diff --git a/scipy-notebook/test/test_extensions.py b/scipy-notebook/test/test_extensions.py
new file mode 100644
index 00000000..f1e1e973
--- /dev/null
+++ b/scipy-notebook/test/test_extensions.py
@@ -0,0 +1,27 @@
+# Copyright (c) Jupyter Development Team.
+# Distributed under the terms of the Modified BSD License.
+import logging
+
+import pytest
+
+LOGGER = logging.getLogger(__name__)
+
+
+@pytest.mark.parametrize(
+    "extension",
+    [
+        "@bokeh/jupyter_bokeh",
+        "@jupyter-widgets/jupyterlab-manager",
+        "jupyter-matplotlib",
+    ],
+)
+def test_check_extension(container, extension):
+    """Basic check of each extension"""
+    LOGGER.info(f"Checking the extension: {extension} ...")
+    c = container.run(
+        tty=True, command=["start.sh", "jupyter", "labextension", "check", extension]
+    )
+    rv = c.wait(timeout=10)
+    logs = c.logs(stdout=True).decode("utf-8")
+    LOGGER.debug(logs)
+    assert rv == 0 or rv["StatusCode"] == 0, f"Extension {extension} check failed"