diff --git a/libs/notebook/testdata/py_ipynb.ipynb b/libs/notebook/testdata/py_ipynb.ipynb
new file mode 100644
index 000000000..d2d581029
--- /dev/null
+++ b/libs/notebook/testdata/py_ipynb.ipynb
@@ -0,0 +1,35 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "application/vnd.databricks.v1+cell": {
+     "cellMetadata": {},
+     "inputWidgets": {},
+     "nuid": "05030541-8399-4226-a499-f11b4910888c",
+     "showTitle": false,
+     "title": ""
+    }
+   },
+   "outputs": [],
+   "source": [
+    "# Hello world!"
+   ]
+  }
+ ],
+ "metadata": {
+  "application/vnd.databricks.v1+notebook": {
+   "dashboards": [],
+   "language": "python",
+   "notebookMetadata": {
+    "pythonIndentUnit": 2
+   },
+   "notebookName": "py_ipynb",
+   "notebookOrigID": 4221142147066610,
+   "widgets": {}
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}
diff --git a/libs/notebook/testdata/r_ipynb.ipynb b/libs/notebook/testdata/r_ipynb.ipynb
new file mode 100644
index 000000000..00fc32456
--- /dev/null
+++ b/libs/notebook/testdata/r_ipynb.ipynb
@@ -0,0 +1,33 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "application/vnd.databricks.v1+cell": {
+     "cellMetadata": {},
+     "inputWidgets": {},
+     "nuid": "e4b5f2c8-e2c5-49a1-86a3-8e66b5905c56",
+     "showTitle": false,
+     "title": ""
+    }
+   },
+   "outputs": [],
+   "source": [
+    "# Hello world!"
+   ]
+  }
+ ],
+ "metadata": {
+  "application/vnd.databricks.v1+notebook": {
+   "dashboards": [],
+   "language": "r",
+   "notebookMetadata": {},
+   "notebookName": "r_ipynb",
+   "notebookOrigID": 4221142147066614,
+   "widgets": {}
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}
diff --git a/libs/notebook/testdata/scala_ipynb.ipynb b/libs/notebook/testdata/scala_ipynb.ipynb
new file mode 100644
index 000000000..9e3520750
--- /dev/null
+++ b/libs/notebook/testdata/scala_ipynb.ipynb
@@ -0,0 +1,33 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "application/vnd.databricks.v1+cell": {
+     "cellMetadata": {},
+     "inputWidgets": {},
+     "nuid": "6fd947a6-681e-489d-8976-ca98b21a82b8",
+     "showTitle": false,
+     "title": ""
+    }
+   },
+   "outputs": [],
+   "source": [
+    "// Hello world!"
+   ]
+  }
+ ],
+ "metadata": {
+  "application/vnd.databricks.v1+notebook": {
+   "dashboards": [],
+   "language": "scala",
+   "notebookMetadata": {},
+   "notebookName": "scala_ipynb",
+   "notebookOrigID": 4221142147066616,
+   "widgets": {}
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}
diff --git a/libs/notebook/testdata/sql_ipynb.ipynb b/libs/notebook/testdata/sql_ipynb.ipynb
new file mode 100644
index 000000000..d610c80ad
--- /dev/null
+++ b/libs/notebook/testdata/sql_ipynb.ipynb
@@ -0,0 +1,33 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 0,
+   "metadata": {
+    "application/vnd.databricks.v1+cell": {
+     "cellMetadata": {},
+     "inputWidgets": {},
+     "nuid": "3c312bc0-4ddb-452e-8fff-46f7ef4dc192",
+     "showTitle": false,
+     "title": ""
+    }
+   },
+   "outputs": [],
+   "source": [
+    "-- Hello world!"
+   ]
+  }
+ ],
+ "metadata": {
+  "application/vnd.databricks.v1+notebook": {
+   "dashboards": [],
+   "language": "sql",
+   "notebookMetadata": {},
+   "notebookName": "sql_ipynb",
+   "notebookOrigID": 4221142147066618,
+   "widgets": {}
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}