CoreTest.php
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CoreTest.php
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	<?php

	namespace Keruald;

	class CoreTest extends \PHPUnit_Framework_Testcase {

	///
	/// Client information
	///

	function test_extract_client_ip_from_header () {
	$values = [
	//Each value should return 10.0.0.3
	'10.0.0.3',
	'10.0.0.3,10.0.0.4',
	'10.0.0.3, 10.0.0.4',
	'10.0.0.3, 10.0.0.4, lorem ipsum dolor',
	];
	foreach ($values as $value) {
	$this->assertEquals(
	'10.0.0.3',
	extract_client_ip_from_header($value)
	);
	}

	$this->assertEmpty(
	extract_client_ip_from_header('')
	);
	}

	function test_get_remote_addr () {
	$this->assertEmpty(get_remote_addr());

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

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