From 92067c400c9152b269e47cb335d844fdbcde2874 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Damir=20Jeli=C4=87?= <poljar@termina.org.uk>
Date: Tue, 25 Feb 2020 17:49:43 +0100
Subject: [PATCH] crypto: Test signature verification with an invalid key.

---
 src/crypto/machine.rs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/crypto/machine.rs b/src/crypto/machine.rs
index 59568d6f..259a6fb9 100644
--- a/src/crypto/machine.rs
+++ b/src/crypto/machine.rs
@@ -322,4 +322,19 @@ mod test {
         );
         assert!(ret.is_ok());
     }
+
+    #[test]
+    fn test_invalid_signature() {
+        let machine = OlmMachine::new(USER_ID, DEVICE_ID);
+
+        let mut device_keys = machine.device_keys();
+
+        let ret = machine.verify_json(
+            &machine.user_id,
+            &machine.device_id,
+            "fake_key",
+            &mut device_keys,
+        );
+        assert!(ret.is_err());
+    }
 }