def test_immediate_to_binary_signed():
test.assertEquals(asm.immediate_to_binary_signed('0b111', 4), '0111')
test.assertEquals(asm.immediate_to_binary_signed('-1', 4), '1' * 4)
test.assert_exception(asm.immediate_to_binary_signed, ['0b11', 1],
errors.immediate_out_of_range_exception)
test.assert_exception(asm.immediate_to_binary_signed, ['-0b11', 2],
errors.immediate_out_of_range_exception)
def test_write_regs():
test.assertEquals(asm.write_regs('R11', '0' * 6),
'0' * 5 + get_register_string(11))
test.assert_exception(asm.write_regs, ['R45', '0' * 32],
errors.illegal_register_number_exception)
test.assertEquals(
asm.write_regs('R15 R15', '0' * 32),
'0' * 5 + get_register_string(15) + get_register_string(15) + '0' * 15)
def test_get_opcode():
test.assertEquals(asm.get_opcode(['+'], '+'), '00000')
test.assertEquals(asm.get_opcode(['+', '-', '/'], '+'), '00000')
test.assertEquals(asm.get_opcode([], '+'), '')
test.assert_exception(asm.get_opcode, [['+'], 'get'],
errors.invalid_command_exception)
test.assert_exception(asm.get_opcode, [['-'], '+'],
errors.invalid_command_exception)
def test_get_registers():
test.assertEquals(asm.get_registers('R12'), [get_register_string(12)])
test.assertEquals(asm.get_registers('0xFF'), [])
test.assertEquals(asm.get_registers('R1'), [get_register_string(1)])
test.assertEquals(asm.get_registers('hallo R1 hallo R2'),
[get_register_string(1),
get_register_string(2)])
test.assert_exception(asm.get_registers, ['R45'],
errors.illegal_register_number_exception)
def test_immediate_to_binary_unsigned():
test.assertEquals(asm.immediate_to_binary_unsigned('0b11', 2), '11')
test.assertEquals(asm.immediate_to_binary_unsigned('0xF', 4), '1111')
test.assertEquals(asm.immediate_to_binary_unsigned('15', 4), '1111')
test.assert_exception(asm.immediate_to_binary_unsigned, ['-11', 20],
errors.immediate_out_of_range_exception)
test.assert_exception(asm.immediate_to_binary_unsigned, ['0b1111', 3],
errors.immediate_out_of_range_exception)
test.assert_exception(asm.immediate_to_binary_unsigned, ['0b100', 2],
errors.immediate_out_of_range_exception)
def test_write_regs_idx():
test.assertEquals(
asm.write_regs_idx('R11 R13 hallo R13', '0' * 18, [0, 6, 12]),
get_register_string(11) + get_register_string(13) +
get_register_string(13))
test.assertEquals(asm.write_regs_idx('', '0' * 32, []), '0' * 32)
test.assert_exception(asm.write_regs_idx, ['R11', '0' * 32, [0, 7]],
errors.illegal_number_of_indexes_exception)
test.assert_exception(asm.write_regs_idx, ['R43', '0' * 32, [0]],
errors.illegal_register_number_exception)
test.assert_exception(asm.write_regs_idx, ['', '0' * 32, [0]],
errors.illegal_number_of_indexes_exception)