def test_continuous(test_dur=3):
interr = Interrogator()
interr.connect()
interr.create_sensors_from_file("test/fbg_properties.json")
interr.set_trigger_defaults(False)
interr.zero_strain_sensors()
data = interr.data
interr.setup_append_data()
interr.data_interleave = 2
interr.num_averages = 2
print(interr.data_rate_divider)
print(interr.data_interleave)
print(interr.get_num_averages(1, 1))
t0 = time.time()
while time.time() - t0 < test_dur:
interr.get_data()
interr.sleep()
t = data["time"]
data1 = data[interr.sensors[0].name + "_wavelength"]
data2 = data[interr.sensors[1].name + "_wavelength"]
plt.plot(t, data2)
plt.xlabel("t (s)")
plt.ylabel(r"Wavelength")
plt.figure()
plt.plot(t, data1)
plt.xlabel("t (s)")
plt.ylabel("Wavelength")
print(interr.data_header)
interr.disconnect()
return data
def test_streaming(test_dur=2):
interr = Interrogator()
interr.connect()
interr.create_sensors_from_file("test/fbg_properties.json")
interr.set_trigger_defaults(False)
interr.zero_strain_sensors()
interr.data_interleave = 2
interr.set_num_averages = 2
interr.setup_streaming()
data = interr.data
t0 = time.time()
while time.time() - t0 < test_dur:
interr.get_data()
interr.sleep()
t = data["time"]
data1 = data[interr.sensors[0].name + "_temperature"]
data2 = data[interr.sensors[1].name + "_strain"]
try:
data2 -= data2[0]
except IndexError:
pass
plt.plot(t, data2)
plt.xlabel("t (s)")
plt.ylabel(r"$\mu$-strain")
plt.figure()
plt.plot(t, data1)
plt.xlabel("t (s)")
plt.ylabel("T (deg. C)")
print(interr.data_header)
interr.disconnect()
return data
def test_flush_buffer(test_dur=2):
interr = Interrogator()
interr.connect()
interr.create_sensors_from_file("test/fbg_properties.json")
interr.set_trigger_defaults(False)
interr.zero_strain_sensors()
interr.setup_append_data()
t0 = time.time()
while time.time() - t0 < test_dur:
interr.get_data()
interr.sleep()
print("Current buffer:", interr.buffer_count)
interr.flush_buffer(verbose=True)
print("Buffer after flushing:", interr.buffer_count)