diff options
Diffstat (limited to 'lib/msun/tests/conj_test.c')
| -rw-r--r-- | lib/msun/tests/conj_test.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/lib/msun/tests/conj_test.c b/lib/msun/tests/conj_test.c new file mode 100644 index 000000000000..313f284925c3 --- /dev/null +++ b/lib/msun/tests/conj_test.c @@ -0,0 +1,120 @@ +/*- + * Copyright (c) 2008 David Schultz <das@FreeBSD.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * Tests for conj{,f,l}() + */ + +#include <sys/cdefs.h> +#include <complex.h> +#include <fenv.h> +#include <math.h> +#include <stdio.h> + +#include "test-utils.h" + +#pragma STDC CX_LIMITED_RANGE OFF + +/* Make sure gcc doesn't use builtin versions of these or honor __pure2. */ +static float complex (*libconjf)(float complex) = conjf; +static double complex (*libconj)(double complex) = conj; +static long double complex (*libconjl)(long double complex) = conjl; +static float (*libcrealf)(float complex) = crealf; +static double (*libcreal)(double complex) = creal; +static long double (*libcreall)(long double complex) = creall; +static float (*libcimagf)(float complex) = cimagf; +static double (*libcimag)(double complex) = cimag; +static long double (*libcimagl)(long double complex) = cimagl; + +static const double tests[] = { + /* a + bI */ + 0.0, 0.0, + 0.0, 1.0, + 1.0, 0.0, + -1.0, 0.0, + 1.0, -0.0, + 0.0, -1.0, + 2.0, 4.0, + 0.0, INFINITY, + 0.0, -INFINITY, + INFINITY, 0.0, + NAN, 1.0, + 1.0, NAN, + NAN, NAN, + -INFINITY, INFINITY, +}; + +ATF_TC_WITHOUT_HEAD(main); +ATF_TC_BODY(main, tc) +{ + static const int ntests = sizeof(tests) / sizeof(tests[0]) / 2; + complex float in; + complex long double expected; + int i; + + for (i = 0; i < ntests; i++) { + __real__ expected = __real__ in = tests[2 * i]; + __imag__ in = tests[2 * i + 1]; + __imag__ expected = -cimag(in); + + ATF_REQUIRE(fpequal_cs(libcrealf(in), __real__ in, true)); + ATF_REQUIRE(fpequal_cs(libcreal(in), __real__ in, true)); + ATF_REQUIRE(fpequal_cs(libcreall(in), __real__ in, true)); + ATF_REQUIRE(fpequal_cs(libcimagf(in), __imag__ in, true)); + ATF_REQUIRE(fpequal_cs(libcimag(in), __imag__ in, true)); + ATF_REQUIRE(fpequal_cs(libcimagl(in), __imag__ in, true)); + + ATF_REQUIRE_EQ(0, feclearexcept(FE_ALL_EXCEPT)); + ATF_REQUIRE_MSG( + cfpequal(libconjf(in), expected), + "conjf(%#.2g + %#.2gI): wrong value", creal(in), cimag(in) + ); + ATF_REQUIRE_EQ_MSG(0, fetestexcept(FE_ALL_EXCEPT), + "conj(%#.2g + %#.2gI): threw an exception: %#x", creal(in), + cimag(in), fetestexcept(FE_ALL_EXCEPT)); + + ATF_REQUIRE_EQ(0, feclearexcept(FE_ALL_EXCEPT)); + ATF_REQUIRE_MSG(cfpequal(libconj(in), expected), + "conj(%#.2g + %#.2gI): wrong value", creal(in), cimag(in)); + ATF_REQUIRE_EQ_MSG(0, fetestexcept(FE_ALL_EXCEPT), + "conj(%#.2g + %#.2gI): threw an exception: %#x", creal(in), + cimag(in), fetestexcept(FE_ALL_EXCEPT)); + + ATF_REQUIRE_EQ(0, feclearexcept(FE_ALL_EXCEPT)); + ATF_REQUIRE_MSG(cfpequal(libconjl(in), expected), + "conjl(%#.2g + %#.2gI): wrong value", creal(in), cimag(in)); + ATF_REQUIRE_EQ_MSG(0, fetestexcept(FE_ALL_EXCEPT), + "conjl(%#.2g + %#.2gI): threw an exception: %#x", creal(in), + cimag(in), fetestexcept(FE_ALL_EXCEPT)); + } +} + +ATF_TP_ADD_TCS(tp) +{ + ATF_TP_ADD_TC(tp, main); + + return (atf_no_error()); +} |