2006-12-19 09:18:18 +01:00
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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2014-11-05 10:54:08 +01:00
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static int
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do_test (void)
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2006-12-19 09:18:18 +01:00
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{
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time_t t = time (NULL);
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int i, ret = 0;
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double d;
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long int l;
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struct drand48_data data;
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unsigned short int buf[3];
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srand48 ((long int) t);
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for (i = 0; i < 50; i++)
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if ((d = drand48 ()) < 0.0 || d >= 1.0)
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{
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printf ("drand48 %d %g\n", i, d);
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ret = 1;
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}
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srand48_r ((long int) t, &data);
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for (i = 0; i < 50; i++)
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if (drand48_r (&data, &d) != 0 || d < 0.0 || d >= 1.0)
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{
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printf ("drand48_r %d %g\n", i, d);
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ret = 1;
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}
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buf[2] = (t & 0xffff0000) >> 16; buf[1] = (t & 0xffff); buf[0] = 0x330e;
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for (i = 0; i < 50; i++)
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if ((d = erand48 (buf)) < 0.0 || d >= 1.0)
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{
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printf ("erand48 %d %g\n", i, d);
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ret = 1;
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}
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buf[2] = (t & 0xffff0000) >> 16; buf[1] = (t & 0xffff); buf[0] = 0x330e;
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for (i = 0; i < 50; i++)
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if (erand48_r (buf, &data, &d) != 0 || d < 0.0 || d >= 1.0)
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{
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printf ("erand48_r %d %g\n", i, d);
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ret = 1;
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}
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srand48 ((long int) t);
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for (i = 0; i < 50; i++)
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if ((l = lrand48 ()) < 0 || l > INT32_MAX)
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{
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printf ("lrand48 %d %ld\n", i, l);
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ret = 1;
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}
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srand48_r ((long int) t, &data);
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for (i = 0; i < 50; i++)
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if (lrand48_r (&data, &l) != 0 || l < 0 || l > INT32_MAX)
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{
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printf ("lrand48_r %d %ld\n", i, l);
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ret = 1;
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}
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buf[2] = (t & 0xffff0000) >> 16; buf[1] = (t & 0xffff); buf[0] = 0x330e;
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for (i = 0; i < 50; i++)
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if ((l = nrand48 (buf)) < 0 || l > INT32_MAX)
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{
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printf ("nrand48 %d %ld\n", i, l);
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ret = 1;
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}
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buf[2] = (t & 0xffff0000) >> 16; buf[1] = (t & 0xffff); buf[0] = 0x330e;
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for (i = 0; i < 50; i++)
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if (nrand48_r (buf, &data, &l) != 0 || l < 0 || l > INT32_MAX)
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{
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printf ("nrand48_r %d %ld\n", i, l);
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ret = 1;
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}
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srand48 ((long int) t);
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for (i = 0; i < 50; i++)
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if ((l = mrand48 ()) < INT32_MIN || l > INT32_MAX)
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{
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printf ("mrand48 %d %ld\n", i, l);
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ret = 1;
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}
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srand48_r ((long int) t, &data);
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for (i = 0; i < 50; i++)
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if (mrand48_r (&data, &l) != 0 || l < INT32_MIN || l > INT32_MAX)
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{
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printf ("mrand48_r %d %ld\n", i, l);
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ret = 1;
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}
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buf[2] = (t & 0xffff0000) >> 16; buf[1] = (t & 0xffff); buf[0] = 0x330e;
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for (i = 0; i < 50; i++)
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if ((l = jrand48 (buf)) < INT32_MIN || l > INT32_MAX)
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{
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printf ("jrand48 %d %ld\n", i, l);
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ret = 1;
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}
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buf[2] = (t & 0xffff0000) >> 16; buf[1] = (t & 0xffff); buf[0] = 0x330e;
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for (i = 0; i < 50; i++)
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if (jrand48_r (buf, &data, &l) != 0 || l < INT32_MIN || l > INT32_MAX)
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{
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printf ("jrand48_r %d %ld\n", i, l);
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ret = 1;
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}
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return ret;
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}
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2014-11-05 10:54:08 +01:00
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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