<?php
/* 
 * Tests for IP validity functions. Ported from /t/inc/IP.t by avar.
 */

class IPTest extends PHPUnit_Framework_TestCase {

	public function testValidIPs() {
		foreach ( range( 0, 255 ) as $i ) {
			$a = sprintf( "%03d", $i );
			$b = sprintf( "%02d", $i );
			$c = sprintf( "%01d", $i );
			foreach ( array_unique( array( $a, $b, $c ) ) as $f ) {
				$ip = "$f.$f.$f.$f";
				$this->assertTrue( IP::isValid( $ip ) , "$ip is a valid IPv4 address" );
			}
		}
	}

	public function testInvalidIPs() {
		foreach ( range( 256, 999 ) as $i ) {
			$a = sprintf( "%03d", $i );
			$b = sprintf( "%02d", $i );
			$c = sprintf( "%01d", $i );
			foreach ( array_unique( array( $a, $b, $c ) ) as $f ) {
				$ip = "$f.$f.$f.$f";
				$this->assertFalse( IP::isValid( $ip ), "$ip is not a valid IPv4 address" );
			}
		}
	}

	public function testBogusIPs() {
		$invalid = array(
			'www.xn--var-xla.net',
			'216.17.184.G',
			'216.17.184.1.',
			'216.17.184',
			'216.17.184.',
			'256.17.184.1'
		);
		foreach ( $invalid as $i ) {
			$this->assertFalse( IP::isValid( $i ), "$i is an invalid IPv4 address" );
		}
	}

	public function testPrivateIPs() {
		$private = array( '10.0.0.1', '172.16.0.1', '192.168.0.1' );
		foreach ( $private as $p ) {
			$this->assertFalse( IP::isPublic( $p ), "$p is not a public IP address" );
		}
	}
}