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Editing: bug-88.phpt
--TEST-- Bug https://github.com/scoutapp/scout-apm-php-ext/issues/88 - memory usage should not increase when no instrumentation happens --SKIPIF-- <?php if (!extension_loaded("scoutapm")) die("skip scoutapm extension required."); ?> <?php /* PHP_OS_FAMILY === "Windows" - needs PHP 7.2+ */ if (stripos(PHP_OS, 'Win') === 0) die("skip not for Windows."); ?> --FILE-- <?php class A { function b() {} } $a = new A(); scoutapm_enable_instrumentation(true); $before = (int) (exec("ps --pid " . getmypid() . " --no-headers -o rss")); for ($i = 0; $i <= 10000000; $i++) { $a->b(); } $after = (int) (exec("ps --pid " . getmypid() . " --no-headers -o rss")); echo "Before & after:\n"; var_dump($before, $after); echo "Difference:\n"; var_dump($after - $before); $threshold = 500; // bytes echo "Within $threshold bytes limit:\n"; var_dump(($after - $before) < $threshold); ?> --EXPECTF-- Before & after: int(%d) int(%d) Difference: int(%d) Within %d bytes limit: bool(true)
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