diff --git a/Changelog.md b/Changelog.md
index 12e2a77..17ffe4d 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -6,6 +6,10 @@
 
 ### 0.4.1 @ 10/26/2024
 
+#### :mega: New
+
+1. Add a test for validating that the docstring of the main component is consistent with that of the auto-generated component.
+
 #### :wrench: Fix
 
 1. Fix: Update the docstring of the component and the typehint `ThemeConfigs` to the newest version.
diff --git a/tests/test_docstring.py b/tests/test_docstring.py
new file mode 100644
index 0000000..9b5615d
--- /dev/null
+++ b/tests/test_docstring.py
@@ -0,0 +1,40 @@
+# -*- coding: UTF-8 -*-
+"""
+Docstring
+=========
+@ Dash JSON Grid Viewer - Tests
+
+Author
+------
+Yuchen Jin (cainmagi)
+cainmagi@gmail.com
+
+Description
+-----------
+The tests for validating the consistency between the docstrings of the main component
+and the auto-generated comonent.
+"""
+
+import logging
+
+from dash_json_grid import DashJsonGrid
+from dash_json_grid.DashJsonGrid import DashJsonGrid as _DashJsonGrid
+
+from . import utils
+
+
+__all__ = ("TestDocstring",)
+
+
+class TestDocstring:
+    """Test the consistency between the mixin-merged component and the auto-genrated
+    component."""
+
+    def test_docstring_components(self) -> None:
+        """Test the comparison between the docstrings of the components."""
+        log = logging.getLogger("dash_json_grid.test")
+
+        assert utils.docstring_space_remove(
+            DashJsonGrid
+        ) == utils.docstring_space_remove(_DashJsonGrid)
+        log.info("Confirm that {0}.__doc__ is valid.".format(DashJsonGrid.__name__))
diff --git a/tests/utils.py b/tests/utils.py
index cf25c39..7e1f926 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -35,6 +35,7 @@
     "is_eq_mapping",
     "is_eq_sequence",
     "is_mapping_with_keys",
+    "docstring_space_remove",
     "attribute_value_neq",
     "wait_for_the_attribute_value_neq",
     "wait_for_dcc_loading",
@@ -81,6 +82,28 @@ def is_mapping_with_keys(val: Any, keys: Sequence[Any]) -> bool:
     return set(val.keys()) == set(keys)
 
 
+def docstring_space_remove(obj: Any) -> str:
+    """Get the docstring of an object, with the leading/trailing spaces removed.
+
+    Arguments
+    ---------
+    obj: `Any`
+        The object containing a docstring.
+
+    Returns
+    -------
+    #1: `str`
+        The normalized docstring of `obj` where the leading/trailing spaces are
+        removed.
+    """
+    doc = getattr(obj, "__doc__", None)
+    if not doc:
+        return ""
+    if not isinstance(doc, str):
+        return ""
+    return "".join(line.strip() for line in doc.splitlines())
+
+
 class attribute_value_neq:
     """Wait-for method: attribute value does not equal to something.