diff --git a/artiq/test/thorlabs_tcube.py b/artiq/test/thorlabs_tcube.py
new file mode 100644
index 000000000..de3cdfac6
--- /dev/null
+++ b/artiq/test/thorlabs_tcube.py
@@ -0,0 +1,164 @@
+import unittest
+import os
+import time
+
+from artiq.devices.thorlabs_tcube.driver import Tdc, Tpz, TdcSim, TpzSim
+from artiq.language.units import V
+
+no_hardware = bool(os.getenv("ARTIQ_NO_HARDWARE"))
+
+
+class GenericTdcTest(unittest.TestCase):
+    def test_pot_parameters(self):
+        test_vector = 1, 2, 3, 4, 5, 6, 7, 8
+        self.cont.set_pot_parameters(*test_vector)
+        self.assertEqual(test_vector, self.cont.get_pot_parameters())
+
+    def test_position_counter(self):
+        test_vector = 42
+        self.cont.set_position_counter(test_vector)
+        self.assertEqual(test_vector, self.cont.get_position_counter())
+
+    def test_encoder_counter(self):
+        test_vector = 43
+        self.cont.set_encoder_counter(test_vector)
+        self.assertEqual(test_vector, self.cont.get_encoder_counter())
+
+    def test_velocity_parameters(self):
+        test_vector = 44, 45
+        self.cont.set_velocity_parameters(*test_vector)
+        self.assertEqual(test_vector, self.cont.get_velocity_parameters())
+
+    def test_jog_parameters(self):
+        test_vector = 46, 47, 48, 49, 50
+        self.cont.set_jog_parameters(*test_vector)
+        self.assertEqual(test_vector, self.cont.get_jog_parameters())
+
+    def test_gen_move_parameters(self):
+        test_vector = 51
+        self.cont.set_gen_move_parameters(test_vector)
+        self.assertEqual(test_vector, self.cont.get_gen_move_parameters())
+
+    def test_moverelparams(self):
+        test_vector = 52
+        self.cont.set_move_relative_parameters(test_vector)
+        self.assertEqual(test_vector, self.cont.get_move_relative_parameters())
+
+    def test_move_absolute_parameters(self):
+        test_vector = 53
+        self.cont.set_move_absolute_parameters(test_vector)
+        self.assertEqual(test_vector, self.cont.get_move_absolute_parameters())
+
+    def test_home_parameters(self):
+        test_vector = 54
+        self.cont.set_home_parameters(test_vector)
+        self.assertEqual(test_vector, self.cont.get_home_parameters())
+
+    def test_limit_switch_parameters(self):
+        test_vector = 2, 1
+        self.cont.set_limit_switch_parameters(*test_vector)
+        self.assertEqual(test_vector, self.cont.get_limit_switch_parameters())
+
+    def test_dc_pid_parameters(self):
+        test_vector = 57, 58, 59, 60, 0x0f
+        self.cont.set_dc_pid_parameters(*test_vector)
+        self.assertEqual(test_vector, self.cont.get_dc_pid_parameters())
+
+    def test_av_modes(self):
+        for i in range(1):
+            for j in range(1):
+                for k in range(1):
+                    with self.subTest(i=i):
+                        with self.subTest(j=j):
+                            with self.subTest(k=k):
+                                test_vector = i << 2 + j << 1 + k
+                                self.cont.set_av_modes(test_vector)
+                                self.assertEqual(test_vector,
+                                                 self.cont.get_av_modes())
+
+    def test_button_parameters(self):
+        test_vector = 2, 3, 4
+        self.cont.set_button_parameters(*test_vector)
+        self.assertEqual(test_vector, self.cont.get_button_parameters())
+
+
+class GenericTpzTest(unittest.TestCase):
+    def test_position_control_mode(self):
+        test_vector = 1
+        self.cont.set_position_control_mode(test_vector)
+        self.assertEqual(test_vector, self.cont.get_position_control_mode())
+
+    def test_ouput_volts(self):
+
+        for voltage in 5*V, 10*V, 15*V, \
+                round(self.cont.get_tpz_io_settings()[0].amount)*V:
+            with self.subTest(voltage=voltage):
+                test_vector = voltage
+                self.cont.set_output_volts(test_vector)
+                time.sleep(1)  # Wait for the output voltage to converge
+                self.assertAlmostEqual(test_vector,
+                                       self.cont.get_output_volts(),
+                                       delta=0.03*V)
+
+    def test_output_position(self):
+        test_vector = 31000
+        self.cont.set_output_position(test_vector)
+        self.assertEqual(test_vector, self.cont.get_output_position())
+
+    def test_input_volts_source(self):
+        for i in range(3):
+            test_vector = i
+            self.cont.set_input_volts_source(i)
+            with self.subTest(i=i):
+                self.assertEqual(test_vector,
+                                 self.cont.get_input_volts_source())
+
+    def test_pi_constants(self):
+        test_vector = 42, 43
+        self.cont.set_pi_constants(*test_vector)
+        self.assertEqual(test_vector, self.cont.get_pi_constants())
+
+    def test_tpz_display_settings(self):
+        for intensity in 0, 10, 30, 50, 100, 150, 254:
+            with self.subTest(intensity=intensity):
+                test_vector = intensity
+                self.cont.set_tpz_display_settings(test_vector)
+                self.assertEqual(test_vector,
+                                 self.cont.get_tpz_display_settings())
+
+    def test_tpz_io_settings(self):
+        for v in 75*V, 100*V, 150*V:
+            with self.subTest(v=v):
+                test_vector = v, 1
+                self.cont.set_tpz_io_settings(*test_vector)
+                self.assertEqual(test_vector, self.cont.get_tpz_io_settings())
+
+
+@unittest.skipIf(no_hardware, "no hardware")
+class TestTdc(GenericTdcTest):
+    def setUp(self):
+        serial = os.getenv("ARTIQ_TDC001_SERIAL")
+        args = dict()
+        if serial is not None:
+            args["serial_dev"] = serial
+        self.cont = Tdc(**args)
+
+
+class TestTdcSim(GenericTdcTest):
+    def setUp(self):
+        self.cont = TdcSim()
+
+
+@unittest.skipIf(no_hardware, "no hardware")
+class TestTpz(GenericTpzTest):
+    def setUp(self):
+        serial = os.getenv("ARTIQ_TPZ001_SERIAL")
+        args = dict()
+        if serial is not None:
+            args["serial_dev"] = serial
+        self.cont = Tpz(**args)
+
+
+class TestTpzSim(GenericTpzTest):
+    def setUp(self):
+        self.cont = TpzSim()