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3 liveuser 1 
<?php
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namespace Ratchet\RFC6455\Test\Unit\Handshake;
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use Ratchet\RFC6455\Handshake\RequestVerifier;
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use PHPUnit\Framework\TestCase;
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/**
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 * @covers Ratchet\RFC6455\Handshake\RequestVerifier
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 */
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class RequestVerifierTest extends TestCase {
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    /**
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     * @var RequestVerifier
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     */
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    protected $_v;
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    public function setUp() {
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        $this->_v = new RequestVerifier();
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    }
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    public static function methodProvider() {
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        return array(
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            array(true,  'GET'),
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            array(true,  'get'),
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            array(true,  'Get'),
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            array(false, 'POST'),
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            array(false, 'DELETE'),
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            array(false, 'PUT'),
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            array(false, 'PATCH')
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        );
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    }
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    /**
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     * @dataProvider methodProvider
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     */
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    public function testMethodMustBeGet($result, $in) {
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        $this->assertEquals($result, $this->_v->verifyMethod($in));
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    }
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    public static function httpVersionProvider() {
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        return array(
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            array(true,  1.1),
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            array(true,  '1.1'),
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            array(true,  1.2),
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            array(true,  '1.2'),
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            array(true,  2),
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            array(true,  '2'),
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            array(true,  '2.0'),
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            array(false, '1.0'),
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            array(false, 1),
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            array(false, '0.9'),
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            array(false, ''),
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            array(false, 'hello')
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        );
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    }
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    /**
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     * @dataProvider httpVersionProvider
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     */
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    public function testHttpVersionIsAtLeast1Point1($expected, $in) {
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        $this->assertEquals($expected, $this->_v->verifyHTTPVersion($in));
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    }
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    public static function uRIProvider() {
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        return array(
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            array(true, '/chat'),
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            array(true, '/hello/world?key=val'),
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            array(false, '/chat#bad'),
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            array(false, 'nope'),
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            array(false, '/ ಠ_ಠ '),
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            array(false, '/✖')
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        );
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    }
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    /**
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     * @dataProvider URIProvider
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     */
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    public function testRequestUri($expected, $in) {
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        $this->assertEquals($expected, $this->_v->verifyRequestURI($in));
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    }
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    public static function hostProvider() {
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        return array(
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            array(true, ['server.example.com']),
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            array(false, [])
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        );
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    }
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    /**
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     * @dataProvider HostProvider
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     */
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    public function testVerifyHostIsSet($expected, $in) {
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        $this->assertEquals($expected, $this->_v->verifyHost($in));
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    }
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    public static function upgradeProvider() {
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        return array(
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            array(true,  ['websocket']),
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            array(true,  ['Websocket']),
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            array(true,  ['webSocket']),
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            array(false, []),
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            array(false, [''])
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        );
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    }
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    /**
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     * @dataProvider upgradeProvider
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     */
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    public function testVerifyUpgradeIsWebSocket($expected, $val) {
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        $this->assertEquals($expected, $this->_v->verifyUpgradeRequest($val));
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    }
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    public static function connectionProvider() {
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        return array(
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            array(true,  ['Upgrade']),
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            array(true,  ['upgrade']),
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            array(true,  ['keep-alive', 'Upgrade']),
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            array(true,  ['Upgrade', 'keep-alive']),
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            array(true,  ['keep-alive', 'Upgrade', 'something']),
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            // as seen in Firefox 47.0.1 - see https://github.com/ratchetphp/RFC6455/issues/14
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            array(true,  ['keep-alive, Upgrade']),
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            array(true,  ['Upgrade, keep-alive']),
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            array(true,  ['keep-alive, Upgrade, something']),
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            array(true,  ['keep-alive, Upgrade', 'something']),
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            array(false, ['']),
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            array(false, [])
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        );
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    }
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    /**
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     * @dataProvider connectionProvider
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     */
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    public function testConnectionHeaderVerification($expected, $val) {
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        $this->assertEquals($expected, $this->_v->verifyConnection($val));
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    }
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    public static function keyProvider() {
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        return array(
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            array(true,  ['hkfa1L7uwN6DCo4IS3iWAw==']),
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            array(true,  ['765vVoQpKSGJwPzJIMM2GA==']),
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            array(true,  ['AQIDBAUGBwgJCgsMDQ4PEC==']),
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            array(true,  ['axa2B/Yz2CdpfQAY2Q5P7w==']),
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            array(false, [0]),
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            array(false, ['Hello World']),
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            array(false, ['1234567890123456']),
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            array(false, ['123456789012345678901234']),
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            array(true,  [base64_encode('UTF8allthngs+✓')]),
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            array(true,  ['dGhlIHNhbXBsZSBub25jZQ==']),
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            array(false, []),
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            array(false, ['dGhlIHNhbXBsZSBub25jZQ==', 'Some other value']),
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            array(false, ['Some other value', 'dGhlIHNhbXBsZSBub25jZQ=='])
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        );
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    }
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    /**
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     * @dataProvider keyProvider
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     */
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    public function testKeyIsBase64Encoded16BitNonce($expected, $val) {
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        $this->assertEquals($expected, $this->_v->verifyKey($val));
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    }
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    public static function versionProvider() {
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        return array(
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            array(true,  [13]),
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            array(true,  ['13']),
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            array(false, [12]),
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            array(false, [14]),
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            array(false, ['14']),
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            array(false, ['hi']),
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            array(false, ['']),
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            array(false, [])
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        );
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    }
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    /**
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     * @dataProvider versionProvider
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     */
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    public function testVersionEquals13($expected, $in) {
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        $this->assertEquals($expected, $this->_v->verifyVersion($in));
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    }
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}