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msvcrt/tests: Add tests for the __p__(w)environ accessors.

This commit is contained in:
Andrew Nguyen 2010-10-06 21:58:39 -05:00 committed by Alexandre Julliard
parent eebf331e89
commit 797d6cb4e2
1 changed files with 31 additions and 0 deletions
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31
dlls/msvcrt/tests/environ.c
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@ -45,6 +45,9 @@ static const char *a_very_long_env_string =
void __cdecl __getmainargs(int *, char ***, char ***, int, int *); void __cdecl __getmainargs(int *, char ***, char ***, int, int *);
void __cdecl __wgetmainargs(int *, wchar_t ***, wchar_t ***, int, int *); void __cdecl __wgetmainargs(int *, wchar_t ***, wchar_t ***, int, int *);
static char ***(__cdecl *p__p__environ)(void);
static WCHAR ***(__cdecl *p__p__wenviron)(void);
static char ***p_environ; static char ***p_environ;
static WCHAR ***p_wenviron; static WCHAR ***p_wenviron;
@ -52,6 +55,8 @@ static void init(void)
{ {
HMODULE hmod = GetModuleHandleA("msvcrt.dll"); HMODULE hmod = GetModuleHandleA("msvcrt.dll");
p__p__environ = (void *)GetProcAddress(hmod, "__p__environ");
p__p__wenviron = (void *)GetProcAddress(hmod, "__p__wenviron");
p_environ = (void *)GetProcAddress(hmod, "_environ"); p_environ = (void *)GetProcAddress(hmod, "_environ");
p_wenviron = (void *)GetProcAddress(hmod, "_wenviron"); p_wenviron = (void *)GetProcAddress(hmod, "_wenviron");
} }
@ -81,6 +86,15 @@ static void test__environ(void)
return; return;
} }
/* Examine the returned pointer from __p__environ(), if available. */
if (p__p__environ)
{
ok( *p__p__environ() == *p_environ,
"Expected _environ pointers to be identical\n" );
}
else
skip( "__p__environ() is not available\n" );
/* Note that msvcrt from Windows versions older than Vista /* Note that msvcrt from Windows versions older than Vista
* expects the mode pointer parameter to be valid.*/ * expects the mode pointer parameter to be valid.*/
__getmainargs(&argc, &argv, &envp, 0, &mode); __getmainargs(&argc, &argv, &envp, 0, &mode);
@ -125,6 +139,15 @@ static void test__wenviron(void)
return; return;
} }
/* Examine the returned pointer from __p__wenviron(), if available. */
if (p__p__wenviron)
{
ok( *p__p__wenviron() == NULL,
"Expected _wenviron pointers to be NULL\n" );
}
else
skip( "__p__wenviron() is not available\n" );
/* __getmainargs doesn't initialize _wenviron. */ /* __getmainargs doesn't initialize _wenviron. */
__getmainargs(&argc, &argv, &envp, 0, &mode); __getmainargs(&argc, &argv, &envp, 0, &mode);
@ -153,6 +176,14 @@ static void test__wenviron(void)
return; return;
} }
/* Examine the returned pointer from __p__wenviron(),
* if available, after _wenviron is initialized. */
if (p__p__wenviron)
{
ok( *p__p__wenviron() == *p_wenviron,
"Expected _wenviron pointers to be identical\n" );
}
for (i = 0; ; i++) for (i = 0; ; i++)
{ {
if ((*p_wenviron)[i]) if ((*p_wenviron)[i])