Function test_detect_change

test/test_analytics/test_detect_change.py:10–48

()

def test_detect_change():
    parser = PatchParser()

    # view parsing ground truth here
    # https://github.com/basicthinker/Sexain-MemController/commit/f050c6f6dd4b1d3626574b0d23bb41125f7b75ca
    parsing_truth = (
        [[7, 31], [27, 3], [44, 1], [50, 2], [70, 1], [77, 2], [99, 2]],
        [[32, 44], [56, 70]]
    )

    # view function ranges ground truth here
    # https://github.com/basicthinker/Sexain-MemController/blob/5b8886d9da3bb07140bfb1ff2d2b215b2dff584b/migration_controller.cc
    func_ranges_truth = (
        ['MigrationController::InputBlocks',
         'MigrationController::ExtractNVMPage',
         'MigrationController::ExtractDRAMPage',
         'MigrationController::Clear'],
        [[8, 28], [30, 52], [54, 79], [81, 100]]
    )

    changed_result = {
        'MigrationController::Clear': 2,
        'MigrationController::ExtractDRAMPage': 18,
        'MigrationController::ExtractNVMPage': 16,
        'MigrationController::InputBlocks': 3
    }

    with open(os.path.join(dir_path, 'example.patch'), 'r') as f:
        example_patch = f.read()
        parsing_result = parser.parse(example_patch)
        assert(parsing_result == parsing_truth)

    with open(os.path.join(dir_path, 'example.cc'), 'r') as f:
        root = transform_src_to_tree(f.read(), ext='.cc')
        func_ranges_result = get_func_ranges_cpp(root)
        assert(func_ranges_result == func_ranges_truth)

    assert(changed_result == get_changed_functions(
        *func_ranges_result, *parsing_result))


def test_patch_parser():