RequestTest.php
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	<?php
	declare(strict_types=1);

	namespace Keruald\OmniTools\Tests\HTTP\Requests;

	use Keruald\OmniTools\HTTP\Requests\Request;
	use PHPUnit\Framework\TestCase;

	class RequestTest extends TestCase {

	///
	/// Tests
	///

	/**
	* @covers \Keruald\OmniTools\HTTP\Requests\Request::getRemoteAddress
	* @backupGlobals enabled
	*/
	public function testGetRemoteAddress () : void {
	$this->assertEmpty(Request::getRemoteAddress());

	$_SERVER = [
	'REMOTE_ADDR' => '10.0.0.2',
	];
	$this->assertEquals('10.0.0.2', Request::getRemoteAddress());

	$_SERVER += [
	'HTTP_X_FORWARDED_FOR' => '10.0.0.3',
	'HTTP_CLIENT_IP' => '10.0.0.4',
	];
	$this->assertEquals(
	'10.0.0.3', Request::getRemoteAddress(),
	"HTTP_X_FORWARDED_FOR must be prioritized."
	);
	}

	/**
	* @covers \Keruald\OmniTools\HTTP\Requests\Request::getClientAddress
	* @backupGlobals enabled
	*/
	public function testGetRemoteAddressWithSeveralAddresses () : void {
	$_SERVER = [
	'HTTP_X_FORWARDED_FOR' => '10.0.0.2 10.0.0.3',
	];
	$this->assertEquals('10.0.0.2', Request::getRemoteAddress(),
	"HTTP_X_FORWARDED_FOR could contain more than one address, the client one is the first"
	);

	$_SERVER = [
	'HTTP_X_FORWARDED_FOR' => '10.0.0.2, 10.0.0.3',
	];
	$this->assertEquals('10.0.0.2', Request::getRemoteAddress(),
	"HTTP_X_FORWARDED_FOR could contain more than one address, the client one is the first"
	);
	}

	/**
	* @covers \Keruald\OmniTools\HTTP\Requests\Request::getAcceptedLanguages
	* @backupGlobals enabled
	*/
	public function testGetAcceptedLanguages () : void {
	$_SERVER = [
	'HTTP_ACCEPT_LANGUAGE' => 'fr,en-US;q=0.7,en;q=0.3',
	];

	$this->assertEquals(
	["fr", "en-US", "en"],
	Request::getAcceptedLanguages()
	);
	}

	/**
	* @backupGlobals enabled
	* @dataProvider provideServerURLs
	*/
	public function testGetServerURL (array $server, string $url) : void {
	$_SERVER = $server;

	$this->assertEquals($url, Request::getServerURL());
	}

	/**
	* @backupGlobals enabled
	* @dataProvider provideServerURLs
	*/
	public function testCreateLocalURL (array $server, string $url) : void {
	$_SERVER = $server;

	$this->assertEquals(
	$url . "/",
	Request::createLocalURL()->__toString()
	);

	$this->assertEquals(
	$url . "/foo",
	Request::createLocalURL("foo")->__toString()
	);
	}

	///
	/// Data providers
	///

	public function provideServerURLs () : iterable {
	yield [[], "http://localhost"];
	yield [["UNRELATED" => "ANYTHING"], "http://localhost"];

	yield [
	[
	"SERVER_PORT" => "80",
	"SERVER_NAME" => "acme.tld",
	],
	"http://acme.tld"
	];

	yield [
	[
	"SERVER_PORT" => "443",
	"SERVER_NAME" => "acme.tld",
	],
	"https://acme.tld"
	];

	yield [
	[
	"SERVER_PORT" => "80",
	"SERVER_NAME" => "acme.tld",
	"HTTP_X_FORWARDED_PROTO" => "https",
	],
	"https://acme.tld"
	];

	yield [
	[
	"SERVER_PORT" => "80",
	"SERVER_NAME" => "acme.tld",
	"HTTP_FORWARDED" => "for=192.0.2.43, for=\"[2001:db8:cafe::17]\", proto=https, by=203.0.113.43",
	],
	"https://acme.tld"
	];

	yield [
	[
	"SERVER_PORT" => "8443",
	"SERVER_NAME" => "acme.tld",
	"HTTPS" => "on",
	],
	"https://acme.tld:8443"
	];


	}


	}

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