gunittest: link sample data and say it is basic loc

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@67208 15284696-431f-4ddb-bdfa-cd5b030d7da7

lib/python/docs/src/gunittest_running_tests.rst

@@ -67,6 +67,16 @@ scripts. The flag causes execution to stop once some command gives a non-zero
 return code.
 
 
+Running tests and creating report
+---------------------------------
+
+Currently there is full support only for running all the tests in
+the small (basic) version of GRASS GIS sample Location for North Carolina
+(see `GRASS GIS sample data`).
+
+.. _GRASS GIS sample data: https://grass.osgeo.org/download/sample-data
+
+
 Example Bash script to run be used as a cron job
 ------------------------------------------------
 

lib/python/docs/src/gunittest_testing.rst

@@ -25,6 +25,9 @@ things such as creation of GRASS-aware HTML test reports,
 or running of test in the way that process terminations potentially
 caused by C library functions does not influence the main testing process.
 
+Some tests will run without any data but many tests require
+the small (basic) version of GRASS GIS sample Location for North Carolina
+(see `GRASS GIS sample data`).
 
 Basic example
 -------------
@@ -716,3 +719,4 @@ Further reading
 .. _1038: https://scan.coverity.com/projects/1038
 .. _Cppcheck: http://cppcheck.sourceforge.net/
 .. _sandbox: https://svn.osgeo.org/grass/sandbox/wenzeslaus/grass_py_static_check.py
+.. _GRASS GIS sample data: https://grass.osgeo.org/download/sample-data