summaryrefslogtreecommitdiff
path: root/tests/test_cuda_setup_evaluator.py
blob: c947ca1bf32510dadef3ab82a9b72d9453a4d58f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
import os
import pytest
import bitsandbytes as bnb

from typing import List, NamedTuple

from bitsandbytes.cuda_setup import (
    CUDA_RUNTIME_LIB,
    evaluate_cuda_setup,
    determine_cuda_runtime_lib_path,
    extract_candidate_paths,
)

"""
'LD_LIBRARY_PATH': ':/mnt/D/titus/local/cuda-11.1/lib64/'
'CONDA_EXE': '/mnt/D/titus/miniconda/bin/conda'
'LESSCLOSE': '/usr/bin/lesspipe %s %s'
'OLDPWD': '/mnt/D/titus/src'
'CONDA_PREFIX': '/mnt/D/titus/miniconda/envs/8-bit'
'SSH_AUTH_SOCK': '/mnt/D/titus/.ssh/ssh-agent.tim-uw.sock'
'CONDA_PREFIX_1': '/mnt/D/titus/miniconda'
'PWD': '/mnt/D/titus/src/8-bit'
'HOME': '/mnt/D/titus'
'CONDA_PYTHON_EXE': '/mnt/D/titus/miniconda/bin/python'
'CUDA_HOME': '/mnt/D/titus/local/cuda-11.1/'
'TMUX': '/tmp/tmux-1007/default,59286,1'
'XDG_DATA_DIRS': '/usr/local/share:/usr/share:/var/lib/snapd/desktop'
'SSH_TTY': '/dev/pts/0'
'MAIL': '/var/mail/titus'
'SHELL': '/bin/bash'
'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1007/bus'
'XDG_RUNTIME_DIR': '/run/user/1007'
'PATH': '/mnt/D/titus/miniconda/envs/8-bit/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/mnt/D/titus/local/cuda-11.1/bin'
'LESSOPEN': '| /usr/bin/lesspipe %s'
'_': '/mnt/D/titus/miniconda/envs/8-bit/bin/python'
# any that include 'CONDA' that are not 'CONDA_PREFIX'

# we search for
'CUDA_HOME': '/mnt/D/titus/local/cuda-11.1/'
"""


class InputAndExpectedOutput(NamedTuple):
    input: str
    output: str


HAPPY_PATH__LD_LIB_TEST_PATHS: List[InputAndExpectedOutput] = [
    (
        f"some/other/dir:dir/with/{CUDA_RUNTIME_LIB}",
        f"dir/with/{CUDA_RUNTIME_LIB}",
    ),
    (
        f":some/other/dir:dir/with/{CUDA_RUNTIME_LIB}",
        f"dir/with/{CUDA_RUNTIME_LIB}",
    ),
    (
        f"some/other/dir:dir/with/{CUDA_RUNTIME_LIB}:",
        f"dir/with/{CUDA_RUNTIME_LIB}",
    ),
    (
        f"some/other/dir::dir/with/{CUDA_RUNTIME_LIB}",
        f"dir/with/{CUDA_RUNTIME_LIB}",
    ),
    (
        f"dir/with/{CUDA_RUNTIME_LIB}:some/other/dir",
        f"dir/with/{CUDA_RUNTIME_LIB}",
    ),
    (
        f"dir/with/{CUDA_RUNTIME_LIB}:other/dir/libcuda.so",
        f"dir/with/{CUDA_RUNTIME_LIB}",
    ),
]


@pytest.fixture(params=HAPPY_PATH__LD_LIB_TEST_PATHS)
def happy_path_path_string(tmpdir, request):
    for path in extract_candidate_paths(request.param):
        test_dir.mkdir()
        if CUDA_RUNTIME_LIB in path:
            (test_input / CUDA_RUNTIME_LIB).touch()


@pytest.mark.parametrize("test_input, expected", HAPPY_PATH__LD_LIB_TEST_PATHS)
def test_determine_cuda_runtime_lib_path__happy_path(
    tmp_path, test_input: str, expected: str
):
    for path in extract_candidate_paths(test_input):
        path.mkdir()
        (path / CUDA_RUNTIME_LIB).touch()
    assert determine_cuda_runtime_lib_path(test_input) == expected


UNHAPPY_PATH__LD_LIB_TEST_PATHS = [
    f"a/b/c/{CUDA_RUNTIME_LIB}:d/e/f/{CUDA_RUNTIME_LIB}",
    f"a/b/c/{CUDA_RUNTIME_LIB}:d/e/f/{CUDA_RUNTIME_LIB}:g/h/j/{CUDA_RUNTIME_LIB}",
]


@pytest.mark.parametrize("test_input", UNHAPPY_PATH__LD_LIB_TEST_PATHS)
def test_determine_cuda_runtime_lib_path__unhappy_path(tmp_path, test_input: str):
    test_input = tmp_path / test_input
    (test_input / CUDA_RUNTIME_LIB).touch()
    with pytest.raises(FileNotFoundError) as err_info:
        determine_cuda_runtime_lib_path(test_input)
    assert all(match in err_info for match in {"duplicate", CUDA_RUNTIME_LIB})


def test_determine_cuda_runtime_lib_path__non_existent_dir(capsys, tmp_path):
    existent_dir = tmp_path / "a/b"
    existent_dir.mkdir()
    non_existent_dir = tmp_path / "c/d"  # non-existent dir
    test_input = ":".join([str(existent_dir), str(non_existent_dir)])

    determine_cuda_runtime_lib_path(test_input)
    std_err = capsys.readouterr().err

    assert all(match in std_err for match in {"WARNING", "non-existent"})


def test_full_system():
    ## this only tests the cuda version and not compute capability

    # if CONDA_PREFIX exists, it has priority before all other env variables
    # but it does not contain the library directly, so we need to look at the a sub-folder
    version = ""
    if "CONDA_PREFIX" in os.environ:
        ls_output, err = bnb.utils.execute_and_return(
            f'ls -l {os.environ["CONDA_PREFIX"]}/lib/libcudart.so'
        )
        major, minor, revision = (
            ls_output.split(" ")[-1].replace("libcudart.so.", "").split(".")
        )
        version = float(f"{major}.{minor}")

    if version == "" and "LD_LIBRARY_PATH" in os.environ:
        ld_path = os.environ["LD_LIBRARY_PATH"]
        paths = ld_path.split(":")
        version = ""
        for p in paths:
            if "cuda" in p:
                idx = p.rfind("cuda-")
                version = p[idx + 5 : idx + 5 + 4].replace("/", "")
                version = float(version)
                break


    assert version > 0
    binary_name = evaluate_cuda_setup()
    binary_name = binary_name.replace("libbitsandbytes_cuda", "")
    assert binary_name.startswith(str(version).replace(".", ""))