def testGenerateBindMountPoints(self):
"""Tests generating command to mount 'bind' MountPoints."""
self.maxDiff = None
de_object = de.DockerExplorerTool()
de_object._explorer = self.explorer_object
container_obj = de_object._explorer.GetContainer(
'8b6e90cc742bd63f6acb7ecd40ddadb4e5dee27d8db2b739963f7cd2c7bcff4a')
commands = container_obj.storage_object._MakeVolumeMountCommands(
container_obj, '/mnt')
commands = [' '.join(x) for x in commands]
expected_commands = [
('/bin/mount --bind -o ro {0:s}/opt/vols/bind'
' /mnt/opt').format(os.path.abspath('test_data'))]
self.assertEqual(expected_commands, commands)
def testGenerateVolumesMountpoints(self):
"""Tests generating command to mount 'volumes' MountPoints."""
self.maxDiff = None
de_object = de.DockerExplorerTool()
de_object._explorer = self.explorer_object
container_obj = de_object._explorer.GetContainer(
'712909b5ab80d8785841f12e361c218a2faf5365f9ed525f2a0d6b6590ba89cb')
commands = container_obj.storage_object._MakeVolumeMountCommands(
container_obj, '/mnt')
commands = [' '.join(x) for x in commands]
expected_commands = [
('/bin/mount --bind -o ro {0:s}/volumes/'
'f5479c534bbc6e2b9861973c2fbb4863ff5b7b5843c098d7fb1a027fe730a4dc/'
'_data /mnt/opt/vols/volume').format(os.path.abspath('test_data'))]
self.assertEqual(expected_commands, commands)
def testParseArguments(self):
"""Tests the DockerExplorerTool.ParseArguments function."""
de_object = de.DockerExplorerTool()
prog = sys.argv[0]
expected_docker_root = os.path.join('test_data', 'docker')
args = [prog, '-r', expected_docker_root, 'list', 'repositories']
sys.argv = args
options = de_object.ParseArguments()
usage_string = de_object._argument_parser.format_usage()
expected_usage = ('[-h] [-d] [-r DOCKER_DIRECTORY] [-V]\n'
' {download,mount,list,history}')
self.assertTrue(expected_usage in usage_string)
self.assertEqual(expected_docker_root, options.docker_directory)
def testGenerateBindMountPoints(self):
"""Tests generating command to mount 'bind' MountPoints."""
self.maxDiff = None
de_object = de.DockerExplorerTool()
de_object._explorer = self.explorer_object
container_obj = de_object._explorer.GetContainer(
'8b6e90cc742bd63f6acb7ecd40ddadb4e5dee27d8db2b739963f7cd2c7bcff4a')
commands = container_obj.storage_object._MakeVolumeMountCommands(
container_obj, '/mnt')
commands = [' '.join(x) for x in commands]
expected_commands = [(
'/bin/mount --bind -o ro '
'test_data/docker/volumes/eda9ee495beccf988d963bf91de0276847e838b9531ab9118caef38a33894bb4/_data '
'/mnt/var/jenkins_home'
), '/bin/mount --bind -o ro test_data/docker/opt/vols/bind /mnt/opt']
self.assertEqual(expected_commands, commands)
def testShowHistory(self):
"""Tests that ShowHistory shows history."""
self.maxDiff = None
de_object = de.DockerExplorerTool()
de_object._explorer = self.explorer_object
# We pick one of the container IDs.
container_id = container.GetAllContainersIDs(self.docker_directory_path)[0]
with unittest.mock.patch('sys.stdout', new=StringIO()) as fake_output:
de_object.docker_directory = self.docker_directory_path
de_object.ShowHistory(container_id)
expected_string = """{
"sha256:8ac48589692a53a9b8c2d1ceaa6b402665aa7fe667ba51ccc03002300856d8c7": {
"created_at": "2018-04-05T10:41:28.876407",
"container_cmd": "/bin/sh -c #(nop) CMD [\\"sh\\"]",
"size": 0
}
}
"""
self.assertEqual(expected_string, fake_output.getvalue())