Added segment scope reader tests.

Author: CumulonimbusCalvus

docs/notebooks/unfinished/example_UHFLI_measurements.py

@@ -139,7 +139,6 @@ def __init__(self, name='settings'):
 #%% 1D readout
 
 period = 1.0
-demod_channel = 1
 frequency = 154.8e6
 
 scope_settings(period)
@@ -156,7 +155,6 @@ def __init__(self, name='settings'):
 
 #%% 2D video mode
 
-demod_channel = 1
 sample_rate = 220e3
 
 scope_settings(sample_rate=sample_rate, trigger_enabled=True)

src/qtt/measurements/videomode.py

@@ -22,7 +22,6 @@
 import qtpy.QtCore
 from qtt.measurements.scans import makeDataset_sweep, makeDataset_sweep_2D
 from qtt.measurements.acquisition.interfaces import AcquisitionScopeInterface
-from qilib.data_set import DataSet
 
 # %%
 

src/tests/measurements/test_scans.py

@@ -0,0 +1,68 @@
+from unittest import TestCase
+from unittest.mock import MagicMock, patch
+
+from qtt.measurements.scans import measure_segment_scope_reader
+
+class TestScans(TestCase):
+
+    def test_measure_segment_scope_reader_2D(self):
+        period = 1e-3
+        width = [0.9, 0.9]
+        resolution = [96, 96]
+        sample_rate = 1e6
+        mock_data_arrays = MagicMock(T=[2, 3, 4])
+
+        mock_scope = MagicMock(sample_rate=sample_rate)
+        mock_scope.acquire.return_value = mock_data_arrays
+
+        raw_data_mock = MagicMock()
+        data_mock = MagicMock()
+        waveform = dict(period=period, width_horz=width[0], width_vert=width[1], resolution=resolution)
+        average_count = 123
+
+        with patch('qtt.measurements.scans.process_2d_sawtooth', return_value = (data_mock, None)) as process_mock:
+            with patch('numpy.array') as array_mock:
+                array_mock.return_value.T = raw_data_mock
+                result_data = measure_segment_scope_reader(mock_scope, waveform, average_count)
+
+                array_mock.assert_called_once_with(mock_data_arrays)
+                mock_scope.acquire.assert_called_once_with(number_of_averages=average_count)
+                process_mock.assert_called_with(raw_data_mock, period, sample_rate,
+                                                resolution, width, fig=None, start_zero=False)
+                self.assertEqual(data_mock, result_data)
+
+    def test_measure_segment_scope_reader_1D(self):
+        period = 1e-3
+        width = 0.9
+        sample_rate = 1e6
+        mock_data_arrays = MagicMock(T=[2, 3, 4])
+
+        mock_scope = MagicMock(sample_rate=sample_rate)
+        mock_scope.acquire.return_value = mock_data_arrays
+
+        raw_data_mock = MagicMock()
+        data_mock = MagicMock()
+        waveform = dict(period=period, width=width)
+        average_count = 123
+
+        with patch('qtt.measurements.scans.process_1d_sawtooth', return_value = (data_mock, None)) as process_mock:
+            with patch('numpy.array') as array_mock:
+                array_mock.return_value.T = raw_data_mock
+                result_data = measure_segment_scope_reader(mock_scope, waveform, average_count)
+
+                array_mock.assert_called_once_with(mock_data_arrays)
+                mock_scope.acquire.assert_called_once_with(number_of_averages=average_count)
+                process_mock.assert_called_with(raw_data_mock, [width], period, sample_rate,
+                                                resolution=None, start_zero=False, fig=None)
+                self.assertEqual(data_mock, result_data)
+
+    def test_measure_segment_scope_reader_no_processing(self):
+        mock_scope = MagicMock()
+        mock_scope.acquire.return_value = MagicMock()
+
+        average_count = 123
+        numpy_array_mock = MagicMock()
+        with patch('numpy.array', return_value=numpy_array_mock):
+            result_data = measure_segment_scope_reader(mock_scope, None, average_count, process=False)
+            mock_scope.acquire.assert_called_once_with(number_of_averages=average_count)
+            self.assertEqual(numpy_array_mock, result_data)