Split up generic camera tests and simulation specific ones.

tests/unit_tests/test_base_camera.py

@@ -1,4 +1,9 @@
-"""Use the Simulation camera to test base camera functionality."""
+"""Use the Simulated camera to test base camera functionality.
+
+For tests of functionality specific to the simulated camera see
+test_simulated_camera.py and for testing the consistency of camera APIs see
+test_cameras.py.
+"""
 
 import numpy as np
 import pytest
@@ -58,12 +63,3 @@ def test_handle_broken_frame(test_env):
     for _i in range(15):
         array = camera.grab_as_array()
         assert isinstance(array, np.ndarray)
-
-
-def test_simulation_cam_calibration(test_env):
-    """Test that the simulated camera can be calibrated and reports calibration correctly."""
-    camera = test_env.get_thing_by_type(SimulatedCamera)
-    assert camera.calibration_required
-    camera.full_auto_calibrate()
-    assert not camera.calibration_required
-    assert camera.background_detector_status.ready

tests/unit_tests/test_simulated_camera.py

@@ -0,0 +1,27 @@
+"""Test the functionality specific to the simulated camera."""
+
+import pytest
+
+import labthings_fastapi as lt
+
+from openflexure_microscope_server.things.camera.simulation import SimulatedCamera
+from openflexure_microscope_server.things.stage.dummy import DummyStage
+
+from ..shared_utils.lt_test_utils import LabThingsTestEnv
+
+
+@pytest.fixture
+def test_env() -> lt.ThingClient:
+    """Yield a test environment with the Simulated Camera and Dummy Stage."""
+    thing_conf = {"camera": SimulatedCamera, "stage": DummyStage}
+    with LabThingsTestEnv(things=thing_conf) as env:
+        yield env
+
+
+def test_simulation_cam_calibration(test_env):
+    """Test that the simulated camera can be calibrated and reports calibration correctly."""
+    camera = test_env.get_thing_by_type(SimulatedCamera)
+    assert camera.calibration_required
+    camera.full_auto_calibrate()
+    assert not camera.calibration_required
+    assert camera.background_detector_status.ready