public function testSetIsApproved()
 {
     $message = new XliffMessage('foo');
     $this->assertFalse($message->isApproved());
     $this->assertSame($message, $message->setApproved(true));
     $this->assertTrue($message->isApproved());
     $this->assertSame($message, $message->setApproved(false));
     $this->assertFalse($message->isApproved());
 }