* tests/test-frexp-ieee.h: New file.
* tests/test-frexpf-ieee.c: Include test-frexp-ieee.h.
(main): Just call test_function.
* tests/test-frexp-ieee.c: Include test-frexp-ieee.h.
(main): Just call test_function.
* tests/test-frexpl-ieee.c: Include test-frexp-ieee.h.
(main): Just call test_function.
* modules/frexpf-ieee-tests (Files): Add tests/test-frexp-ieee.h.
* modules/frexp-ieee-tests (Files): Likewise.
* modules/frexpl-ieee-tests (Files): Likewise.
2012-02-26 Bruno Haible <bruno@clisp.org>
+ Refactor frexp*-ieee tests.
+ * tests/test-frexp-ieee.h: New file.
+ * tests/test-frexpf-ieee.c: Include test-frexp-ieee.h.
+ (main): Just call test_function.
+ * tests/test-frexp-ieee.c: Include test-frexp-ieee.h.
+ (main): Just call test_function.
+ * tests/test-frexpl-ieee.c: Include test-frexp-ieee.h.
+ (main): Just call test_function.
+ * modules/frexpf-ieee-tests (Files): Add tests/test-frexp-ieee.h.
+ * modules/frexp-ieee-tests (Files): Likewise.
+ * modules/frexpl-ieee-tests (Files): Likewise.
+
Tests for module 'frexpl-ieee'.
* modules/frexpl-ieee-tests: New file.
* tests/test-frexpl-ieee.c: New file.
Files:
tests/test-frexp-ieee.c
+tests/test-frexp-ieee.h
tests/minus-zero.h
tests/infinity.h
tests/nan.h
Files:
tests/test-frexpf-ieee.c
+tests/test-frexp-ieee.h
tests/minus-zero.h
tests/infinity.h
tests/nan.h
Files:
tests/test-frexpl-ieee.c
+tests/test-frexp-ieee.h
tests/minus-zero.h
tests/infinity.h
tests/nan.h
#include "nan.h"
#include "macros.h"
+#undef INFINITY
+#undef NAN
+
+#define DOUBLE double
+#define ISNAN isnand
+#define INFINITY Infinityd ()
+#define NAN NaNd ()
+#define L_(literal) literal
+#define MINUS_ZERO minus_zerod
+#define FREXP frexp
+#include "test-frexp-ieee.h"
+
int
main ()
{
- /* [MX] shaded specification in POSIX. */
-
- /* NaN. */
- {
- int exp = -9999;
- double mantissa;
- mantissa = frexp (NaNd (), &exp);
- ASSERT (isnand (mantissa));
- }
-
- /* Signed zero. */
- {
- int exp = -9999;
- double mantissa;
- mantissa = frexp (0.0, &exp);
- ASSERT (mantissa == 0.0);
- ASSERT (!signbit (mantissa));
- ASSERT (exp == 0);
- }
- {
- int exp = -9999;
- double mantissa;
- mantissa = frexp (minus_zerod, &exp);
- ASSERT (mantissa == 0.0);
- ASSERT (!!signbit (mantissa) == !!signbit (minus_zerod));
- ASSERT (exp == 0);
- }
-
- /* Infinity. */
- {
- int exp = -9999;
- double mantissa;
- mantissa = frexp (Infinityd (), &exp);
- ASSERT (mantissa == Infinityd ());
- }
- {
- int exp = -9999;
- double mantissa;
- mantissa = frexp (- Infinityd (), &exp);
- ASSERT (mantissa == - Infinityd ());
- }
+ test_function ();
return 0;
}
--- /dev/null
+/* Test of splitting a double into fraction and mantissa.
+ 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. */
+
+ /* NaN. */
+ {
+ int exp = -9999;
+ DOUBLE mantissa;
+ mantissa = FREXP (NAN, &exp);
+ ASSERT (ISNAN (mantissa));
+ }
+
+ /* Signed zero. */
+ {
+ int exp = -9999;
+ DOUBLE mantissa;
+ mantissa = FREXP (L_(0.0), &exp);
+ ASSERT (mantissa == L_(0.0));
+ ASSERT (!signbit (mantissa));
+ ASSERT (exp == 0);
+ }
+ {
+ int exp = -9999;
+ DOUBLE mantissa;
+ mantissa = FREXP (MINUS_ZERO, &exp);
+ ASSERT (mantissa == L_(0.0));
+ ASSERT (!!signbit (mantissa) == !!signbit (MINUS_ZERO));
+ ASSERT (exp == 0);
+ }
+
+ /* Infinity. */
+ {
+ int exp = -9999;
+ DOUBLE mantissa;
+ mantissa = FREXP (INFINITY, &exp);
+ ASSERT (mantissa == INFINITY);
+ }
+ {
+ int exp = -9999;
+ DOUBLE mantissa;
+ mantissa = FREXP (- INFINITY, &exp);
+ ASSERT (mantissa == - INFINITY);
+ }
+}
#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 FREXP frexpf
+#include "test-frexp-ieee.h"
+
int
main ()
{
- /* [MX] shaded specification in POSIX. */
-
- /* NaN. */
- {
- int exp = -9999;
- float mantissa;
- mantissa = frexpf (NaNf (), &exp);
- ASSERT (isnanf (mantissa));
- }
-
- /* Signed zero. */
- {
- int exp = -9999;
- float mantissa;
- mantissa = frexpf (0.0f, &exp);
- ASSERT (mantissa == 0.0f);
- ASSERT (!signbit (mantissa));
- ASSERT (exp == 0);
- }
- {
- int exp = -9999;
- float mantissa;
- mantissa = frexpf (minus_zerof, &exp);
- ASSERT (mantissa == 0.0f);
- ASSERT (!!signbit (mantissa) == !!signbit (minus_zerof));
- ASSERT (exp == 0);
- }
-
- /* Infinity. */
- {
- int exp = -9999;
- float mantissa;
- mantissa = frexpf (Infinityf (), &exp);
- ASSERT (mantissa == Infinityf ());
- }
- {
- int exp = -9999;
- float mantissa;
- mantissa = frexpf (- Infinityf (), &exp);
- ASSERT (mantissa == - Infinityf ());
- }
+ test_function ();
return 0;
}
#include "nan.h"
#include "macros.h"
+#undef INFINITY
+#undef NAN
+
+#define DOUBLE long double
+#define ISNAN isnanl
+#define INFINITY Infinityl ()
+#define NAN NaNl ()
+#define L_(literal) literal##L
+#define MINUS_ZERO minus_zerol
+#define FREXP frexpl
+#include "test-frexp-ieee.h"
+
int
main ()
{
- /* [MX] shaded specification in POSIX. */
-
- /* NaN. */
- {
- int exp = -9999;
- long double mantissa;
- mantissa = frexpl (NaNl (), &exp);
- ASSERT (isnanl (mantissa));
- }
-
- /* Signed zero. */
- {
- int exp = -9999;
- long double mantissa;
- mantissa = frexpl (0.0L, &exp);
- ASSERT (mantissa == 0.0L);
- ASSERT (!signbit (mantissa));
- ASSERT (exp == 0);
- }
- {
- int exp = -9999;
- long double mantissa;
- mantissa = frexpl (minus_zerol, &exp);
- ASSERT (mantissa == 0.0L);
- ASSERT (!!signbit (mantissa) == !!signbit (minus_zerol));
- ASSERT (exp == 0);
- }
-
- /* Infinity. */
- {
- int exp = -9999;
- long double mantissa;
- mantissa = frexpl (Infinityl (), &exp);
- ASSERT (mantissa == Infinityl ());
- }
- {
- int exp = -9999;
- long double mantissa;
- mantissa = frexpl (- Infinityl (), &exp);
- ASSERT (mantissa == - Infinityl ());
- }
+ test_function ();
return 0;
}
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