From 3136c2379597b0f3da54c2dfe5be92ca373e25e9 Mon Sep 17 00:00:00 2001
From: Shoghi Cervantes <shoghicp@gmail.com>
Date: Wed, 9 Apr 2014 02:37:37 +0200
Subject: [PATCH] Added small benchmark

---
 src/pocketmine/math/AxisAlignedBB.php |   5 +-
 src/tests/Benchmark.php               | 142 ++++++++++++++++++++++++++
 2 files changed, 146 insertions(+), 1 deletion(-)
 create mode 100644 src/tests/Benchmark.php

diff --git a/src/pocketmine/math/AxisAlignedBB.php b/src/pocketmine/math/AxisAlignedBB.php
index b16120653..fe44dba01 100644
--- a/src/pocketmine/math/AxisAlignedBB.php
+++ b/src/pocketmine/math/AxisAlignedBB.php
@@ -21,7 +21,10 @@
 
 namespace pocketmine\math;
 
-
+/**
+ * WARNING: This class is available on the PocketMine-MP Zephir project.
+ * If this class is modified, remember to modify the PHP C extension.
+ */
 class AxisAlignedBB{
 	public $minX;
 	public $minY;
diff --git a/src/tests/Benchmark.php b/src/tests/Benchmark.php
new file mode 100644
index 000000000..1d38bc5fc
--- /dev/null
+++ b/src/tests/Benchmark.php
@@ -0,0 +1,142 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+use pocketmine\level\generator\noise\Perlin;
+use pocketmine\level\generator\noise\Simplex;
+use pocketmine\math\Vector3;
+use pocketmine\network\raknet\Packet;
+use pocketmine\utils\Binary;
+use pocketmine\utils\Random;
+
+if(\Phar::running(true) !== ""){
+	@define("pocketmine\\PATH", \Phar::running(true)."/");
+}else{
+	@define("pocketmine\\PATH", \getcwd() . DIRECTORY_SEPARATOR);
+}
+
+if(!class_exists("SplClassLoader", false)){
+	require_once(\pocketmine\PATH . "src/spl/SplClassLoader.php");
+}
+
+
+$autoloader = new \SplClassLoader();
+$autoloader->add("pocketmine", array(
+	\pocketmine\PATH . "src"
+));
+$autoloader->register(true);
+@define("ENDIANNESS", (pack("d", 1) === "\77\360\0\0\0\0\0\0" ? Binary::BIG_ENDIAN : Binary::LITTLE_ENDIAN));
+@define("INT32_MASK", is_int(0xffffffff) ? 0xffffffff : -1);
+
+echo "=== PocketMine Benchmark suite ===\n";
+if(extension_loaded("pocketmine")){
+	echo "[*] PocketMine native PHP extension v".phpversion("pocketmine")." loaded.\n";
+}
+
+$iterations = 200000;
+$score = 0;
+$tests = 0;
+
+echo "[*] Using $iterations iterations\n";
+
+
+$expect = 0.3;
+echo "[*] Measuring Random integer generation [$expect]... ";
+$random = new Random(1337);
+$start = microtime(true);
+for($i = $iterations; $i > 0; --$i){
+	$random->nextSignedInt();
+}
+$taken = microtime(true) - $start;
+$score += $taken / $expect;
+++$tests;
+echo round($taken, 6)."s\n";
+
+
+$expect = 1.2;
+echo "[*] Measuring Simplex noise (8 octaves) [$expect]... ";
+$noise = new Simplex(new Random(0), 8, 0.5, 8);
+$start = microtime(true);
+for($i = $iterations; $i > 0; --$i){
+	$noise->getNoise2D($i, $i ^ 0xdead);
+}
+$taken = microtime(true) - $start;
+$score += $taken / $expect;
+++$tests;
+echo round($taken, 6)."s\n";
+
+
+$expect = 3.5;
+echo "[*] Measuring Perlin noise (8 octaves) [$expect]... ";
+$noise = new Perlin(new Random(0), 8, 0.5, 8);
+$start = microtime(true);
+for($i = $iterations; $i > 0; --$i){
+	$noise->getNoise2D($i, $i ^ 0xdead);
+}
+$taken = microtime(true) - $start;
+$score += $taken / $expect;
+++$tests;
+echo round($taken, 6)."s\n";
+
+
+$expect = 0.8;
+echo "[*] Measuring Vector3 creation & distance [$expect]... ";
+$vector = new Vector3(1337, 31337, 0xff);
+$start = microtime(true);
+for($i = $iterations; $i > 0; --$i){
+	$vector->distance(new Vector3(600, 300, 600));
+}
+$taken = microtime(true) - $start;
+$score += $taken / $expect;
+++$tests;
+echo round($taken, 6)."s\n";
+
+
+$expect = 5.5;
+echo "[*] Measuring file operations [$expect]... ";
+$start = microtime(true);
+for($i = $iterations; $i > 0; --$i){
+	@file_exists("./$i.example");
+}
+$taken = microtime(true) - $start;
+$score += $taken / $expect;
+++$tests;
+echo round($taken, 6)."s\n";
+
+
+$expect = 12.1;
+echo "[*] Simple Packet decoding [$expect]... ";
+$packet = hex2bin("8400000000000815");
+$start = microtime(true);
+for($i = $iterations; $i > 0; --$i){
+	$pk = new Packet(ord($packet{0}));
+	$pk->buffer =& $packet;
+	$pk->decode();
+}
+
+$taken = microtime(true) - $start;
+$score += $taken / $expect;
+++$tests;
+echo round($taken, 6)."s\n";
+
+
+echo "\n\n[*] Total score (~1000 good; less is better): ".round(($score / $tests) * 1000, 3)."\n";
+
+