#!/usr/bin/env vpython
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import sys

from blinkpy.bindings.bindings_tests import run_bindings_tests
from blinkpy.common import path_finder
path_finder.add_typ_dir_to_sys_path()

import typ

def create_argument_parser():
    argument_parser = typ.ArgumentParser()
    argument_parser.add_argument('--reset-results',
        default=False,
        action='store_true',
        help='Overwrites reference files with the generated results.')
    argument_parser.add_argument('--skip-unit-tests',
        default=False,
        action='store_true',
        help='Skip running unit tests (only run reference tests).')
    argument_parser.add_argument('--skip-reference-tests',
        default=False,
        action='store_true',
        help='Skip running reference tests (only run unit tests).')
    argument_parser.add_argument('--suppress-diff',
        default=False,
        action='store_true',
        help='Suppress diff for reference tests.')
    return argument_parser


def main(argv):
    """Runs Blink bindings IDL compiler on test IDL files and compares the
    results with reference files.

    Please execute the script whenever changes are made to the compiler
    (this is automatically done as a presubmit script),
    and submit changes to the test results in the same patch.
    This makes it easier to track and review changes in generated code.
    """

    argument_parser = create_argument_parser()

    # First, run bindings unit tests.
    runner = typ.Runner()
    runner.parse_args(argument_parser, argv[1:])
    if argument_parser.exit_status is not None:
        return argument_parser.exit_status

    args = runner.args
    args.top_level_dir = path_finder.get_bindings_scripts_dir()
    if not args.skip_unit_tests:
        return_code, _, _ = runner.run()
        if return_code != 0:
            return return_code

    # Now run the bindings end-to-end tests.
    if args.skip_reference_tests:
        return 0

    return run_bindings_tests(
        args.reset_results, args.verbose, args.suppress_diff)


if __name__ == '__main__':
    sys.exit(main(sys.argv))