test_string_load_to_value(self):
"""Test load to value conversion method."""
load = [
'V', '0', '.', '0', '7', ' ', '2', '0', '1', '8', '-', '0', '3',
'-', '1', '4', 'V', '0', '.', '0', '7', ' ', '2', '0', '1', '8',
'-', '0', '3', '-', '1', '4', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00'
]
expected_value = [v.encode() for v in load]
var = Variable(1, False, Types.T_CHAR, 128)
self.assertEqual(var.load_to_value(load), expected_value)
def test_string_value_to_load(self):
"""Test value to load method."""
value = 'V0.07 2018-03-14V0.07 2018-03-14'
expected_load = [
'V', '0', '.', '0', '7', ' ', '2', '0', '1', '8', '-', '0', '3',
'-', '1', '4', 'V', '0', '.', '0', '7', ' ', '2', '0', '1', '8',
'-', '0', '3', '-', '1', '4', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\x00',
'\x00', '\x00', '\x00', '\x00'
]
var = Variable(1, False, Types.T_CHAR, 128)
self.assertEqual(var.value_to_load(value), expected_load)
def setUp(self):
"""Common setup for all test."""
variables = [
Variable(0, False, Types.T_UINT8, 1),
Variable(1, False, Types.T_UINT16, 1),
Variable(2, False, Types.T_UINT32, 1),
Variable(3, False, Types.T_FLOAT, 1),
Variable(4, False, Types.T_FLOAT, 4),
Variable(5, False, Types.T_CHAR, 8),
]
self.group = VariablesGroup(3, False, variables)
def test_float_load_to_value(self):
"""Test load to value conversion method."""
load = [chr(v) for v in struct.pack('<f', 10.5)]
expected_value = 10.5
var = Variable(1, False, Types.T_FLOAT, 1)
self.assertEqual(var.load_to_value(load), expected_value)
def test_int_load_to_value(self):
"""Test load to value conversion method."""
expected_value = 257
load = [chr(1) for _ in range(2)]
var = Variable(1, False, Types.T_UINT16, 1)
self.assertEqual(var.load_to_value(load), expected_value)
def test_float_value_to_load(self):
"""Test value to load method."""
value = 10.5
expected_load = [chr(b) for b in struct.pack('<f', value)]
var = Variable(1, False, Types.T_FLOAT, 1)
self.assertEqual(var.value_to_load(value), expected_load)
def test_int_value_to_load(self):
"""Test value to load method."""
value = 10
expected_load = [chr(b) for b in struct.pack('<b', 10)]
var = Variable(1, False, Types.T_UINT8, 1)
self.assertEqual(var.value_to_load(value), expected_load)