--- a
+++ b/tests/data/test_pasilla.py
@@ -0,0 +1,14 @@
+import unittest
+
+from inmoose.data.pasilla import pasilla
+
+
+class Test(unittest.TestCase):
+    def test_pasilla(self):
+        """
+        check that the pasilla dataset can be properly loaded
+        """
+        adata = pasilla()
+
+        self.assertEqual(adata.shape, (7, 14599))
+        self.assertEqual(len(adata.obs.columns), 5)