GuzzleHttp\Tests\Psr7\FunctionsTest::testRemovesHeadersFromMessage PHP Метод

    public function testRemovesHeadersFromMessage()
    {
        $r1 = new Psr7\Request('GET', 'http://foo.com', ['foo' => 'bar']);
        $r2 = Psr7\modify_request($r1, ['remove_headers' => ['foo']]);
        $this->assertNotSame($r1, $r2);
        $this->assertFalse($r2->hasHeader('foo'));
    }