check license exists before checkout

Author: scivision

+stdlib/checkout_license.m

@@ -29,6 +29,8 @@
 % https://www.mathworks.com/help/matlab/matlab_env/index-of-code-analyzer-checks.html
 featureName = string(com.mathworks.product.util.ProductIdentifier.get(name).getFlexName()); %#ok<JAPIMATHWORKS>
 
-ok = license('checkout', featureName);
+if license('test', featureName)
+  ok = license('checkout', featureName);
+end
 
 end

buildfile.m

@@ -64,10 +64,11 @@
     Tag = "java_exe", Dependencies="exe", Strict=true);
 
   coverageReport = fullfile(reportDir, 'coverage-report.html');
-  if isempty(license('inuse', 'MATLAB_Test'))
-    cvg = coverageReport;
-  else
+  mt_name = 'MATLAB_Test';
+  if license('test', mt_name) && ~isempty(license('inuse', mt_name))
     cvg = @() matlabtest.plugins.codecoverage.StandaloneReport(coverageReport);
+  else
+    cvg = coverageReport;
   end
 
   plan("coverage") = matlab.buildtool.tasks.TestTask(test_root, ...