Add test "allow no more than one vararg"

colorfulappl · colorfulappl · commit bbad2bb87307 · 2022-08-15T10:00:20.000+08:00
diff --git a/Lib/test/test_clinic.py b/Lib/test/test_clinic.py
@@ -730,6 +730,15 @@ def test_parameters_not_permitted_after_slash_for_now(self):
     x: int
 """)
 
+    def test_parameters_no_more_than_one_vararg(self):
+        s = self.parse_function_should_fail("""
+module foo
+foo.bar
+   *vararg1: object
+   *vararg2: object
+""")
+        self.assertEqual(s, "Error on line 0:\nToo many var args\n")
+
     def test_function_not_at_column_0(self):
         function = self.parse_function("""
   module foo
