Starting to test more smart scan functionality using mocked Thing Dependencies

tests/mock_things/mock_background_detect.py

@@ -0,0 +1,20 @@
+"""This testing submodule contains mock autofocus things.
+
+These mocks are designed to be inserted as dependencies to give specific
+functionality and returns.
+
+The mocks do not subclass, and instead return very specific defined answers
+to functions
+"""
+
+from openflexure_microscope_server.things.background_detect import ChannelDistributions
+
+
+class MockBackgoundDetectThing:
+    # Counter for checking functions were called
+
+    background_distributions = ChannelDistributions(
+        means=[128.0, 128.0, 128.0],
+        standard_deviations=[3.0, 3.0, 3.0],
+        colorspace="LUV",
+    )