Included assertion and passing its test

MIT-Emerging-Talent · Dec 30, 2024 · 01b758d · 01b758d
1 parent a27873b
commit 01b758d
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diff --git a/solutions/convert_string_to_uppercase.py b/solutions/convert_string_to_uppercase.py
@@ -26,6 +26,8 @@ def convert_string_to_uppercase(text: str) -> str:
     >>> sum_of_digits("")
     ''
     """
+    assert isinstance(text, str), "The input text must be a string."
+
     upper_string = text.upper()
 
     return upper_string
diff --git a/solutions/tests/test_convert_string_to_uppercase.py b/solutions/tests/test_convert_string_to_uppercase.py
@@ -75,3 +75,8 @@ def test_string_with_newline(self):
     def test_string_with_only_whitespace(self):
         """Test the convert_string_to_uppercase function with a string with only whitespace"""
         self.assertEqual(convert_string_to_uppercase("   "), "   ")
+
+    def test_non_string_input(self):
+        """Test the convert_string_to_uppercase function with a non-string input"""
+        with self.assertRaises(AssertionError):
+            convert_string_to_uppercase(123)