#!/usr/bin/env python3

# http://www.drdobbs.com/testing/unit-testing-with-python/240165163

import inspect
import os
import sys
import textwrap
import unittest

from pathlib import Path
from unittest.mock import Mock, patch

localmodule = os.path.realpath(
    os.path.join(os.path.dirname(inspect.getfile(inspect.currentframe())), '..')
)
print('localmodule: ' + localmodule)
if localmodule not in sys.path:
    sys.path.insert(0, localmodule)

import fdroidserver
from fdroidserver import common, install
from fdroidserver.exception import BuildException, FDroidException


class InstallTest(unittest.TestCase):
    '''fdroidserver/install.py'''

    def tearDown(self):
        common.config = None

    def test_devices(self):
        config = dict()
        fdroidserver.common.fill_config_defaults(config)
        fdroidserver.common.config = config
        config['adb'] = fdroidserver.common.find_sdk_tools_cmd('adb')
        self.assertTrue(os.path.exists(config['adb']))
        self.assertTrue(os.path.isfile(config['adb']))
        devices = fdroidserver.install.devices()
        self.assertIsInstance(devices, list, 'install.devices() did not return a list!')
        for device in devices:
            self.assertIsInstance(device, str)

    def test_devices_fail(self):
        common.config = dict()
        common.fill_config_defaults(common.config)
        common.config['adb'] = '/bin/false'
        with self.assertRaises(FDroidException):
            fdroidserver.install.devices()

    def test_devices_fail_nonexistent(self):
        """This is mostly just to document this strange difference in behavior"""
        common.config = dict()
        common.fill_config_defaults(common.config)
        common.config['adb'] = '/nonexistent'
        with self.assertRaises(BuildException):
            fdroidserver.install.devices()

    @patch('fdroidserver.common.SdkToolsPopen')
    def test_devices_with_mock_none(self, mock_SdkToolsPopen):
        p = Mock()
        mock_SdkToolsPopen.return_value = p
        p.output = 'List of devices attached\n\n'
        p.returncode = 0
        common.config = dict()
        common.fill_config_defaults(common.config)
        self.assertEqual([], fdroidserver.install.devices())

    @patch('fdroidserver.common.SdkToolsPopen')
    def test_devices_with_mock_one(self, mock_SdkToolsPopen):
        p = Mock()
        mock_SdkToolsPopen.return_value = p
        p.output = 'List of devices attached\n05995813\tdevice\n\n'
        p.returncode = 0
        common.config = dict()
        common.fill_config_defaults(common.config)
        self.assertEqual(['05995813'], fdroidserver.install.devices())

    @patch('fdroidserver.common.SdkToolsPopen')
    def test_devices_with_mock_many(self, mock_SdkToolsPopen):
        p = Mock()
        mock_SdkToolsPopen.return_value = p
        p.output = textwrap.dedent(
            """* daemon not running; starting now at tcp:5037
            * daemon started successfully
            List of devices attached
            RZCT809FTQM	device
            05995813	device
            emulator-5556	device
            emulator-5554	unauthorized
            0a388e93	no permissions (missing udev rules? user is in the plugdev group); see [http://developer.android.com/tools/device.html]
            986AY133QL	device
            09301JEC215064	device
            015d165c3010200e	device
            4DCESKVGUC85VOTO	device

            """
        )
        p.returncode = 0
        common.config = dict()
        common.fill_config_defaults(common.config)
        self.assertEqual(
            [
                'RZCT809FTQM',
                '05995813',
                'emulator-5556',
                '986AY133QL',
                '09301JEC215064',
                '015d165c3010200e',
                '4DCESKVGUC85VOTO',
            ],
            fdroidserver.install.devices(),
        )

    @patch('fdroidserver.common.SdkToolsPopen')
    def test_devices_with_mock_error(self, mock_SdkToolsPopen):
        p = Mock()
        mock_SdkToolsPopen.return_value = p
        p.output = textwrap.dedent(
            """* daemon not running. starting it now on port 5037 *
            * daemon started successfully *
            ** daemon still not running
            error: cannot connect to daemon
            """
        )
        p.returncode = 0
        common.config = dict()
        common.fill_config_defaults(common.config)
        self.assertEqual([], fdroidserver.install.devices())

    @patch('fdroidserver.common.SdkToolsPopen')
    def test_devices_with_mock_no_permissions(self, mock_SdkToolsPopen):
        p = Mock()
        mock_SdkToolsPopen.return_value = p
        p.output = textwrap.dedent(
            """List of devices attached
            ????????????????	no permissions
            """
        )
        p.returncode = 0
        common.config = dict()
        common.fill_config_defaults(common.config)
        self.assertEqual([], fdroidserver.install.devices())

    @patch('fdroidserver.common.SdkToolsPopen')
    def test_devices_with_mock_unauthorized(self, mock_SdkToolsPopen):
        p = Mock()
        mock_SdkToolsPopen.return_value = p
        p.output = textwrap.dedent(
            """List of devices attached
            aeef5e4e	unauthorized
            """
        )
        p.returncode = 0
        common.config = dict()
        common.fill_config_defaults(common.config)
        self.assertEqual([], fdroidserver.install.devices())

    @patch('fdroidserver.common.SdkToolsPopen')
    def test_devices_with_mock_no_permissions_with_serial(self, mock_SdkToolsPopen):
        p = Mock()
        mock_SdkToolsPopen.return_value = p
        p.output = textwrap.dedent(
            """List of devices attached
             4DCESKVGUC85VOTO	no permissions (missing udev rules? user is in the plugdev group); see [http://developer.android.com/tools/device.html]

            """
        )
        p.returncode = 0
        common.config = dict()
        common.fill_config_defaults(common.config)
        self.assertEqual([], fdroidserver.install.devices())

    @patch('fdroidserver.net.download_using_mirrors', lambda m: 'testvalue')
    def test_download_fdroid_apk_smokecheck(self):
        self.assertEqual('testvalue', install.download_fdroid_apk())

    @unittest.skipUnless(os.getenv('test_download_fdroid_apk'), 'requires net access')
    def test_download_fdroid_apk(self):
        f = fdroidserver.install.download_fdroid_apk()
        self.assertTrue(Path(f).exists())


if __name__ == "__main__":
    os.chdir(os.path.dirname(__file__))

    import argparse
    from testcommon import parse_args_for_test

    parser = argparse.ArgumentParser()
    parser.add_argument(
        "-v",
        "--verbose",
        action="store_true",
        default=False,
        help="Spew out even more information than normal",
    )
    fdroidserver.install.options = parse_args_for_test(parser, sys.argv)

    newSuite = unittest.TestSuite()
    newSuite.addTest(unittest.makeSuite(InstallTest))
    unittest.main(failfast=False)