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46 lines
1.2 KiB
PHP
46 lines
1.2 KiB
PHP
--TEST--
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Test usleep() function : error conditions
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--FILE--
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<?php
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/* Prototype : void usleep ( int $micro_seconds )
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* Description: Delays program execution for the given number of micro seconds.
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* Source code: ext/standard/basic_functions.c
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*/
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set_time_limit(20);
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echo "*** Testing usleep() : error conditions ***\n";
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echo "\n-- Testing usleep() function with zero arguments --\n";
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var_dump( usleep() );
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echo "\n-- Testing usleep() function with more than expected no. of arguments --\n";
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$seconds = 10;
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$extra_arg = 10;
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var_dump( usleep($seconds, $extra_arg) );
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echo "\n-- Testing usleep() function with negative interval --\n";
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$seconds = -10;
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var_dump( usleep($seconds) );
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?>
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===DONE===
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--EXPECTF--
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*** Testing usleep() : error conditions ***
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-- Testing usleep() function with zero arguments --
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Warning: usleep() expects exactly 1 parameter, 0 given in %s on line %d
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NULL
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-- Testing usleep() function with more than expected no. of arguments --
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Warning: usleep() expects exactly 1 parameter, 2 given in %s on line %d
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NULL
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-- Testing usleep() function with negative interval --
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Warning: usleep(): Number of microseconds must be greater than or equal to 0 in %s on line %d
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bool(false)
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===DONE===
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