Mercurial > gnulib
changeset 36329:001078258d5a
Tests for module 'logf-ieee'.
* modules/logf-ieee-tests: New file.
* tests/test-logf-ieee.c: New file.
* tests/test-log-ieee.h: New file.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sat, 10 Mar 2012 10:58:28 +0100 |
parents | ffefaa3cae2e |
children | dfe32f73a19d |
files | ChangeLog modules/logf-ieee-tests tests/test-log-ieee.h tests/test-logf-ieee.c |
diffstat | 4 files changed, 109 insertions(+), 0 deletions(-) [+] |
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--- a/ChangeLog Sat Mar 10 10:58:13 2012 +0100 +++ b/ChangeLog Sat Mar 10 10:58:28 2012 +0100 @@ -1,5 +1,10 @@ 2012-03-10 Bruno Haible <bruno@clisp.org> + Tests for module 'logf-ieee'. + * modules/logf-ieee-tests: New file. + * tests/test-logf-ieee.c: New file. + * tests/test-log-ieee.h: New file. + New module 'logf-ieee'. * modules/logf-ieee: New file.
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/modules/logf-ieee-tests Sat Mar 10 10:58:28 2012 +0100 @@ -0,0 +1,19 @@ +Files: +tests/test-logf-ieee.c +tests/test-log-ieee.h +tests/minus-zero.h +tests/infinity.h +tests/nan.h +tests/macros.h + +Depends-on: +isnanf-nolibm +float +signbit + +configure.ac: + +Makefile.am: +TESTS += test-logf-ieee +check_PROGRAMS += test-logf-ieee +test_logf_ieee_LDADD = $(LDADD) @LOGF_LIBM@
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tests/test-log-ieee.h Sat Mar 10 10:58:28 2012 +0100 @@ -0,0 +1,40 @@ +/* Test of log*() function family. + Copyright (C) 2012 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +static void +test_function (void) +{ + /* [MX] shaded specification in POSIX. */ + + /* Negative arguments. */ + ASSERT (ISNAN (LOG (- L_(0.00001)))); + ASSERT (ISNAN (LOG (- L_(1.0)))); + ASSERT (ISNAN (LOG (- L_(1000000.0)))); + ASSERT (ISNAN (LOG (- INFINITY))); + + /* NaN. */ + ASSERT (ISNAN (LOG (NAN))); + + /* Only rational value. */ + { + DOUBLE z = LOG (L_(1.0)); + ASSERT (z == L_(0.0)); + ASSERT (!signbit (z)); + } + + /* Infinity. */ + ASSERT (LOG (INFINITY) == INFINITY); +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tests/test-logf-ieee.c Sat Mar 10 10:58:28 2012 +0100 @@ -0,0 +1,45 @@ +/* Test of logf() function. + Copyright (C) 2012 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +#include <math.h> + +#include "isnanf-nolibm.h" +#include "minus-zero.h" +#include "infinity.h" +#include "nan.h" +#include "macros.h" + +#undef INFINITY +#undef NAN + +#define DOUBLE float +#define ISNAN isnanf +#define INFINITY Infinityf () +#define NAN NaNf () +#define L_(literal) literal##f +#define MINUS_ZERO minus_zerof +#define LOG logf +#include "test-log-ieee.h" + +int +main () +{ + test_function (); + + return 0; +}