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Diffstat (limited to 'nova/tests/unit/virt/test_images.py')
| -rw-r--r-- | nova/tests/unit/virt/test_images.py | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/nova/tests/unit/virt/test_images.py b/nova/tests/unit/virt/test_images.py new file mode 100644 index 0000000000..be5ea73ef1 --- /dev/null +++ b/nova/tests/unit/virt/test_images.py @@ -0,0 +1,45 @@ +# Copyright 2013 IBM Corp. +# +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. + +import os + +import mock +from oslo.concurrency import processutils + +from nova import exception +from nova import test +from nova import utils +from nova.virt import images + + +class QemuTestCase(test.NoDBTestCase): + def test_qemu_info_with_bad_path(self): + self.assertRaises(exception.InvalidDiskInfo, + images.qemu_img_info, + '/path/that/does/not/exist') + + @mock.patch.object(os.path, 'exists', return_value=True) + def test_qemu_info_with_errors(self, path_exists): + self.assertRaises(processutils.ProcessExecutionError, + images.qemu_img_info, + '/fake/path') + + @mock.patch.object(os.path, 'exists', return_value=True) + @mock.patch.object(utils, 'execute', + return_value=('stdout', None)) + def test_qemu_info_with_no_errors(self, path_exists, + utils_execute): + image_info = images.qemu_img_info('/fake/path') + self.assertTrue(image_info) + self.assertTrue(str(image_info))
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