Fix swapping out and err

mjtest/test/syntax_tests.py

@@ -17,7 +17,7 @@ class BasicSyntaxTest(TestCase):
         return self._should_succeed
 
     def short_name(self) -> str:
-        return path.basename(self.file)[:-3]
+        return path.basename(self.file)
 
     def run(self) -> BasicTestResult:
         out, err, rtcode = self.env.run_mj_command(self.MODE, self.file)

mjtest/test/tests.py

@@ -238,7 +238,7 @@ class TestResult:
 
 class BasicTestResult(TestResult):
 
-    def __init__(self, test_case: TestCase, error_code: int, error_output: str, output: str):
+    def __init__(self, test_case: TestCase, error_code: int, output: str, error_output: str):
         super().__init__(test_case, error_code)
         self._contains_error_str = "error" in error_output
         self.error_output = error_output