diff --git a/tests/test_offline.py b/tests/test_offline.py
index 185008bcbf983b788c10a283cad2d2c60c1123de..b3e7c725212664e6d642b5f9586aa56faab6090b 100644
--- a/tests/test_offline.py
+++ b/tests/test_offline.py
@@ -45,6 +45,33 @@ class TestOfflineKeys(unittest.TestCase):
         # there are 18 fit keys
         self.assertEqual(len(self.keys.fit_keys), 18)
 
+    def test_trigger(self):
+        # there are 4 trigger keys in v1.1.2 of km3net-Dataformat
+        trigger = self.keys.trigger
+        keys = ['JTRIGGER3DSHOWER', 'JTRIGGERMXSHOWER',
+                'JTRIGGER3DMUON', 'JTRIGGERNB']
+
+        self.assertListEqual(keys, [*trigger.keys()])
+        self.assertListEqual([1, 2, 4, 5], [*trigger.values()])
+
+    def test_reconstruction(self):
+        # there are 34 parameters in v1.1.2 of km3net-Dataformat
+        reco = self.keys.reconstruction
+        keys = ['JPP_RECONSTRUCTION_TYPE', 'JMUONFIT', 'JMUONBEGIN',
+                'JMUONPREFIT', 'JMUONSIMPLEX', 'JMUONGANDALF',
+                'JMUONENERGY', 'JMUONSTART']
+        values = [4000, 0, 0, 1, 2, 3, 4, 5]
+
+        self.assertEqual(34, len([*reco.keys()]))
+        self.assertListEqual(keys, [*reco.keys()][:8])
+        self.assertListEqual(values, [*reco.values()][:8])
+
+    def test_fitparameters(self):
+        # there are 18 parameters in v1.1.2 of km3net-Dataformat
+        fit = self.keys.fitparameters
+
+        self.assertListEqual([*fit.keys()], self.keys.fit_keys)
+        self.assertListEqual([*fit.values()], [i for i in range(18)])
 
 class TestReader(unittest.TestCase):
     def setUp(self):