features/encryption.feature in ruby_gpg-0.1.0 vs features/encryption.feature in ruby_gpg-0.1.1

@@ -1,12 +1,19 @@
 Feature: Encryption
   In order to keep a file private
   As a user
   I want to encrypt the file
 
-  Scenario: Encrypt
+  Background:
     Given a key pair for Slow Joe Crow with passphrase test
     And a file named "secrets" containing "some content"
     And the file "secrets.gpg" does not exist
+
+  Scenario: Encrypt
     When I encrypt the file "secrets" for "Slow Joe Crow"
     Then the file "secrets.gpg" should exist
     And the file "secrets.gpg" should not contain "some content"
+
+  Scenario: Unknown recipient
+    When I try to encrypt the file "secrets" for "Sue"
+    Then the command should raise an error matching "key not found"
+    And the file "secrets.gpg" should not exist