Function run_diff_tool

test/diff/diff_files/generate_tests.py:172–202

(diff_tool, src_file, dst_file, variant)

    return '\n'.join(spirv_block), '\n'.join(comment_block)

def run_diff_tool(diff_tool, src_file, dst_file, variant):
    args = [diff_tool]

    if variant == VARIANT_IGNORE_SET_BINDING or variant == VARIANT_IGNORE_DECORATIONS:
        args.append('--ignore-set-binding')

    if variant == VARIANT_IGNORE_LOCATION or variant == VARIANT_IGNORE_DECORATIONS:
        args.append('--ignore-location')

    if variant == VARIANT_DUMP_IDS:
        args.append('--with-id-map')

    args.append('--no-color')
    args.append('--no-indent')

    args.append(src_file)
    args.append(dst_file)

    success = True
    print(' '.join(args))
    process = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
    out, err = process.communicate()

    if process.returncode != 0:
        print(err)
        sys.exit(process.returncode)

    # Use unix line endings.
    out = out.replace('\r\n', '\n')

    return out

def generate_extra_test(diff_tool, src_file, dst_file, variant, test_name_camel_case, test_tag, test_options):
    diff = run_diff_tool(diff_tool, src_file, dst_file, variant)