def test_construct_operation__9xy0(self):
opcode = bytes([0x92, 0x30])
constant_part = 'xy'
expected = '9xy0'
actual = opcode_parser._construct_operation(opcode, constant_part)
self.assertEqual(expected, actual)
def test_construct_operation__8xye(self):
opcode = bytes([0x8D, 0xCE])
constant_part = 'xy'
expected = '8xye'
actual = opcode_parser._construct_operation(opcode, constant_part)
self.assertEqual(expected, actual)
def test_construct_operation__00ee(self):
opcode = bytes([0x00, 0xEE])
constant_part = '0e'
expected = '00ee'
actual = opcode_parser._construct_operation(opcode, constant_part)
self.assertEqual(expected, actual)
def test_construct_operation__dxyn(self):
opcode = bytes([0xDF, 0x08])
constant_part = 'xy'
last_nibble = 'n'
expected = 'dxyn'
actual = opcode_parser._construct_operation(opcode, constant_part,
last_nibble)
self.assertEqual(expected, actual)
def test_construct_operation__cxkk(self):
opcode = bytes([0xC1, 0x07])
constant_part = 'xk'
last_nibble = 'k'
expected = 'cxkk'
actual = opcode_parser._construct_operation(opcode, constant_part,
last_nibble)
self.assertEqual(expected, actual)
def test_construct_operation__bnnn(self):
opcode = bytes([0xB5, 0xB1])
constant_part = 'nn'
last_nibble = 'n'
expected = 'bnnn'
actual = opcode_parser._construct_operation(opcode, constant_part,
last_nibble)
self.assertEqual(expected, actual)
def test_construct_operation__8xy0(self):
opcode = bytes([0x82, 0xC0])
constant_part = 'xy'
last_nibble = '0'
expected = '8xy0'
actual = opcode_parser._construct_operation(opcode, constant_part,
last_nibble)
self.assertEqual(expected, actual)
