set status code of search command based on whether results have failed; more instrumentation in search tests

Author: James Crosby

yotta/search.py

@@ -53,4 +53,9 @@ def execCommand(args, following_args):
         if args.type == 'both' or args.type == result['type']:
             description = result['description'] if 'description' in result else '<no description>'
             print('%s %s: %s' % (result['name'], result['version'], lengthLimit(description, 160)))
+    # exit status: success if we found something, otherwise fail
+    if count:
+        return 0
+    else:
+        return 1
 

yotta/test/cli/search.py

@@ -43,6 +43,10 @@ def test_limit(self):
 
     def runCheckCommand(self, args):
         stdout, stderr, statuscode = cli.run(args)
+        if statuscode != 0:
+            print('command failed with status %s' % statuscode)
+            print(stdout)
+            print(strerr)
         self.assertEqual(statuscode, 0)
         return stdout or stderr