Mercurial > hg > octave-lyh > gnulib-hg
changeset 16679:bb4c399d2025
Tests for module 'log2f'.
* modules/log2f-tests: New file.
* tests/test-log2f.c: New file.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Sun, 11 Mar 2012 17:57:50 +0100 |
parents | 2f6973f75a06 |
children | fcdfd8bdad38 |
files | ChangeLog modules/log2f-tests tests/test-log2f.c |
diffstat | 3 files changed, 74 insertions(+), 0 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2012-03-11 Bruno Haible <bruno@clisp.org> + Tests for module 'log2f'. + * modules/log2f-tests: New file. + * tests/test-log2f.c: New file. + New module 'log2f'. * lib/math.in.h (log2f): New declaration. * lib/log2f.c: New file.
new file mode 100644 --- /dev/null +++ b/modules/log2f-tests @@ -0,0 +1,17 @@ +Files: +tests/test-log2f.c +tests/test-log2.h +tests/minus-zero.h +tests/signature.h +tests/macros.h +tests/randomf.c + +Depends-on: + +configure.ac: + +Makefile.am: +TESTS += test-log2f +check_PROGRAMS += test-log2f +test_log2f_SOURCES = test-log2f.c randomf.c +test_log2f_LDADD = $(LDADD) @LOG2F_LIBM@
new file mode 100644 --- /dev/null +++ b/tests/test-log2f.c @@ -0,0 +1,53 @@ +/* Test of log2f() function. + Copyright (C) 2010-2012 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/>. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2012. */ + +#include <config.h> + +#include <math.h> + +#include "signature.h" +SIGNATURE_CHECK (log2f, float, (float)); + +#include <float.h> + +#include "minus-zero.h" +#include "macros.h" + +#define DOUBLE float +#define HUGEVAL HUGE_VALF +#define L_(literal) literal##f +#define MANT_DIG FLT_MANT_DIG +#define MAX_EXP FLT_MAX_EXP +#define MIN_EXP FLT_MIN_EXP +#define MINUS_ZERO minus_zerof +#define LOG2 log2f +#define RANDOM randomf +#include "test-log2.h" + +int +main () +{ + /* A particular value. */ + x = 0.6f; + y = log2f (x); + ASSERT (y >= -0.73697f && y <= -0.73696f); + + test_function (); + + return 0; +}