Improve project path definition

matlab/run_gdat_tests.m

-function [passed,results] = run_tbx_tests(test_case,coverage_report)
+function [passed,results] = run_gdat_tests(test_case,coverage_report)
 % Test runner for generic toolbox tests
 
 if nargin==0 || isempty(test_case)
@@ -30,6 +30,8 @@ end
 % add path of toolbox to make sure it is in the path
 tbxpath = fileparts(mfilename('fullpath'));
 addpath(tbxpath); % add default path
+projectpath = getenv('CI_PROJECT_DIR');
+if isempty(projectpath), projectpath = tbxpath; end
 
 % add additional paths present in a local setpaths_* file
 setpathsfile = dir(fullfile(tbxpath,'setpaths_*'));
@@ -84,7 +86,7 @@ fprintf('Start test case: %s\n%s\n\n',test_case,datestr(now));
 runner = matlab.unittest.TestRunner.withTextOutput;
 if needXML
   % Add some JUnit XML file with tests results
-  xmlFile = fullfile(getenv('CI_PROJECT_DIR'),sprintf('test_%s_%s.xml',test_case,version('-release')));
+  xmlFile = fullfile(projectpath,sprintf('test_%s_%s.xml',test_case,version('-release')));
   fprintf('\tGenerating JUnit XML report at %s\n',xmlFile);
   p = XMLPlugin.producingJUnitFormat(xmlFile);
   runner.addPlugin(p)
@@ -94,11 +96,11 @@ if needCOV
   switch lower(test_case)
     case 'coverage'
       % Produce HTML report
-      reportFolder = sprintf('test_%s_cov',version('-release'));
+      reportFolder = fullfile(projectpath,sprintf('test_%s_cov',version('-release')));
       reportFormat = matlab.unittest.plugins.codecoverage.CoverageReport(reportFolder);
     otherwise
       % Produce XML file in Cobertura format (for Gitlab MR viz.)
-      xmlFile = fullfile(getenv('CI_PROJECT_DIR'),sprintf('test_%s_%s_cov.xml',test_case,version('-release')));
+      xmlFile = fullfile(projectpath,sprintf('test_%s_%s_cov.xml',test_case,version('-release')));
       reportFormat = matlab.unittest.plugins.codecoverage.CoberturaFormat(xmlFile);
   end
   p = matlab.unittest.plugins.CodeCoveragePlugin.forFolder(fileparts(mfilename('fullpath')),...