Stop checking status; raise instead

test/runjsontests.py

@@ -62,6 +62,10 @@ def safeReadFile(path):
     except IOError as e:
         return '<File "%s" is missing: %s>' % (path,e)
 
+class FailError(Exception):
+    def __init__(self, msg):
+        super(Exception, self).__init__(msg)
+
 def runAllTests(jsontest_executable_path, input_dir = None,
                  use_valgrind=False, with_json_checker=False,
                  writerClass='StyledWriter'):
@@ -161,10 +165,9 @@ def runAllTests(jsontest_executable_path, input_dir = None,
             print()
         print('Test results: %d passed, %d failed.' % (len(tests)-len(failed_tests),
                                                        len(failed_tests)))
-        return 1
+        raise FailError(repr(failed_tests))
     else:
         print('All %d tests passed.' % len(tests))
-        return 0
 
 def main():
     from optparse import OptionParser
@@ -187,24 +190,21 @@ def main():
         input_path = os.path.normpath(os.path.abspath(args[1]))
     else:
         input_path = None
-    status = runAllTests(jsontest_executable_path, input_path,
+    runAllTests(jsontest_executable_path, input_path,
                          use_valgrind=options.valgrind,
                          with_json_checker=options.with_json_checker,
                          writerClass='StyledWriter')
-    if status:
-        sys.exit(status)
-    status = runAllTests(jsontest_executable_path, input_path,
+    runAllTests(jsontest_executable_path, input_path,
                          use_valgrind=options.valgrind,
                          with_json_checker=options.with_json_checker,
                          writerClass='StyledStreamWriter')
-    if status:
-        sys.exit(status)
-    status = runAllTests(jsontest_executable_path, input_path,
+    runAllTests(jsontest_executable_path, input_path,
                          use_valgrind=options.valgrind,
                          with_json_checker=options.with_json_checker,
                          writerClass='BuiltStyledStreamWriter')
-    if status:
-        sys.exit(status)
 
 if __name__ == '__main__':
-    main()
+    try:
+        main()
+    except FailError:
+        sys.exit(1)