fix run_gdat_tests selector

matlab/run_gdat_tests.m

@@ -57,16 +57,20 @@ switch lower(test_case)
     suite = suite_all; % run all
   case 'basic'
     s = ~HasTag('slow');
+    suite = suite_all.selectIf(s);
   case 'basic-tcv'
     s = ~HasTag('slow') & HasName(ContainsSubstring('tcv'));
+    suite = suite_all.selectIf(s);
   case 'tcv'
     s = HasName(ContainsSubstring('tcv'));
+    suite = suite_all.selectIf(s);
   case 'aug'
     s = HasName(ContainsSubstring('aug'));
+    suite = suite_all.selectIf(s);
   otherwise
     s = HasTag(test_case);
+    suite = suite_all.selectIf(s);
 end
-suite = suite_all.selectIf(s);
 
 if isempty(suite)
   fprintf('\nEmpty test suite returned for TestTag=''%s''\n',test_case); return;