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c5bc2aeaf6
* tests/test-sqrt.h: New file. * tests/test-sqrt.c: Include <float.h> and test-sqrt.h. (main): Invoke test_function. * tests/test-sqrtf.c: Include <float.h> and test-sqrt.h. (main): Invoke test_function. * tests/test-sqrtl.c: Include <float.h> and test-sqrt.h. (main): Invoke test_function. * modules/sqrt-tests (Files): Add tests/test-sqrt.h, tests/randomd.c. (Makefile.am): Add randomd.c to test_sqrt_SOURCES. * modules/sqrtf-tests (Files): Add tests/test-sqrt.h, tests/randomf.c. (Makefile.am): Add randomf.c to test_sqrtf_SOURCES. * modules/sqrtl-tests (Files): Add tests/test-sqrt.h, tests/randoml.c. (Depends-on): Add 'float'. (Makefile.am): Add randoml.c to test_sqrtl_SOURCES.
49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/* Test of sqrt() function.
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Copyright (C) 2010-2012 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2010. */
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#include <config.h>
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#include <math.h>
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#include "signature.h"
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SIGNATURE_CHECK (sqrt, double, (double));
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#include <float.h>
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#include "macros.h"
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#define DOUBLE double
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#define L_(literal) literal
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#define MANT_DIG DBL_MANT_DIG
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#define SQRT sqrt
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#define RANDOM randomd
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#include "test-sqrt.h"
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int
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main ()
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{
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/* A particular value. */
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x = 0.6;
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y = sqrt (x);
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ASSERT (y >= 0.7745966692 && y <= 0.7745966693);
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test_function ();
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return 0;
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}
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