Function test_bytecode_round_trip

xqvm_py/tests/test_program.py:26–37

Assemble source → bytecode → decode produces the same program as parsing source directly.

()

def test_bytecode_round_trip():
    """Assemble source → bytecode → decode produces the same program as parsing source directly."""
    source = "PUSH 7\nPUSH 5\nADD\nSTOW r0\nPUSH 0\nOUTPUT r0\nHALT\n"
    bytecode = assemble_source(source)

    from_asm = program_from_xqasm(source)
    from_bc = program_from_bytecode(bytecode)

    assert len(from_asm) == len(from_bc)
    for i, (a, b) in enumerate(zip(from_asm.instructions, from_bc.instructions)):
        assert a.opcode == b.opcode, f"instruction {i}: opcode mismatch {a.opcode} != {b.opcode}"
        assert a.operands == b.operands, f"instruction {i}: operands mismatch {a.operands} != {b.operands}"


def _make_xqbc(code: bytes) -> bytes: