Function test_analyzerinfo

test/cli/other_test.py:4342–4440

(tmp_path)

def test_analyzerinfo(tmp_path):
    test_file = tmp_path / 'test.c'
    with open(test_file, "w") as f:
        f.write(
"""void f()
{
    (void)(*((int*)0));
}
""")

    build_dir = tmp_path / 'b1'
    os.makedirs(build_dir)

    test_a1_file = build_dir / 'test.a1'

    args = [
        '-q',
        '--debug-analyzerinfo',
        '--template=simple',
        '--cppcheck-build-dir={}'.format(build_dir),
        '--enable=all',
        str(test_file)
    ]

    stderr_exp = [
        '{}:3:14: error: Null pointer dereference: (int*)0 [nullPointer]'.format(test_file),
        "{}:1:6: style: The function 'f' is never used. [unusedFunction]".format(test_file)
    ]

    def run_and_assert_cppcheck(stdout_exp):
        exitcode, stdout, stderr = cppcheck(args)
        assert exitcode == 0, stdout
        assert stdout.splitlines() == stdout_exp
        assert stderr.splitlines() == stderr_exp

    test_file_s = str(test_file).replace('\\', '/')
    test_a1_file_s = str(test_a1_file).replace('\\', '/')

    # no cached results
    run_and_assert_cppcheck([
        "no cached result '{}' for '{}' found".format(test_a1_file_s, test_file_s)
    ])

    # cached results
    run_and_assert_cppcheck([
        "skipping analysis - loaded 1 cached finding(s) from '{}' for '{}'".format(test_a1_file_s, test_file_s)
    ])

    # modified file
    with open(test_file, 'a') as f:
        f.write('\n#define DEF')

    run_and_assert_cppcheck([
        "discarding cached result from '{}' for '{}' - hash mismatch".format(test_a1_file_s, test_file_s)
    ])

    # invalid XML
    with open(test_a1_file, 'a') as f: