Improve the test name

Author: redthor

tests/AntiMattr/Tests/MongoDB/Migrations/Configuration/ConfigurationTest.php

@@ -271,12 +271,12 @@ public function testValidate()
     }
 
     /**
-     * testDuplicateThrowsException.
+     * testDuplicateInGetMigratedTimestampThrowsException.
      *
      * @expectedException \DomainException
      * @expectedExceptionMessage Unexpected duplicate version records in the database
      */
-    public function testDuplicateThrowsException()
+    public function testDuplicateInGetMigratedTimestampThrowsException()
     {
         $this->prepareValidConfiguration();
 
@@ -340,6 +340,7 @@ public function testGetMigratedTimestamp()
         $this->assertTrue(is_numeric($this->configuration->getMigratedTimestamp('1')));
     }
 
+
     private function prepareValidConfiguration()
     {
         $directory = dirname(__DIR__) . '/Resources/Migrations/';