File: exe_util_unittests.py

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#!/usr/bin/env vpython3

# Copyright 2021 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import sys

# vpython-provided modules.
from pyfakefs import fake_filesystem_unittest  # pylint: disable=import-error

import exe_util


class ExeUtilTests(fake_filesystem_unittest.TestCase):
    def test_run_and_tee_output(self):
        # Test wrapping Python as it echos a '.' character back.
        args = [sys.executable, '-c', "print('.')"]
        output = exe_util.run_and_tee_output(args)
        self.assertEqual('.', output.strip())