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/* $NetBSD: t_isnan.c,v 1.5 2014/11/04 00:20:19 justin Exp $ */
/*
* This file is in the Public Domain.
*
* The nan test is blatently copied by Simon Burge from the infinity
* test by Ben Harris.
*/
#include <sys/param.h>
#include <atf-c.h>
#include <math.h>
#include <string.h>
ATF_TC(isnan_basic);
ATF_TC_HEAD(isnan_basic, tc)
{
atf_tc_set_md_var(tc, "descr", "Verify that isnan(3) works");
}
ATF_TC_BODY(isnan_basic, tc)
{
#if defined(__m68k__)
atf_tc_skip("Test not applicable on " MACHINE_ARCH);
#endif
#ifdef NAN
/* NAN is meant to be a (float)NaN. */
ATF_CHECK(isnan(NAN) != 0);
ATF_CHECK(isnan((double)NAN) != 0);
#else
atf_tc_skip("Test not applicable");
#endif
}
ATF_TC(isinf_basic);
ATF_TC_HEAD(isinf_basic, tc)
{
atf_tc_set_md_var(tc, "descr", "Verify that isinf(3) works");
}
ATF_TC_BODY(isinf_basic, tc)
{
#if defined(__m68k__)
atf_tc_skip("Test not applicable on " MACHINE_ARCH);
#endif
/* HUGE_VAL is meant to be an infinity. */
ATF_CHECK(isinf(HUGE_VAL) != 0);
/* HUGE_VALF is the float analog of HUGE_VAL. */
ATF_CHECK(isinf(HUGE_VALF) != 0);
/* HUGE_VALL is the long double analog of HUGE_VAL. */
ATF_CHECK(isinf(HUGE_VALL) != 0);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, isnan_basic);
ATF_TP_ADD_TC(tp, isinf_basic);
return atf_no_error();
}
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