# Copyright 2018 - The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Tests for remote_image_local_instance."""
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import unittest
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from collections import namedtuple
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import os
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import subprocess
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import mock
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from acloud import errors
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from acloud.create.remote_image_local_instance import RemoteImageLocalInstance
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from acloud.internal.lib import android_build_client
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from acloud.internal.lib import auth
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from acloud.internal.lib import driver_test_lib
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from acloud.internal.lib import utils
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from acloud.setup import setup_common
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# pylint: disable=invalid-name, protected-access
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class RemoteImageLocalInstanceTest(driver_test_lib.BaseDriverTest):
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"""Test remote_image_local_instance methods."""
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def setUp(self):
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"""Initialize remote_image_local_instance."""
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super(RemoteImageLocalInstanceTest, self).setUp()
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self.build_client = mock.MagicMock()
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self.Patch(
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android_build_client,
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"AndroidBuildClient",
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return_value=self.build_client)
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self.Patch(auth, "CreateCredentials", return_value=mock.MagicMock())
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self.RemoteImageLocalInstance = RemoteImageLocalInstance()
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self._fake_remote_image = {"build_target" : "aosp_cf_x86_phone-userdebug",
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"build_id": "1234"}
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self._extract_path = "/tmp/acloud_image_artifacts/1234"
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@mock.patch.object(RemoteImageLocalInstance, "_DownloadAndProcessImageFiles")
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def testGetImageArtifactsPath(self, mock_proc):
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"""Test get image artifacts path."""
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avd_spec = mock.MagicMock()
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# raise errors.NoCuttlefishCommonInstalled
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self.Patch(setup_common, "PackageInstalled", return_value=False)
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self.assertRaises(errors.NoCuttlefishCommonInstalled,
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self.RemoteImageLocalInstance.GetImageArtifactsPath,
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avd_spec)
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# Valid _DownloadAndProcessImageFiles run.
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self.Patch(setup_common, "PackageInstalled", return_value=True)
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self.Patch(self.RemoteImageLocalInstance,
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"_ConfirmDownloadRemoteImageDir", return_value="/tmp")
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self.Patch(os.path, "exists", return_value=True)
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self.RemoteImageLocalInstance.GetImageArtifactsPath(avd_spec)
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mock_proc.assert_called_once_with(avd_spec)
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@mock.patch.object(RemoteImageLocalInstance, "_AclCfImageFiles")
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@mock.patch.object(RemoteImageLocalInstance, "_UnpackBootImage")
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@mock.patch.object(RemoteImageLocalInstance, "_DownloadRemoteImage")
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def testDownloadAndProcessImageFiles(self, mock_download, mock_unpack, mock_acl):
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"""Test process remote cuttlefish image."""
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avd_spec = mock.MagicMock()
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avd_spec.cfg = mock.MagicMock()
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avd_spec.remote_image = self._fake_remote_image
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avd_spec.image_download_dir = "/tmp"
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self.Patch(os.path, "exists", return_value=False)
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self.Patch(os, "makedirs")
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self.RemoteImageLocalInstance._DownloadAndProcessImageFiles(avd_spec)
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# To make sure each function execute once.
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mock_download.assert_called_once_with(
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avd_spec.cfg,
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avd_spec.remote_image["build_target"],
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avd_spec.remote_image["build_id"],
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self._extract_path)
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mock_unpack.assert_called_once_with(self._extract_path)
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mock_acl.assert_called_once_with(self._extract_path)
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@mock.patch.object(utils, "Decompress")
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def testDownloadRemoteImage(self, mock_decompress):
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"""Test Download cuttlefish package."""
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avd_spec = mock.MagicMock()
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avd_spec.cfg = mock.MagicMock()
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avd_spec.remote_image = self._fake_remote_image
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build_id = "1234"
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build_target = "aosp_cf_x86_phone-userdebug"
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checkfile1 = "aosp_cf_x86_phone-img-1234.zip"
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checkfile2 = "cvd-host_package.tar.gz"
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self.RemoteImageLocalInstance._DownloadRemoteImage(
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avd_spec.cfg,
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avd_spec.remote_image["build_target"],
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avd_spec.remote_image["build_id"],
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self._extract_path)
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# To validate DownloadArtifact runs twice.
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self.assertEqual(self.build_client.DownloadArtifact.call_count, 2)
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# To validate DownloadArtifact arguments correct.
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self.build_client.DownloadArtifact.assert_has_calls([
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mock.call(build_target, build_id, checkfile1,
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"%s/%s" % (self._extract_path, checkfile1)),
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mock.call(build_target, build_id, checkfile2,
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"%s/%s" % (self._extract_path, checkfile2))],
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any_order=True)
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# To validate Decompress runs twice.
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self.assertEqual(mock_decompress.call_count, 2)
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@mock.patch.object(subprocess, "check_call")
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def testUnpackBootImage(self, mock_call):
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"""Test Unpack boot image."""
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self.Patch(os.path, "exists", side_effect=[True, False])
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self.RemoteImageLocalInstance._UnpackBootImage(self._extract_path)
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# check_call run once when boot.img exist.
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self.assertEqual(mock_call.call_count, 1)
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# raise errors.BootImgDoesNotExist when boot.img doesn't exist.
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self.assertRaises(errors.BootImgDoesNotExist,
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self.RemoteImageLocalInstance._UnpackBootImage,
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self._extract_path)
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def testConfirmDownloadRemoteImageDir(self):
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"""Test confirm download remote image dir"""
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self.Patch(os.path, "exists", return_value=True)
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self.Patch(os, "makedirs")
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# Default minimum avail space should be more than 10G
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# then return download_dir directly.
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self.Patch(os, "statvfs", return_value=namedtuple(
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"statvfs", "f_bavail, f_bsize")(11, 1073741824))
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download_dir = "/tmp"
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self.assertEqual(
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self.RemoteImageLocalInstance._ConfirmDownloadRemoteImageDir(
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download_dir), "/tmp")
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# Test when insuficient disk space and input 'q' to exit.
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self.Patch(os, "statvfs", return_value=namedtuple(
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"statvfs", "f_bavail, f_bsize")(9, 1073741824))
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self.Patch(utils, "InteractWithQuestion", return_value="q")
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self.assertRaises(SystemExit,
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self.RemoteImageLocalInstance._ConfirmDownloadRemoteImageDir,
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download_dir)
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# If avail space detect as 9GB, and 2nd input 7GB both less than 10GB
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# 3rd input over 10GB, so return path should be "/tmp3".
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self.Patch(os, "statvfs", side_effect=[
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namedtuple("statvfs", "f_bavail, f_bsize")(9, 1073741824),
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namedtuple("statvfs", "f_bavail, f_bsize")(7, 1073741824),
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namedtuple("statvfs", "f_bavail, f_bsize")(11, 1073741824)])
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self.Patch(utils, "InteractWithQuestion", side_effect=["/tmp2",
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"/tmp3"])
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self.assertEqual(
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self.RemoteImageLocalInstance._ConfirmDownloadRemoteImageDir(
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download_dir), "/tmp3")
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# Test when path not exist, define --image-download-dir
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# enter anything else to exit out.
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download_dir = "/image_download_dir1"
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self.Patch(os.path, "exists", return_value=False)
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self.Patch(utils, "InteractWithQuestion", return_value="")
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self.assertRaises(SystemExit,
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self.RemoteImageLocalInstance._ConfirmDownloadRemoteImageDir,
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download_dir)
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# Test using --image-dowload-dir and makedirs.
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# enter 'y' to create it.
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self.Patch(utils, "InteractWithQuestion", return_value="y")
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self.Patch(os, "statvfs", return_value=namedtuple(
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"statvfs", "f_bavail, f_bsize")(10, 1073741824))
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self.assertEqual(
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self.RemoteImageLocalInstance._ConfirmDownloadRemoteImageDir(
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download_dir), "/image_download_dir1")
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# Test when 1st check fails for insufficient disk space, user inputs an
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# alternate dir but it doesn't exist and the user choose to exit.
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self.Patch(os, "statvfs", side_effect=[
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namedtuple("statvfs", "f_bavail, f_bsize")(9, 1073741824),
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namedtuple("statvfs", "f_bavail, f_bsize")(11, 1073741824)])
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self.Patch(os.path, "exists", side_effect=[True, False])
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self.Patch(utils, "InteractWithQuestion",
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side_effect=["~/nopath", "not_y"])
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self.assertRaises(
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SystemExit,
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self.RemoteImageLocalInstance._ConfirmDownloadRemoteImageDir,
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download_dir)
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# Test when 1st check fails for insufficient disk space, user inputs an
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# alternate dir but it doesn't exist and they request to create it.
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self.Patch(os, "statvfs", side_effect=[
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namedtuple("statvfs", "f_bavail, f_bsize")(9, 1073741824),
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namedtuple("statvfs", "f_bavail, f_bsize")(10, 1073741824)])
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self.Patch(os.path, "exists", side_effect=[True, False])
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self.Patch(utils, "InteractWithQuestion", side_effect=["~/nopath", "y"])
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self.assertEqual(
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self.RemoteImageLocalInstance._ConfirmDownloadRemoteImageDir(
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download_dir), os.path.expanduser("~/nopath"))
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if __name__ == "__main__":
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unittest.main()
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