Test invalid value

src/jsonyx/test_jsonyx/test_loads.py

@@ -203,7 +203,9 @@ def test_string(json: ModuleType, string: str, expected: Any) -> None:
  ('"\\\n', "Expecting escaped character", 3),
  (r'"\a"', "Invalid backslash escape", 3),
  (r'"\u"', "Expecting 4 hex digits", 4),
+ (r'"\uXXXX"', "Expecting 4 hex digits", 4),
  (r'"\ud800\u"', "Expecting 4 hex digits", 10),
+ (r'"\ud800\uXXXX"', "Expecting 4 hex digits", 10),
 ])
 def test_invalid_string(
  json: ModuleType, string: str, msg: str, colno: int,
@@ -251,3 +253,18 @@ def test_array(json: ModuleType, string: str, expected: Any) -> None:
 def test_object(json: ModuleType, string: str, expected: Any) -> None:
  """Test JSON object."""
  assert json.loads(string) == expected
+
+
+@pytest.mark.parametrize(("string", "msg"), [
+ ("-", "Expecting value"),
+ ("foo", "Expecting value"),
+])
+def test_invalid_value(json: ModuleType, string: str, msg: str) -> None:
+ """Test invalid JSON value."""
+ with pytest.raises(json.JSONSyntaxError) as exc_info:
+ json.loads(string)
+
+ exc: Any = exc_info.value
+ assert exc.msg == msg
+ assert exc.lineno == 1
+ assert exc.colno == 1