TT#70901 selenium: properly seperate threading settings

- seperate thread settings for local and jenkins tests. this setting was
pretty much useless before.

- add some help text in config files.

Change-Id: Ib9358d3878519390b02beb7c3444b4fc53ad1844

t/selenium/nose2cfg/jenkinstest.cfg

@@ -1,3 +1,6 @@
+#this is the test configuration for running tests on jenkins.
+#the only difference between this and localtest.cfg is that this will generate a junit result file
+
 [unittest]
 plugins = nose2.plugins.junitxml
           nose2.plugins.mp
@@ -9,11 +12,10 @@ keep_restricted = False
 path = /results/selenium.xml
 test_fullname = True
 
-[multiprocess]
+[multiprocess] #change thread count here. should be the same as in testrunner
 always-on = True
 processes = 2
 
-
 [output-buffer]
 always-on = True
 stderr = False

t/selenium/nose2cfg/localtest.cfg

@@ -1,3 +1,6 @@
+#this is the test configuration for running tests on your local machine.
+#the only difference between this and jenkinstest.cfg is that this wont generate a junit result file
+
 [unittest]
 plugins = nose2.plugins.junitxml
           nose2.plugins.mp
@@ -9,7 +12,7 @@ keep_restricted = False
 path = selenium.xml
 test_fullname = True
 
-[multiprocess]
+[multiprocess] #change thread count here. should be the same as in testrunner
 always-on = True
 processes = 2
 

t/selenium/testrunner

@@ -55,15 +55,16 @@ RC=0
 export CATALYST_SERVER="https://${SERVER}"
 cd t/selenium
 
-#Change thread count here and in nose2 config files
-export THREADS=2
-
 if [ "${OUTPUT_TYPE:-}" = "junit" ] ; then
+  #Change thread count here and in nose2cfg/jenkinstest.cfg
+  export THREADS=2
   export JENKINS=1
   python3 testrun.py -v -c nose2cfg/jenkinstest.cfg | \
     tee -a "${OUTPUT_DIRECTORY}/selenium.xml"
   RC="${PIPESTATUS[0]}"
 else
+  #Change thread count here and in nose2cfg/localtest.cfg
+  export THREADS=2
   python3 testrun.py -v -c nose2cfg/localtest.cfg|| RC=$?
 fi