phasm/tests/integration/test_helper.py
2022-03-04 12:51:10 +01:00

34 lines
795 B
Python

import io
import pytest
from pywasm import binary
from pywasm import Runtime
from .helpers import wat2wasm
@pytest.mark.parametrize('size,offset,output', [
('32', 0, 0x3020100),
('32', 1, 0x4030201),
('64', 0, 0x706050403020100),
('64', 2, 0x908070605040302),
])
def test_i32_64_load(size, offset, output):
code_wat = f"""
(module
(memory 1)
(data (memory 0) (i32.const 0) "\\00\\01\\02\\03\\04\\05\\06\\07\\08\\09\\10")
(func (export "testEntry") (result i{size})
i32.const {offset}
i{size}.load
return ))
"""
code_wasm = wat2wasm(code_wat)
module = binary.Module.from_reader(io.BytesIO(code_wasm))
runtime = Runtime(module, {}, {})
out_put = runtime.exec('testEntry', [])
assert output == out_put