update tests of parameter classes

ensure that values are actually correct instead of checking for succesfull initialization only

tests/parameters/test_CESTPool.py

@@ -18,7 +18,13 @@
 def test_from_valid_params(r1, r2, k, f, dw, t1, t2):
     """Test CESTPool instantiation from valid parameters."""
     a = CESTPool(r1=r1, r2=r2, k=k, f=f, dw=dw, t1=t1, t2=t2)
-    assert isinstance(a, CESTPool)
+
+    # assert that the attributes are set correctly
+    assert a.r1 == float(r1) if r1 is not None else 1 / float(t1)
+    assert a.r2 == float(r2) if r2 is not None else 1 / float(t2)
+    assert a.k == float(k)
+    assert a.f == float(f)
+    assert a.dw == float(dw)
 
 
 @pytest.mark.parametrize(

tests/parameters/test_Options.py

@@ -17,7 +17,12 @@
 def test_from_valid_params(verbose, reset_init_mag, scale, max_pulse_samples):
     """Test Options instantiation from valid parameters."""
     a = Options(verbose=verbose, reset_init_mag=reset_init_mag, scale=scale, max_pulse_samples=max_pulse_samples)
-    assert isinstance(a, Options)
+
+    # assert that the attributes are set correctly
+    assert a.verbose == bool(verbose)
+    assert a.reset_init_mag == bool(reset_init_mag)
+    assert a.scale == float(scale)
+    assert a.max_pulse_samples == int(max_pulse_samples)
 
 
 @pytest.mark.parametrize(

tests/parameters/test_PoolBaseClass.py

@@ -18,7 +18,12 @@
 def test_from_valid_params(r1, r2, f, dw, t1, t2):
     """Test Pool instantiation from valid parameters."""
     a = Pool(r1=r1, r2=r2, f=f, dw=dw, t1=t1, t2=t2)
-    assert isinstance(a, Pool)
+
+    # assert that the attributes are set correctly
+    assert a.r1 == float(r1) if r1 is not None else 1 / float(t1)
+    assert a.r2 == float(r2) if r2 is not None else 1 / float(t2)
+    assert a.f == float(f)
+    assert a.dw == float(dw)
 
 
 @pytest.mark.parametrize(

tests/parameters/test_WaterPool.py

@@ -18,7 +18,11 @@
 def test_from_valid_params(r1, r2, f, t1, t2):
     """Test WaterPool instantiation from valid parameters."""
     a = WaterPool(r1=r1, r2=r2, f=f, t1=t1, t2=t2)
-    assert isinstance(a, WaterPool)
+
+    # assert that the attributes are set correctly
+    assert a.r1 == float(r1) if r1 is not None else 1 / float(t1)
+    assert a.r2 == float(r2) if r2 is not None else 1 / float(t2)
+    assert a.f == float(f)
 
 
 @pytest.mark.parametrize(