🩹 Add extra checks in unit test to test for ordering

By switching m1 and m2 we reliably introduce the ordering bug, which is then fixed by the fix for matrix provider.

glotaran/builtin/megacomplexes/pfid/test/test_pfid_model.py

@@ -190,7 +190,7 @@ class OneOscillationWithSequentialModel:
                 "dataset1": {
                     "initial_concentration": "j1",
                     "irf": "irf1",
-                    "megacomplex": ["m1", "m2"],
+                    "megacomplex": ["m2", "m1"],
                     "global_megacomplex": ["m3"],
                 }
             },
@@ -266,8 +266,8 @@ class OneOscillationWithSequentialModel:
                 ["0", 0, {"vary": False, "non-negative": False}],
             ],
             "kinetic": [
-                ["1", 0.05],
-                ["2", 0.001],
+                ["1", 0.055],
+                ["2", 0.0015],
             ],
             "osc": [
                 ["freq", 1501],
@@ -293,6 +293,7 @@ class OneOscillationWithSequentialModel:
     ],
 )
 def test_pfid_model(suite):
+    class_name = suite.__name__
     print(suite.sim_model.validate())
     assert suite.sim_model.valid()
 
@@ -326,7 +327,7 @@ def test_pfid_model(suite):
         model=suite.model,
         parameters=suite.parameter,
         data=data,
-        maximum_number_function_evaluations=10,
+        maximum_number_function_evaluations=5,
     )
     result = optimize(scheme, raise_exception=True)
     print(result.optimized_parameters)
@@ -343,6 +344,11 @@ def test_pfid_model(suite):
     assert "pfid_associated_spectra" in resultdata
     assert "pfid_phase" in resultdata
 
+    # Ensure that s1, s2 are not mixed up with osc1_cos and osc1_sin by checking amplitudes
+    if "OneOscillationWithSequentialModel" in class_name:
+        assert resultdata.species_associated_spectra.sel(species="s1").max() > 7
+        assert resultdata.species_associated_spectra.sel(species="s2").max() > 8
+
 
 if __name__ == "__main__":
-    pytest.main([__file__])
+    pytest.main([__file__, "-s", "-v"])