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https://github.com/php/php-src.git
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Fabien Villepinte
43 lines
977 B
PHP
43 lines
977 B
PHP
--TEST--
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Test usleep() function
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--SKIPIF--
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<?php
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if (getenv("SKIP_SLOW_TESTS")) die("skip slow test");
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?>
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--FILE--
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<?php
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/* Prototype : void usleep ( int $micro_seconds )
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* Description: Delays program execution for the given number of micro seconds.
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* Source code: ext/standard/basic_functions.c
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*/
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set_time_limit(20);
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echo "*** Testing usleep() : basic functionality ***\n";
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$sleeptime = 1000000; // == 1 seconds
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// Test passes if sleeps for at least 98% of specified time
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$sleeplow = $sleeptime - ($sleeptime * 2 /100);
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$time_start = microtime(true);
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// Sleep for a while
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usleep($sleeptime);
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$time_end = microtime(true);
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$time = ($time_end - $time_start) * 1000 * 1000;
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$summary = "Thread slept for " . $time . " micro-seconds\n";
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if ($time >= $sleeplow) {
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echo "TEST PASSED: $summary";
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} else {
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echo "TEST FAILED: $summary";
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}
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?>
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===DONE===
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--EXPECTF--
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*** Testing usleep() : basic functionality ***
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TEST PASSED: Thread slept for %f micro-seconds
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===DONE===
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