Add a test for trim_downsample_WFChan

tests/test_model/test_handling_data.py

@@ -281,6 +281,16 @@ class TestTrimDownsampleWfChan(TestCase):
         self.assertTrue('data' not in self.channel_data)
         const.RECAL_SIZE_LIMIT = ORIGINAL_RECAL_SIZE_LIMIT
 
+    @patch('sohstationviewer.model.handling_data.trim_waveform_data',
+           wraps=trim_waveform_data)
+    @patch('sohstationviewer.model.handling_data.downsample_waveform_data',
+           wraps=downsample_waveform_data)
+    def test_data_trim_and_downsampled(self, mock_downsample, mock_trim):
+        trim_downsample_WFChan(self.channel_data, self.start_time,
+                               self.end_time, False)
+        self.assertTrue(mock_trim.called)
+        self.assertTrue(mock_downsample.called)
+
 
 class TestGetTrimTpsData(TestCase):
     def no_file_memmap(self, file_path: Path, **kwargs):