class SwiftStorageTestCase(unittest.TestCase): """Test the object-split file class.""" def setUp(self): # monkey-patch swiftclient to use out mock up import swiftnbd.swift as swift swift.client = MockConnection from swiftnbd.swift import SwiftStorage # create a disk doubling the actual size of the mock up so we # have some uninitialised space to run tests self.store = SwiftStorage('url', 'user', 'pass', 'container', 512, 16) self.store.flush() def tearDown(self): pass def test_read_full_object_content(self): self.store.seek(0) data = self.store.read(512) self.assertEqual(data, b'\xff' * 512) def test_read_full_object_no_content(self): self.store.seek(8 * 512) data = self.store.read(512) self.assertEqual(data, b'\0' * 512) def test_write_full_object(self): self.store.seek(0) self.store.write(b'X' * 512) self.assertEqual(MockConnection.object(0), b'X' * 512) self.store.seek(8 * 512) self.store.write(b'X' * 512) self.assertEqual(MockConnection.object(8), b'X' * 512) def test_read_partial_object_content(self): self.store.seek(0) data = self.store.read(256) self.assertEqual(data, b'\xff' * 256) def test_read_partial_object_no_content(self): self.store.seek(8 * 512) data = self.store.read(256) self.assertEqual(data, b'\0' * 256) def test_write_partial_object_content(self): self.store.seek(0) self.store.write(b'X' * 256) self.assertEqual(MockConnection.object(0), b'X' * 256 + b'\xff' * 256) def test_write_partial_object_no_content(self): self.store.seek(8 * 512) self.store.write(b'X' * 256) self.assertEqual(MockConnection.object(8), b'X' * 256 + b'\0' * 256) def test_read_inter_object_content(self): self.store.seek(256) data = self.store.read(512) self.assertEqual(data, b'\xff' * 512) def test_read_inter_object_no_content(self): self.store.seek(8 * 512 + 256) data = self.store.read(512) self.assertEqual(data, b'\0' * 512) def test_read_inter_object_content_and_no_content(self): self.store.seek(8 * 512 - 256) data = self.store.read(512) self.assertEqual(data, b'\xff' * 256 + b'\0' * 256) def test_write_inter_object_content(self): self.store.seek(256) self.store.write(b'X' * 512) self.assertEqual(MockConnection.object(0), b'\xff' * 256 + b'X' * 256) self.assertEqual(MockConnection.object(1), b'X' * 256 + b'\xff' * 256) def test_write_inter_object_no_content(self): self.store.seek(8 * 512 + 256) self.store.write(b'X' * 512) self.assertEqual(MockConnection.object(8), b'\0' * 256 + b'X' * 256) self.assertEqual(MockConnection.object(9), b'X' * 256 + b'\0' * 256) def test_write_inter_object_content_and_no_content(self): self.store.seek(8 * 512 - 256) self.store.write(b'X' * 512) self.assertEqual(MockConnection.object(7), b'\xff' * 256 + b'X' * 256) self.assertEqual(MockConnection.object(8), b'X' * 256 + b'\0' * 256) def test_seek_bad_offset(self): self.assertRaises(IOError, self.store.seek, -1) self.assertRaises(IOError, self.store.seek, 10000000000000) try: self.store.seek(-1) except IOError as ex: self.assertEqual(ex.errno, errno.ESPIPE) else: self.fail("didn't raise IOError") def test_tell(self): self.store.seek(0) self.assertEqual(self.store.tell(), 0) self.store.seek(1024) self.assertEqual(self.store.tell(), 1024) def test_read_end_of_disk(self): self.store.seek(15 * 512) data = self.store.read(1024) self.assertEqual(len(data), 512) def test_wite_end_of_disk(self): self.store.seek(15 * 512) self.assertRaises(IOError, self.store.write, b'X' * 1024)
class SwiftStorageTestCase(unittest.TestCase): """Test the object-split file class.""" def setUp(self): # monkey-patch swiftclient to use out mock up import swiftnbd.swift as swift swift.client = MockConnection from swiftnbd.swift import SwiftStorage # create a disk doubling the actual size of the mock up so we # have some uninitialised space to run tests self.store = SwiftStorage('url', 'user', 'pass', 'container', 512, 16) self.store.flush() def tearDown(self): pass def test_read_full_object_content(self): self.store.seek(0) data = self.store.read(512) self.assertEqual(data, b'\xff'*512) def test_read_full_object_no_content(self): self.store.seek(8*512) data = self.store.read(512) self.assertEqual(data, b'\0'*512) def test_write_full_object(self): self.store.seek(0) self.store.write(b'X'*512) self.assertEqual(MockConnection.object(0), b'X'*512) self.store.seek(8*512) self.store.write(b'X'*512) self.assertEqual(MockConnection.object(8), b'X'*512) def test_read_partial_object_content(self): self.store.seek(0) data = self.store.read(256) self.assertEqual(data, b'\xff'*256) def test_read_partial_object_no_content(self): self.store.seek(8*512) data = self.store.read(256) self.assertEqual(data, b'\0'*256) def test_write_partial_object_content(self): self.store.seek(0) self.store.write(b'X'*256) self.assertEqual(MockConnection.object(0), b'X'*256 + b'\xff'*256) def test_write_partial_object_no_content(self): self.store.seek(8*512) self.store.write(b'X'*256) self.assertEqual(MockConnection.object(8), b'X'*256 + b'\0'*256) def test_read_inter_object_content(self): self.store.seek(256) data = self.store.read(512) self.assertEqual(data, b'\xff'*512) def test_read_inter_object_no_content(self): self.store.seek(8*512 + 256) data = self.store.read(512) self.assertEqual(data, b'\0'*512) def test_read_inter_object_content_and_no_content(self): self.store.seek(8*512 - 256) data = self.store.read(512) self.assertEqual(data, b'\xff'*256 + b'\0'*256) def test_write_inter_object_content(self): self.store.seek(256) self.store.write(b'X'*512) self.assertEqual(MockConnection.object(0), b'\xff'*256 + b'X'*256) self.assertEqual(MockConnection.object(1), b'X'*256 + b'\xff'*256) def test_write_inter_object_no_content(self): self.store.seek(8*512 + 256) self.store.write(b'X'*512) self.assertEqual(MockConnection.object(8), b'\0'*256 + b'X'*256) self.assertEqual(MockConnection.object(9), b'X'*256 + b'\0'*256) def test_write_inter_object_content_and_no_content(self): self.store.seek(8*512 - 256) self.store.write(b'X'*512) self.assertEqual(MockConnection.object(7), b'\xff'*256 + b'X'*256) self.assertEqual(MockConnection.object(8), b'X'*256 + b'\0'*256) def test_seek_bad_offset(self): self.assertRaises(IOError, self.store.seek, -1) self.assertRaises(IOError, self.store.seek, 10000000000000) try: self.store.seek(-1) except IOError as ex: self.assertEqual(ex.errno, errno.ESPIPE) else: self.fail("didn't raise IOError") def test_tell(self): self.store.seek(0) self.assertEqual(self.store.tell(), 0) self.store.seek(1024) self.assertEqual(self.store.tell(), 1024) def test_read_end_of_disk(self): self.store.seek(15*512) data = self.store.read(1024) self.assertEqual(len(data), 512) def test_wite_end_of_disk(self): self.store.seek(15*512) self.assertRaises(IOError, self.store.write, b'X'*1024)