[clang] [libclang/python] Improve test coverage (PR #109846)

[Jannick Kremer via cfe-commits]

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@@ -308,10 +310,10 @@ def test_element_type(self):
     def test_invalid_element_type(self):
         """Ensure Type.element_type raises if type doesn't have elements."""
         tu = get_tu("int i;")
-        i = get_cursor(tu, "i")
-        self.assertIsNotNone(i)
-        with self.assertRaises(Exception):
-            i.element_type
+        ty = get_cursor(tu, "i").type
+        with self.assertRaises(Exception) as ctx:
+            ty.element_type
+        self.assertEqual(str(ctx.exception), "Element type not available on this type.")
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DeinAlptraum wrote:

This test didn't make any sense previously: `i` was of type `Cursor`, so the test raised an `AttributeError` exception due to missing `element_type` attribute.

https://github.com/llvm/llvm-project/pull/109846