def test_get_all_valid_registers(self):
registers = Registers()
for x in range(32):
register = registers.get_register(x)
assert isinstance(register, Register)
def test_register_name(self):
register_name = "$a0"
register_number = 4
registers = Registers()
assert register_name == registers.get_register_name(register_number)
def test_get_invalid_register(self):
registers = Registers()
with pytest.raises(InvalidRegister):
registers.get_register(-1)
registers.registers(100)
def test_modify_register_value(self):
new_value = 42
registers = Registers()
# register No 4 is register a0
registers.set_register_value(4, new_value)
assert new_value == registers.get_register_value(4)
def test_all_registers_initialized_with_zero(self):
registers = Registers()
for x in range(32):
register_value = registers.get_register_value(x)
assert register_value == 0