forked from p7px8vou9/system_call_expand
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33 lines
558 B
33 lines
558 B
/*
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* 测试通过时的输出：
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* "sleep success."
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* 测试失败时的输出：
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* "sleep error."
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*/
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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void test_sleep() {
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int time1, time2;
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time(&time1);
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assert(time1 >= 0);
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int ret = sleep(1);
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assert(ret == 0);
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time(&time2);
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assert(time2 >= 0);
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if(time2 - time1 >= 1){
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printf("time passwd: %d\n", time2-time1);
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printf("sleep success.\n");
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}else{
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printf("sleep error.\n");
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}
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}
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int main(void) {
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test_sleep();
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return 0;
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}
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