diff --git a/privatemsg.test b/privatemsg.test
index ebe6d7a..9887f9b 100644
--- a/privatemsg.test
+++ b/privatemsg.test
@@ -889,6 +889,46 @@ class PrivatemsgTestCase extends PrivatemsgBaseTestCase {
     $this->assertEqual(count($autocomplete), 1, t('Autocomplete object contains one suggestion.'));
     $this->assertEqual($autocomplete[strip_tags($user4->name) . ', '], strip_tags($user4->name));
   }
+
+  /**
+   * Confirm that autocomplete shows potential recipients and not blocked users.
+   */
+  function testAutocompletePotentialRecipients() {
+    $current = $this->drupalCreateUser(array('receive privatemsg', 'write privatemsg'));
+    // Create 11 users, only the last of which can receive messages.
+    $user1 = $this->drupalCreateUser();
+    $user2 = $this->drupalCreateUser();
+    $user3 = $this->drupalCreateUser();
+    $user4 = $this->drupalCreateUser();
+    $user5 = $this->drupalCreateUser();
+    $user6 = $this->drupalCreateUser();
+    $user7 = $this->drupalCreateUser();
+    $user8 = $this->drupalCreateUser();
+    $user9 = $this->drupalCreateUser();
+    $user10 = $this->drupalCreateUser();
+    $user11 = $this->drupalCreateUser(array('receive privatemsg', 'write privatemsg'));
+
+    $this->drupalLogin($current);
+
+    // Use specific names to be able to test for specific name combinations.
+    user_save($current, array('name' => 'whatever'));
+    user_save($user1, array('name' => 'aaaa'));
+    user_save($user2, array('name' => 'aaab'));
+    user_save($user3, array('name' => 'aaac'));
+    user_save($user4, array('name' => 'aaad'));
+    user_save($user5, array('name' => 'aaae'));
+    user_save($user6, array('name' => 'aaaf'));
+    user_save($user7, array('name' => 'aaag'));
+    user_save($user8, array('name' => 'aaah'));
+    user_save($user9, array('name' => 'aaai'));
+    user_save($user10, array('name' => 'aaaj'));
+    user_save($user11, array('name' => 'aaak'));
+
+    $json = $this->drupalGet('messages/autocomplete/aa');
+    $autocomplete = (array)json_decode($json);
+    $this->assertEqual(count($autocomplete), 1, t('Autocomplete object contains one suggestion.'));
+    $this->assertEqual($autocomplete['aaak, '], 'aaak');
+  }
 }
 
 /**