public function testAddReturnPathByIndexAndGetReturnPathArrayByIndex()
 {
     $getReturnPathArrayByIndex = getMethod('MailForm', 'getReturnPathArrayByIndex');
     $mailform = new MailForm();
     $mailform->setReturnPathByIndex(1, '*****@*****.**', 'path1');
     $paths = $getReturnPathArrayByIndex->invokeArgs($mailform, array(1));
     $this->assertCount(1, $paths);
     $this->assertArrayHasKey('*****@*****.**', $paths);
     $this->assertEquals('path1', $paths['*****@*****.**']);
     $mailform->setReturnPathByIndex(1, '*****@*****.**', 'path2');
     $paths = $getReturnPathArrayByIndex->invokeArgs($mailform, array(1));
     $this->assertCount(1, $paths);
     $this->assertArrayHasKey('*****@*****.**', $paths);
     $this->assertEquals('path2', $paths['*****@*****.**']);
     $mailform->setReturnPathByIndex(2, '*****@*****.**', 'path3');
     $paths = $getReturnPathArrayByIndex->invokeArgs($mailform, array(2));
     $this->assertCount(1, $paths);
     $this->assertArrayHasKey('*****@*****.**', $paths);
     $this->assertEquals('path3', $paths['*****@*****.**']);
 }