forked from Lephenixnoir/FxLibcTest
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
#include <stdlib.h>
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#include <limits.h>
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#include <ft/test.h>
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#include <ft/all-tests.h>
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static void _ft_stdlib_arith(ft_test *t)
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{
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div_t d;
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ldiv_t ld;
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lldiv_t lld;
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ft_log(t, "abs with functions:\n");
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ft_assert_eval(t, abs(73), 73, "%d");
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ft_assert_eval(t, abs(-73), 73, "%d");
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ft_assert_eval(t, labs(73l), 73l, "%ld");
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ft_assert_eval(t, labs(-73l), 73l, "%ld");
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ft_assert_eval(t, llabs(73ll), 73ll, "%lld");
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ft_assert_eval(t, llabs(-73ll), 73ll, "%lld");
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#undef abs
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#undef labs
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#undef llabs
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ft_log(t, "\nabs with macros:\n");
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ft_assert_eval(t, abs(73), 73, "%d");
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ft_assert_eval(t, abs(-73), 73, "%d");
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ft_assert_eval(t, labs(73l), 73l, "%ld");
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ft_assert_eval(t, labs(-73l), 73l, "%ld");
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ft_assert_eval(t, llabs(73ll), 73ll, "%lld");
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ft_assert_eval(t, llabs(-73ll), 73ll, "%lld");
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ft_log(t, "\ndiv: by asserts (not shown)\n");
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d = div(73, 8);
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ft_assert(t, d.quot == 9 && d.rem == 1);
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d = div(-73, 8);
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ft_assert(t, d.quot == -9 && d.rem == -1);
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d = div(73, -8);
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ft_assert(t, d.quot == -9 && d.rem == 1);
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d = div(-73, -8);
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ft_assert(t, d.quot == 9 && d.rem == -1);
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ld = ldiv(73l, 8l);
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ft_assert(t, ld.quot == 9l && ld.rem == 1l);
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ld = ldiv(-73l, 8l);
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ft_assert(t, ld.quot == -9l && ld.rem == -1l);
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ld = ldiv(73l, -8l);
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ft_assert(t, ld.quot == -9l && ld.rem == 1l);
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ld = ldiv(-73l, -8l);
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ft_assert(t, ld.quot == 9l && ld.rem == -1l);
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lld = lldiv(73ll, 8ll);
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ft_assert(t, lld.quot == 9ll && lld.rem == 1ll);
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lld = lldiv(-73ll, 8ll);
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ft_assert(t, lld.quot == -9ll && lld.rem == -1ll);
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lld = lldiv(73ll, -8ll);
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ft_assert(t, lld.quot == -9ll && lld.rem == 1ll);
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lld = lldiv(-73ll, -8ll);
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ft_assert(t, lld.quot == 9ll && lld.rem == -1ll);
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}
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ft_test ft_stdlib_arith = {
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.name = "Integer arithmetic functions",
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.function = _ft_stdlib_arith,
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};
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