copapy/tests/test_compile.py

from copapy import Write, const
import copapy as rc
import subprocess

def run_command(command: list[str], encoding: str = 'utf8') -> str:
    process = subprocess.Popen(command, stdout=subprocess.PIPE)
    output, error = process.communicate()

    assert error is None, f"Error occurred: {error.decode(encoding)}"
    return output.decode(encoding)

def test_compile():
    c1 = const(1.11)
    c2 = const(2.22)

    i1 = c1 * 2
    i2 = i1 + 3

    r1 = i1 + i2
    r2 = c2 + 4 + c1

    out = [Write(r1), Write(r2)]

    il = rc.compile_to_instruction_list(out)

    print('#', il.print())

    il.to_file('./bin/test.copapy')

    result = run_command(['./bin/runmem2', 'test.copapy'])
    print(result)

    assert 'Return value: 0' in result


if __name__ == "__main__":
    test_compile()