def testUpdates(self):
buffer = SharedBuffer(array_len=self.array_len,
array_type=self.array_type,
np_array_type=self.np_array_type,
array_lock=True)
# Test updated flag functionality
self.assertEqual(buffer.updated(), 0)
buffer.write(np.zeros(self.array_len))
self.assertEqual(buffer.updated(), 1)
buffer.read(1)
self.assertEqual(buffer.updated(), 1)
buffer.read_update(1)
self.assertEqual(buffer.updated(), 0)
buffer.set_data_update(1)
self.assertEqual(buffer.updated(), 1)
buffer.set_data_update(0)
self.assertEqual(buffer.updated(), 0)
def testRead(self):
buffer = SharedBuffer(array_len=2, array_type='d', np_array_type='d')
buffer.write([1, 2])
data, timestamp, index = buffer.read()
np.testing.assert_array_equal(data, [[1, 2]])
self.assertTrue(buffer.updated())