diff --git a/tests/Base.php b/tests/Base.php
index 236d00003..4a0fe044a 100644
--- a/tests/Base.php
+++ b/tests/Base.php
@@ -1,5 +1,9 @@
 <?php
 
+if (version_compare(PHP_VERSION, '5.5.0', '<')) {
+    require __DIR__.'/../vendor/password.php';
+}
+
 require_once __DIR__.'/../vendor/PicoDb/Database.php';
 require_once __DIR__.'/../core/event.php';
 require_once __DIR__.'/../core/translator.php';
diff --git a/tests/CommentTest.php b/tests/CommentTest.php
index 8c7cce261..46f05abc0 100644
--- a/tests/CommentTest.php
+++ b/tests/CommentTest.php
@@ -69,24 +69,48 @@ class CommentTest extends Base
     {
         $c = new Comment($this->db, $this->event);
 
-        $this->assertTrue($c->validateCreation(['user_id' => 1, 'task_id' => 1, 'comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateCreation(['user_id' => 1, 'task_id' => 1, 'comment' => ''])[0]);
-        $this->assertFalse($c->validateCreation(['user_id' => 1, 'task_id' => 'a', 'comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateCreation(['user_id' => 'b', 'task_id' => 1, 'comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateCreation(['user_id' => 1, 'comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateCreation(['task_id' => 1, 'comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateCreation(['comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateCreation([])[0]);
+        $result = $c->validateCreation(array('user_id' => 1, 'task_id' => 1, 'comment' => 'bla'));
+        $this->assertTrue($result[0]);
+
+        $result = $c->validateCreation(array('user_id' => 1, 'task_id' => 1, 'comment' => ''));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateCreation(array('user_id' => 1, 'task_id' => 'a', 'comment' => 'bla'));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateCreation(array('user_id' => 'b', 'task_id' => 1, 'comment' => 'bla'));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateCreation(array('user_id' => 1, 'comment' => 'bla'));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateCreation(array('task_id' => 1, 'comment' => 'bla'));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateCreation(array('comment' => 'bla'));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateCreation(array());
+        $this->assertFalse($result[0]);
     }
 
     public function testValidateModification()
     {
         $c = new Comment($this->db, $this->event);
 
-        $this->assertTrue($c->validateModification(['id' => 1, 'comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateModification(['id' => 1, 'comment' => ''])[0]);
-        $this->assertFalse($c->validateModification(['comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateModification(['id' => 'b', 'comment' => 'bla'])[0]);
-        $this->assertFalse($c->validateModification([])[0]);
+        $result = $c->validateModification(array('id' => 1, 'comment' => 'bla'));
+        $this->assertTrue($result[0]);
+
+        $result = $c->validateModification(array('id' => 1, 'comment' => ''));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateModification(array('comment' => 'bla'));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateModification(array('id' => 'b', 'comment' => 'bla'));
+        $this->assertFalse($result[0]);
+
+        $result = $c->validateModification(array());
+        $this->assertFalse($result[0]);
     }
 }