Python FloatArray.buffer示例

示例#1

文件： test_structures.py 项目： pyarnold/gauged

 def test_array_import_export_using_buffer(self):
     s = FloatArray([1, 2, 3])
     buf = buffer(s.buffer())
     s.free()
     self.assertEqual(len(buf), 12)
     copy = FloatArray(buf, 12)
     self.assertListEqual(copy.values(), [1, 2, 3])
     copy.free()
     s = FloatArray()
     self.assertEqual(s.buffer(), None)
     s.free()

示例#2

文件： test_structures.py 项目： chriso/gauged

 def test_array_import_export(self):
     s = FloatArray([1, 2, 3])
     buf = str(s.buffer())
     s.free()
     self.assertEqual(len(buf), 12)
     copy = FloatArray(buf, 12)
     self.assertEqual(copy.values(), [1, 2, 3])
     copy.free()
     s = FloatArray()
     self.assertIsNone(s.buffer())
     s.free()

示例#3

 def test_array_import_export_using_buffer(self):
     s = FloatArray([1, 2, 3])
     buf = buffer(s.buffer())
     s.free()
     self.assertEqual(len(buf), 12)
     copy = FloatArray(buf, 12)
     self.assertListEqual(copy.values(), [1, 2, 3])
     copy.free()
     s = FloatArray()
     self.assertEqual(s.buffer(), None)
     s.free()

示例#4

文件： test_structures.py 项目： pyarnold/gauged

 def test_array_buffer_offset(self):
     s = FloatArray([1, 2, 3])
     buf = s.buffer(byte_offset=4)
     s.free()
     self.assertEqual(len(buf), 8)
     copy = FloatArray(buf, 8)
     self.assertListEqual(copy.values(), [2, 3])
     copy.free()

示例#5

文件： test_structures.py 项目： pyarnold/gauged

 def test_use_array_after_free_error(self):
     s = FloatArray()
     s.free()
     with self.assertRaises(GaugedUseAfterFreeError):
         len(s)
     with self.assertRaises(GaugedUseAfterFreeError):
         s.values()
     with self.assertRaises(GaugedUseAfterFreeError):
         s.values()
     with self.assertRaises(GaugedUseAfterFreeError):
         s.append(1)
     with self.assertRaises(GaugedUseAfterFreeError):
         s.byte_length()
     with self.assertRaises(GaugedUseAfterFreeError):
         s.buffer()
     with self.assertRaises(GaugedUseAfterFreeError):
         s.clear()

示例#6

 def test_array_buffer_offset(self):
     s = FloatArray([1, 2, 3])
     buf = s.buffer(byte_offset=4)
     s.free()
     self.assertEqual(len(buf), 8)
     copy = FloatArray(buf, 8)
     self.assertListEqual(copy.values(), [2, 3])
     copy.free()

示例#7

 def test_use_array_after_free_error(self):
     s = FloatArray()
     s.free()
     with self.assertRaises(GaugedUseAfterFreeError):
         len(s)
     with self.assertRaises(GaugedUseAfterFreeError):
         s.values()
     with self.assertRaises(GaugedUseAfterFreeError):
         s.values()
     with self.assertRaises(GaugedUseAfterFreeError):
         s.append(1)
     with self.assertRaises(GaugedUseAfterFreeError):
         s.byte_length()
     with self.assertRaises(GaugedUseAfterFreeError):
         s.buffer()
     with self.assertRaises(GaugedUseAfterFreeError):
         s.clear()