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import unittest
import anate.devices as devices
class DevicesTestCase(unittest.TestCase):
def setUp(self):
self._remove_node = False
self.device_node = devices.BlockDeviceNode('/dev/loop0', major=7, minor=0)
if not self.device_node.available:
self.device_node.create()
self._remove_node = True
def tearDown(self):
if self._remove_node:
self.device_node.unlink()
def testBlockDeviceClass(self):
device_object = devices.BlockDevice('device0', self.device_node)
self.assertEqual(device_object.name, 'device0')
self.assertEqual(device_object.path, '/dev/loop0')
self.assertEqual(device_object.active, False)
self.assertEqual(device_object.major, 7)
self.assertEqual(device_object.minor, 0)
device_object.initialize()
self.assertEqual(device_object.active, True)
device_object.destroy()
self.assertEqual(device_object.active, False)
def testStorageDeviceClass(self):
storage_object = devices.StorageDevice('storage0', self.device_node, size=20)
self.assertEqual(storage_object.name, 'storage0')
self.assertEqual(storage_object.path, '/dev/loop0')
self.assertEqual(storage_object.size, 20)
self.assertEqual(storage_object.active, False)
self.assertEqual(storage_object.major, 7)
self.assertEqual(storage_object.minor, 0)
storage_object.initialize()
self.assertEqual(storage_object.active, True)
storage_object.destroy()
self.assertEqual(storage_object.active, False)
def testLoopDeviceClass(self):
loop_object = devices.LoopDevice('loop0', self.device_node, '/tmp/file0', size=20)
self.assertEqual(loop_object.name, 'loop0')
self.assertEqual(loop_object.path, '/dev/loop0')
self.assertEqual(loop_object.active, False)
self.assertEqual(loop_object.major, 7)
self.assertEqual(loop_object.minor, 0)
loop_object.initialize()
self.assertEqual(loop_object.active, True)
loop_object.destroy()
self.assertEqual(loop_object.active, False)
def testDMDeviceClass(self):
loop_object = devices.LoopDevice('loop0', self.device_node, '/tmp/file0', size=20)
loop_object.initialize()
dm_object = devices.DMDevice('mydm0', loop_object)
self.assertEqual(dm_object.name, 'mydm0')
self.assertEqual(dm_object.path, '/dev/mapper/mydm0')
self.assertEqual(dm_object.size, loop_object.size)
self.assertEqual(dm_object.usable_size, loop_object.size)
self.assertEqual(dm_object.active, False)
dm_object.initialize()
self.assertEqual(dm_object.active, True)
major, minor = devices.getDeviceNumbers(dm_object.path)
self.assertEqual(dm_object.major, major)
self.assertEqual(dm_object.minor, minor)
dm_object.destroy()
self.assertEqual(dm_object.active, False)
dm_object = devices.DMDevice('mydm0', loop_object, size=40)
self.assertEqual(dm_object.size, 40)
self.assertEqual(dm_object.usable_size, loop_object.size)
dm_object.initialize()
dm_object.destroy()
loop_object.destroy()
def suite():
return unittest.TestLoader().loadTestsFromTestCase(DevicesTestCase)
if __name__ == '__main__':
unittest.main()
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