Piotr Caban : msvcrt/tests: Add atan, tanh and exp tests on invalid arguments.
Alexandre Julliard
julliard at wine.codeweavers.com
Wed Mar 25 10:13:23 CDT 2015
Module: wine
Branch: master
Commit: 6de6e42a36d0bce0fa88b54b28a95bdb802d3237
URL: http://source.winehq.org/git/wine.git/?a=commit;h=6de6e42a36d0bce0fa88b54b28a95bdb802d3237
Author: Piotr Caban <piotr at codeweavers.com>
Date: Wed Mar 25 13:13:57 2015 +0100
msvcrt/tests: Add atan, tanh and exp tests on invalid arguments.
---
dlls/msvcrt/tests/misc.c | 64 ++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
diff --git a/dlls/msvcrt/tests/misc.c b/dlls/msvcrt/tests/misc.c
index a4c5c8c..ab14e04 100644
--- a/dlls/msvcrt/tests/misc.c
+++ b/dlls/msvcrt/tests/misc.c
@@ -21,8 +21,29 @@
#include "wine/test.h"
#include <errno.h>
#include <stdio.h>
+#include <math.h>
#include "msvcrt.h"
+static inline float __port_infinity(void)
+{
+ static const unsigned __inf_bytes = 0x7f800000;
+ return *(const float *)&__inf_bytes;
+}
+#define INFINITY __port_infinity()
+
+static inline float __port_nan(void)
+{
+ static const unsigned __nan_bytes = 0x7fc00000;
+ return *(const float *)&__nan_bytes;
+}
+#define NAN __port_nan()
+
+static inline BOOL almost_equal(double d1, double d2) {
+ if(d1-d2>-1e-30 && d1-d2<1e-30)
+ return TRUE;
+ return FALSE;
+}
+
static int (__cdecl *prand_s)(unsigned int *);
static int (__cdecl *pI10_OUTPUT)(long double, int, int, void*);
static int (__cdecl *pstrerror_s)(char *, MSVCRT_size_t, int);
@@ -34,6 +55,9 @@ static void (__cdecl *p__invalid_parameter)(const wchar_t*,
const wchar_t*, const wchar_t*, unsigned int, uintptr_t);
static void (__cdecl *p_qsort_s)(void*, MSVCRT_size_t, MSVCRT_size_t,
int (__cdecl*)(void*, const void*, const void*), void*);
+static double (__cdecl *p_atan)(double);
+static double (__cdecl *p_exp)(double);
+static double (__cdecl *p_tanh)(double);
static void init(void)
{
@@ -48,6 +72,9 @@ static void init(void)
p_set_errno = (void *)GetProcAddress(hmod, "_set_errno");
p__invalid_parameter = (void *)GetProcAddress(hmod, "_invalid_parameter");
p_qsort_s = (void *)GetProcAddress(hmod, "qsort_s");
+ p_atan = (void *)GetProcAddress(hmod, "atan");
+ p_exp = (void *)GetProcAddress(hmod, "exp");
+ p_tanh = (void *)GetProcAddress(hmod, "tanh");
}
static void test_rand_s(void)
@@ -477,6 +504,42 @@ static void test_qsort_s(void)
ok(tab[i] == i, "data sorted incorrectly on position %d: %d\n", i, tab[i]);
}
+static void test_math_functions(void)
+{
+ double ret;
+
+ errno = 0xdeadbeef;
+ p_atan(NAN);
+ ok(errno == EDOM, "errno = %d\n", errno);
+
+ errno = 0xdeadbeef;
+ ret = p_atan(INFINITY);
+ ok(almost_equal(ret, 1.57079632679489661923), "ret = %lf\n", ret);
+ ok(errno == 0xdeadbeef, "errno = %d\n", errno);
+
+ errno = 0xdeadbeef;
+ ret = p_atan(-INFINITY);
+ ok(almost_equal(ret, -1.57079632679489661923), "ret = %lf\n", ret);
+ ok(errno == 0xdeadbeef, "errno = %d\n", errno);
+
+ errno = 0xdeadbeef;
+ p_tanh(NAN);
+ ok(errno == EDOM, "errno = %d\n", errno);
+
+ errno = 0xdeadbeef;
+ ret = p_tanh(INFINITY);
+ ok(almost_equal(ret, 1.0), "ret = %lf\n", ret);
+ ok(errno == 0xdeadbeef, "errno = %d\n", errno);
+
+ errno = 0xdeadbeef;
+ p_exp(NAN);
+ ok(errno == EDOM, "errno = %d\n", errno);
+
+ errno = 0xdeadbeef;
+ p_exp(INFINITY);
+ ok(errno == 0xdeadbeef, "errno = %d\n", errno);
+}
+
START_TEST(misc)
{
int arg_c;
@@ -504,4 +567,5 @@ START_TEST(misc)
test__popen(arg_v[0]);
test__invalid_parameter();
test_qsort_s();
+ test_math_functions();
}
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