test get keys with empty list

sokil · Jul 13, 2016 · 1b0901c · 1b0901c
1 parent e05c3a8
commit 1b0901c
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/tests/PriorityListTest.php b/tests/PriorityListTest.php
@@ -96,6 +96,16 @@ public function testGetKeys()
             $list->getKeys()
         );
     }
+
+    public function testGetKeys_EmptyList()
+    {
+        $list = new PriorityList();
+
+        $this->assertEquals(
+            array(),
+            $list->getKeys()
+        );
+    }
 
     public function testHas()
     {
@@ -149,4 +159,4 @@ public function testToArray()
             $this->fail('Actual list less than expected');
         }
     }
-}
+}