update test

Author: annie-xd-wang

test/model/test_model.py

@@ -221,6 +221,13 @@ def test_multiposition_acquisition(model):
         "MultiPositions",
         [[10.0, 10.0, 10.0, 10.0, 10.0]],
     )
+    model.configuration["experiment"]["MicroscopeState"]["image_mode"] = "z-stack"
+    model.configuration["experiment"]["MicroscopeState"]["number_z_steps"] = 10
+
+    model.configuration["experiment"]["MicroscopeState"]["step_size"] = 5.0
+    model.configuration["experiment"]["MicroscopeState"]["end_position"] = (
+        model.configuration["experiment"]["MicroscopeState"]["start_position"] + 15.0
+    )
     model.run_command("acquire")
 
     # sleep(1)