# vim:ts=4:sw=4:et:
# Copyright 2016-present Facebook, Inc.
# Licensed under the Apache License, Version 2.0

from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
# no unicode literals

try:
    import unittest2 as unittest
except ImportError:
    import unittest
import os
import os.path
import subprocess
import WatchmanInstance
import signal
import Interrupt

WATCHMAN_SRC_DIR = os.environ.get('WATCHMAN_SRC_DIR', os.getcwd())
TEST_BINARY = os.environ['WATCHMAN_CPPCLIENT_BINARY'] if \
    'WATCHMAN_CPPCLIENT_BINARY' in os.environ.keys() \
    else os.path.join(WATCHMAN_SRC_DIR, 'tests/integration/cppclient.t')


class TestCppClient(unittest.TestCase):

    @unittest.skipIf(not os.path.isfile(TEST_BINARY), 'test binary not built')
    def test_cppclient(self):
        env = os.environ.copy()
        env['WATCHMAN_SOCK'] = WatchmanInstance.getSharedInstance().getSockPath()
        proc = subprocess.Popen(
            TEST_BINARY,
            env=env,
            stdout=subprocess.PIPE,
            stderr=subprocess.PIPE)
        (stdout, stderr) = proc.communicate()
        status = proc.poll()

        if status == -signal.SIGINT:
            Interrupt.setInterrupted()
            self.fail('Interrupted by SIGINT')
            return

        if status != 0:
            self.fail("Exit status %d\n%s\n%s\n" %
                      (status, stdout.decode('utf-8'), stderr.decode('utf-8')))
            return

        self.assertTrue(True, TEST_BINARY)