diff --git a/src/Mod/Fem/femtest/testccxtools.py b/src/Mod/Fem/femtest/testccxtools.py
index 18529db277..f6ff8b8bbf 100644
--- a/src/Mod/Fem/femtest/testccxtools.py
+++ b/src/Mod/Fem/femtest/testccxtools.py
@@ -38,6 +38,7 @@ class TestCcxTools(unittest.TestCase):
     fcc_print('import TestCcxTools')
 
     def setUp(self):
+        # init, is executed before every test
         self.doc_name = "TestCcxTools"
         try:
             FreeCAD.setActiveDocument(self.doc_name)
@@ -772,6 +773,7 @@ class TestCcxTools(unittest.TestCase):
         fcc_print('--------------- End of FEM tests FLow 1D thermomech analysis ---------------')
 
     def tearDown(self):
+        # clearance, is executed after every test
         FreeCAD.closeDocument(self.doc_name)
         pass
 
diff --git a/src/Mod/Fem/femtest/testcommon.py b/src/Mod/Fem/femtest/testcommon.py
index ea9c08fe84..5cec53819c 100644
--- a/src/Mod/Fem/femtest/testcommon.py
+++ b/src/Mod/Fem/femtest/testcommon.py
@@ -36,6 +36,7 @@ class TestFemCommon(unittest.TestCase):
     fcc_print('import TestFemCommon')
 
     def setUp(self):
+        # init, is executed before every test
         self.doc_name = "TestsFemCommon"
         try:
             FreeCAD.setActiveDocument(self.doc_name)
@@ -94,5 +95,6 @@ class TestFemCommon(unittest.TestCase):
             self.assertTrue(im, 'Problem importing {0}'.format(mod))
 
     def tearDown(self):
+        # clearance, is executed after every test
         FreeCAD.closeDocument(self.doc_name)
         pass
diff --git a/src/Mod/Fem/femtest/testmesh.py b/src/Mod/Fem/femtest/testmesh.py
index 74b7973072..a5ebdab363 100644
--- a/src/Mod/Fem/femtest/testmesh.py
+++ b/src/Mod/Fem/femtest/testmesh.py
@@ -36,6 +36,7 @@ class TestMeshCommon(unittest.TestCase):
     fcc_print('import TestMeshCommon')
 
     def setUp(self):
+        # init, is executed before every test
         self.doc_name = "TestMeshCommon"
         try:
             FreeCAD.setActiveDocument(self.doc_name)
@@ -398,5 +399,6 @@ class TestMeshEleTetra10(unittest.TestCase):
         )
 
     def tearDown(self):
+        # clearance, is executed after every test
         FreeCAD.closeDocument(self.doc_name)
         pass
diff --git a/src/Mod/Fem/femtest/testobject.py b/src/Mod/Fem/femtest/testobject.py
index d4cdc17aa1..8ed27013dd 100644
--- a/src/Mod/Fem/femtest/testobject.py
+++ b/src/Mod/Fem/femtest/testobject.py
@@ -34,6 +34,7 @@ class TestObjectCreate(unittest.TestCase):
     fcc_print('import TestObjectCreate')
 
     def setUp(self):
+        # init, is executed before every test
         self.doc_name = "TestObjectCreate"
         try:
             FreeCAD.setActiveDocument(self.doc_name)
@@ -475,5 +476,6 @@ class TestObjectType(unittest.TestCase):
         # is = 43 (just copy in empty file to test)
 
     def tearDown(self):
+        # clearance, is executed after every test
         FreeCAD.closeDocument(self.doc_name)
         pass
diff --git a/src/Mod/Fem/femtest/testresult.py b/src/Mod/Fem/femtest/testresult.py
index 8579df3567..3b9425bd50 100644
--- a/src/Mod/Fem/femtest/testresult.py
+++ b/src/Mod/Fem/femtest/testresult.py
@@ -35,6 +35,7 @@ class TestResult(unittest.TestCase):
     fcc_print('import TestResult')
 
     def setUp(self):
+        # init, is executed before every test
         self.doc_name = "TestResult"
         try:
             FreeCAD.setActiveDocument(self.doc_name)
@@ -265,5 +266,6 @@ class TestResult(unittest.TestCase):
         self.assertEqual(disp_abs, expected_dispabs, "Calculated displacement abs are not the expected values.")
 
     def tearDown(self):
+        # clearance, is executed after every test
         FreeCAD.closeDocument(self.doc_name)
         pass
diff --git a/src/Mod/Fem/femtest/testsolverframework.py b/src/Mod/Fem/femtest/testsolverframework.py
index e7a090afba..91feb7ef10 100644
--- a/src/Mod/Fem/femtest/testsolverframework.py
+++ b/src/Mod/Fem/femtest/testsolverframework.py
@@ -37,6 +37,7 @@ class TestSolverFrameWork(unittest.TestCase):
     fcc_print('import TestSolverFrameWork')
 
     def setUp(self):
+        # init, is executed before every test
         self.doc_name = "TestSolverFrameWork"
         try:
             FreeCAD.setActiveDocument(self.doc_name)
@@ -199,5 +200,6 @@ class TestSolverFrameWork(unittest.TestCase):
         fcc_print('--------------- End of FEM tests solver frame work ---------------')
 
     def tearDown(self):
+        # clearance, is executed after every test
         FreeCAD.closeDocument(self.doc_name)
         pass