forked from mrq/bitsandbytes-rocm
88 lines
3.0 KiB
Python
88 lines
3.0 KiB
Python
import os
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from typing import List, NamedTuple
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import pytest
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from bitsandbytes.cuda_setup import (CUDA_RUNTIME_LIB, evaluate_cuda_setup,
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get_cuda_runtime_lib_path, tokenize_paths)
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class InputAndExpectedOutput(NamedTuple):
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input: str
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output: str
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HAPPY_PATH__LD_LIB_TEST_PATHS: List[InputAndExpectedOutput] = [
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(f"some/other/dir:dir/with/{CUDA_RUNTIME_LIB}", f"dir/with/{CUDA_RUNTIME_LIB}"),
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(f":some/other/dir:dir/with/{CUDA_RUNTIME_LIB}", f"dir/with/{CUDA_RUNTIME_LIB}"),
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(f"some/other/dir:dir/with/{CUDA_RUNTIME_LIB}:", f"dir/with/{CUDA_RUNTIME_LIB}"),
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(f"some/other/dir::dir/with/{CUDA_RUNTIME_LIB}", f"dir/with/{CUDA_RUNTIME_LIB}"),
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(f"dir/with/{CUDA_RUNTIME_LIB}:some/other/dir", f"dir/with/{CUDA_RUNTIME_LIB}"),
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(
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f"dir/with/{CUDA_RUNTIME_LIB}:other/dir/libcuda.so",
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f"dir/with/{CUDA_RUNTIME_LIB}",
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),
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]
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@pytest.fixture(params=HAPPY_PATH__LD_LIB_TEST_PATHS)
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def happy_path_path_string(tmpdir, request):
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for path in tokenize_paths(request.param):
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test_dir.mkdir()
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if CUDA_RUNTIME_LIB in path:
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(test_input / CUDA_RUNTIME_LIB).touch()
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@pytest.mark.parametrize("test_input, expected", HAPPY_PATH__LD_LIB_TEST_PATHS)
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def test_get_cuda_runtime_lib_path__happy_path(
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tmp_path, test_input: str, expected: str
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):
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for path in tokenize_paths(test_input):
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path.mkdir()
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(path / CUDA_RUNTIME_LIB).touch()
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assert get_cuda_runtime_lib_path(test_input) == expected
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UNHAPPY_PATH__LD_LIB_TEST_PATHS = [
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f"a/b/c/{CUDA_RUNTIME_LIB}:d/e/f/{CUDA_RUNTIME_LIB}",
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f"a/b/c/{CUDA_RUNTIME_LIB}:d/e/f/{CUDA_RUNTIME_LIB}:g/h/j/{CUDA_RUNTIME_LIB}",
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]
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@pytest.mark.parametrize("test_input", UNHAPPY_PATH__LD_LIB_TEST_PATHS)
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def test_get_cuda_runtime_lib_path__unhappy_path(tmp_path, test_input: str):
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test_input = tmp_path / test_input
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(test_input / CUDA_RUNTIME_LIB).touch()
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with pytest.raises(FileNotFoundError) as err_info:
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get_cuda_runtime_lib_path(test_input)
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assert all(match in err_info for match in {"duplicate", CUDA_RUNTIME_LIB})
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def test_get_cuda_runtime_lib_path__non_existent_dir(capsys, tmp_path):
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existent_dir = tmp_path / "a/b"
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existent_dir.mkdir()
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non_existent_dir = tmp_path / "c/d" # non-existent dir
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test_input = ":".join([str(existent_dir), str(non_existent_dir)])
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get_cuda_runtime_lib_path(test_input)
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std_err = capsys.readouterr().err
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assert all(match in std_err for match in {"WARNING", "non-existent"})
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def test_full_system():
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## this only tests the cuda version and not compute capability
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ld_path = os.environ["LD_LIBRARY_PATH"]
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paths = ld_path.split(":")
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version = ""
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for p in paths:
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if "cuda" in p:
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idx = p.rfind("cuda-")
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version = p[idx + 5 : idx + 5 + 4].replace("/", "")
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version = float(version)
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break
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binary_name = evaluate_cuda_setup()
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binary_name = binary_name.replace("libbitsandbytes_cuda", "")
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assert binary_name.startswith(str(version).replace(".", ""))
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