Amp\Test\Artax\MessageTest::testRemoveHeader PHP Method

    public function testRemoveHeader()
    {
        $msg = $this->getMockForAbstractClass('Amp\\Artax\\Message');
        $msg->appendHeader('My-Header', ['val1', 'val2']);
        $this->assertTrue($msg->hasHeader('my-header'));
        $msg->removeHeader('MY-HEADER');
        $this->assertFalse($msg->hasHeader('my-header'));
    }