diff --git a/tests/test_items.py b/tests/test_items.py
index 82f2820..9da84b7 100644
--- a/tests/test_items.py
+++ b/tests/test_items.py
@@ -308,6 +308,7 @@ def test_array_behaves_like_a_list():
     content = """a = [1, 2,] # Comment
 """
     doc = parse(content)
+    assert str(doc) == "{'a': [1, 2]}"
     assert str(doc["a"]) == "[1, 2]"
 
     assert doc["a"] == [1, 2]
diff --git a/tomlkit/items.py b/tomlkit/items.py
index b80e9f1..1c6ef8d 100644
--- a/tomlkit/items.py
+++ b/tomlkit/items.py
@@ -573,6 +573,12 @@ def as_string(self) -> str:
     def __str__(self) -> str:
         return f"{self._trivia.indent}{decode(self._trivia.comment)}"
 
+    def unwrap(self):
+        return decode(self._trivia.comment).lstrip("#").lstrip()
+
+    def __repr__(self) -> str:
+        return f"<{self.__class__.__name__} {self.unwrap()!r}>"
+
 
 class Integer(Item, _CustomInt):
     """
@@ -1965,3 +1971,6 @@ def as_string(self) -> str:
 
     def _getstate(self, protocol=3) -> tuple:
         return ()
+
+    def __repr__(self):
+        return "<Null>"