From cc21de48d2afe946ec839c330d4c418a9bdc764c Mon Sep 17 00:00:00 2001
From: Florian Engelhardt <flo@dotbox.org>
Date: Wed, 10 Jul 2024 12:29:58 +0200
Subject: [PATCH] standardize memory check and support docker environments

---
 Zend/tests/bug55509.phpt                      | 45 ++-----------------
 ext/gmp/tests/gmp_setbit_long.phpt            | 24 ++++------
 ...le_get_contents_file_put_contents_5gb.phpt | 23 ++--------
 sapi/cli/tests/upload_2G.phpt                 | 21 ++-------
 4 files changed, 17 insertions(+), 96 deletions(-)

diff --git a/Zend/tests/bug55509.phpt b/Zend/tests/bug55509.phpt
index 1ae5b04f8a0df..e0fd526be708f 100644
--- a/Zend/tests/bug55509.phpt
+++ b/Zend/tests/bug55509.phpt
@@ -12,49 +12,10 @@ if ($zend_mm_enabled === "0") {
 }
 
 if (getenv("SKIP_SLOW_TESTS")) die("skip slow test");
-// check the available memory
-if (PHP_OS == 'Linux') {
-  $lines = file('/proc/meminfo');
-  $infos = array();
-  foreach ($lines as $line) {
-    $tmp = explode(":", $line);
-    $index = strtolower($tmp[0]);
-    $value = (int)ltrim($tmp[1], " ")*1024;
-    $infos[$index] = $value;
-  }
-  $freeMemory = $infos['memfree']+$infos['buffers']+$infos['cached'];
-  if ($freeMemory < 2100*1024*1024) {
-    die('skip Not enough memory.');
-  }
-}
-elseif (PHP_OS == 'FreeBSD') {
-  $lines = explode("\n",`sysctl -a`);
-  $infos = array();
-  foreach ($lines as $line) {
-    if (!$line){
-      continue;
-    }
-    $tmp = explode(":", $line);
-    if (count($tmp) < 2) {
-      continue;
-    }
-    $index = strtolower($tmp[0]);
-    $value = trim($tmp[1], " ");
-    $infos[$index] = $value;
-  }
-  $freeMemory = ($infos['vm.stats.vm.v_inactive_count']*$infos['hw.pagesize'])
-                +($infos['vm.stats.vm.v_cache_count']*$infos['hw.pagesize'])
-                +($infos['vm.stats.vm.v_free_count']*$infos['hw.pagesize']);
-  if ($freeMemory < 2100*1024*1024) {
-    die('skip Not enough memory.');
-  }
-} elseif (PHP_OS == "WINNT") {
-  $s = trim(shell_exec("wmic OS get FreeVirtualMemory /Value 2>nul"));
-  $freeMemory = explode('=', $s)[1]*1;
 
-  if ($freeMemory < 2.1*1024*1024) {
-    die('skip Not enough memory.');
-  }
+include(__DIR__.'../../../tests/utils.php');
+if(!has_enough_memory(2.1 * 1024 * 1024 * 1024)) {
+    die('skip Reason: Insufficient RAM (should be 2.1GB)');
 }
 ?>
 --INI--
diff --git a/ext/gmp/tests/gmp_setbit_long.phpt b/ext/gmp/tests/gmp_setbit_long.phpt
index 08927e9a2ee7f..8f9238cde9f47 100644
--- a/ext/gmp/tests/gmp_setbit_long.phpt
+++ b/ext/gmp/tests/gmp_setbit_long.phpt
@@ -3,23 +3,15 @@ gmp_setbit() with large index
 --EXTENSIONS--
 gmp
 --SKIPIF--
-<?php if (getenv("TRAVIS") === "true") die("skip not suitable for Travis-CI"); ?>
-<?php if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only"); ?>
-<?php if (getenv("SKIP_SLOW_TESTS")) die("skip slow test"); ?>
 <?php
-    /* This test requires about 8G RAM which likely not to be present on an arbitrary CI. */
-    if (!file_exists("/proc/meminfo")) {
-        die("skip cannot determine free memory amount.");
-    }
-    $s = file_get_contents("/proc/meminfo");
-    $free = 0;
-    if (preg_match(",MemFree:\s+(\d+)\s+kB,", $s, $m)) {
-        /* Got amount in kb. */
-        $free = $m[1]/1024/1024;
-    }
-    if ($free < 8) {
-        die("skip not enough free RAM.");
-    }
+if (getenv("TRAVIS") === "true") die("skip not suitable for Travis-CI");
+if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only");
+if (getenv("SKIP_SLOW_TESTS")) die("skip slow test");
+/* This test requires about 8G RAM which likely not to be present on an arbitrary CI. */
+include(__DIR__.'../../../tests/utils.php');
+if(!has_enough_memory(8 * 1024 * 1024 * 1024)) {
+    die('skip Reason: Insufficient RAM (should be 8GB)');
+}
 ?>
 --FILE--
 <?php
diff --git a/ext/standard/tests/file/file_get_contents_file_put_contents_5gb.phpt b/ext/standard/tests/file/file_get_contents_file_put_contents_5gb.phpt
index 854996a6481e7..52b5c89de8786 100644
--- a/ext/standard/tests/file/file_get_contents_file_put_contents_5gb.phpt
+++ b/ext/standard/tests/file/file_get_contents_file_put_contents_5gb.phpt
@@ -9,26 +9,9 @@ if (PHP_INT_SIZE < 5) {
 if (getenv('SKIP_SLOW_TESTS')) {
     die('skip slow test');
 }
-function get_system_memory(): int|float|false
-{
-    if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
-        // Windows-based memory check
-        @exec('wmic OS get FreePhysicalMemory', $output);
-        if (isset($output[1])) {
-            return ((int)trim($output[1])) * 1024;
-        }
-    } else {
-        // Unix/Linux-based memory check
-        $memInfo = @file_get_contents("/proc/meminfo");
-        if ($memInfo) {
-            preg_match('/MemFree:\s+(\d+) kB/', $memInfo, $matches);
-            return $matches[1] * 1024; // Convert to bytes
-        }
-    }
-    return false;
-}
-if (get_system_memory() < 10 * 1024 * 1024 * 1024) {
-    die('skip Reason: Insufficient RAM (less than 10GB)');
+include(__DIR__.'../../../../tests/utils.php');
+if(!has_enough_memory(10 * 1024 * 1024 * 1024)) { // 10GB
+    die('skip Reason: Insufficient RAM (should be 10GB)');
 }
 $tmpfile = sys_get_temp_dir() . DIRECTORY_SEPARATOR . "file_get_contents_file_put_contents_5gb.bin";
 $tmpfileh = fopen($tmpfile, "wb");
diff --git a/sapi/cli/tests/upload_2G.phpt b/sapi/cli/tests/upload_2G.phpt
index 1cf883cd9d3aa..9f3731f29aa3e 100644
--- a/sapi/cli/tests/upload_2G.phpt
+++ b/sapi/cli/tests/upload_2G.phpt
@@ -12,24 +12,9 @@ if (disk_free_space(sys_get_temp_dir()) < 2300000000) {
     die("skip need more than 2.15G of free disk space for the uploaded file");
 }
 
-if (!file_exists('/proc/meminfo')) {
-    die('skip Cannot check free RAM from /proc/meminfo on this platform');
-}
-
-$free_ram = 0;
-if ($f = fopen("/proc/meminfo","r")) {
-    while (!feof($f)) {
-        if (preg_match('/MemFree[^\d]*(\d+)/i', fgets($f), $m)) {
-            $free_ram = max($free_ram, $m[1]/1024/1024);
-            if ($free_ram > 3) {
-                $enough_free_ram = true;
-            }
-        }
-    }
-}
-
-if (empty($enough_free_ram)) {
-    die(sprintf("skip need +3G free RAM, but only %01.2f available", $free_ram));
+include(__DIR__.'../../../tests/utils.php');
+if(!has_enough_memory(3 * 1024 * 1024 * 1024)) { // 3 GB
+    die('skip Reason: Insufficient RAM (should be 3GB)');
 }
 
 if (getenv('TRAVIS')) {