Module: wine Branch: master Commit: b6d4be61eb1fc9f3f654dcc6e613d6cd7d1dd1b9 URL: https://gitlab.winehq.org/wine/wine/-/commit/b6d4be61eb1fc9f3f654dcc6e613d6c...
Author: Eric Pouech epouech@codeweavers.com Date: Fri Nov 10 09:13:28 2023 +0100
msvcrt/tests: Improve environment tests (initial conditions).
Signed-off-by: Eric Pouech epouech@codeweavers.com
---
dlls/msvcrt/tests/environ.c | 150 ++++++++++++++++++++++++-------------------- 1 file changed, 82 insertions(+), 68 deletions(-)
diff --git a/dlls/msvcrt/tests/environ.c b/dlls/msvcrt/tests/environ.c index 22f697a12ea..74add49e010 100644 --- a/dlls/msvcrt/tests/environ.c +++ b/dlls/msvcrt/tests/environ.c @@ -46,6 +46,8 @@ static const char *a_very_long_env_string =
static char ***(__cdecl *p__p__environ)(void); static WCHAR ***(__cdecl *p__p__wenviron)(void); +static char ***(__cdecl *p__p___initenv)(void); +static wchar_t ***(__cdecl *p__p___winitenv)(void); static void (__cdecl *p_get_environ)(char ***); static void (__cdecl *p_get_wenviron)(WCHAR ***); static errno_t (__cdecl *p_putenv_s)(const char*, const char*); @@ -61,6 +63,8 @@ static void init(void)
p__p__environ = (void *)GetProcAddress(hmod, "__p__environ"); p__p__wenviron = (void *)GetProcAddress(hmod, "__p__wenviron"); + p__p___initenv = (void *)GetProcAddress(hmod, "__p___initenv"); + p__p___winitenv = (void *)GetProcAddress(hmod, "__p___winitenv"); p_environ = (void *)GetProcAddress(hmod, "_environ"); p_wenviron = (void *)GetProcAddress(hmod, "_wenviron"); p_get_environ = (void *)GetProcAddress(hmod, "_get_environ"); @@ -79,21 +83,32 @@ static void test_system(void) ok(ret == 0, "Expected system to return 0, got %d\n", ret); }
+static wchar_t *env_get_valueW( wchar_t **envp, const wchar_t *var ) +{ + unsigned i; + size_t len = wcslen( var ); + + if (!envp) return NULL; + for (i = 0; envp[i] != NULL; i++) + { + wchar_t *ptr; + + if (!(ptr = wcschr( envp[i], L'=' ))) continue; + + if (ptr - envp[i] == len && !memcmp( envp[i], var, len * sizeof(wchar_t) )) + return ptr + 1; + } + return NULL; +} + static void test__environ(void) { int argc; - char **argv, **envp = NULL; - int i, mode = 0; + char **argv, **envp = NULL, **initenv = NULL; + int mode = 0;
ok( p_environ != NULL, "Expected the pointer to _environ to be non-NULL\n" ); - if (p_environ) - ok( *p_environ != NULL, "Expected _environ to be initialized on startup\n" ); - - if (!p_environ || !*p_environ) - { - skip( "_environ pointers are not valid\n" ); - return; - } + ok( *p_environ != NULL, "Expected _environ to be initialized on startup\n" );
if (sizeof(void*) != sizeof(int)) ok( !p__p__environ, "__p__environ() should be 32-bit only\n"); @@ -110,32 +125,38 @@ static void test__environ(void) else win_skip( "_get_environ() is not available\n" );
+ if (p__p___initenv) + { + initenv = *p__p___initenv(); + + todo_wine + ok( initenv == *p_environ, + "Expected _environ to be equal to initial env\n" ); + } + else + skip( "__p___initenv() is not available\n" ); + /* Note that msvcrt from Windows versions older than Vista * expects the mode pointer parameter to be valid.*/ __getmainargs(&argc, &argv, &envp, 0, &mode);
- ok( envp != NULL, "Expected initial environment block pointer to be non-NULL\n" ); - if (!envp) - { - skip( "Initial environment block pointer is not valid\n" ); - return; - } + ok( envp != NULL, + "Expected initial environment block pointer to be non-NULL\n" ); + todo_wine + ok( envp == *p_environ, + "Expected initial environment to be equal to _environ\n" );
- for (i = 0; ; i++) + ok( _putenv("cat=dog") == 0, "failed setting cat=dog\n" ); + if (p__p___initenv) { - if ((*p_environ)[i]) - { - ok( envp[i] != NULL, "Expected environment block pointer element to be non-NULL\n" ); - ok( !strcmp((*p_environ)[i], envp[i]), - "Expected _environ and environment block pointer strings (%s vs. %s) to match\n", - (*p_environ)[i], envp[i] ); - } - else - { - ok( !envp[i], "Expected environment block pointer element to be NULL, got %p\n", envp[i] ); - break; - } + char **retptr = *p__p___initenv(); + + ok( retptr != *p_environ, + "Expected _environ[] not to be equal to initial env\n" ); + ok( retptr == initenv, + "Unexpected modification of initial env\n" ); } + ok( _putenv("cat=") == 0, "failed setting cat=\n" ); }
static void test__wenviron(void) @@ -143,36 +164,38 @@ static void test__wenviron(void) int argc; char **argv, **envp = NULL; WCHAR **wargv, **wenvp = NULL; - int i, mode = 0; + int mode = 0;
ok( p_wenviron != NULL, "Expected the pointer to _wenviron to be non-NULL\n" ); - if (p_wenviron) - ok( *p_wenviron == NULL, "Expected _wenviron to be NULL, got %p\n", *p_wenviron ); - else - { - win_skip( "Pointer to _wenviron is not valid\n" ); - return; - } + ok( !*p_wenviron, "Expected _wenviron[] to be NULL, got %p\n", *p_wenviron );
if (sizeof(void*) != sizeof(int)) ok( !p__p__wenviron, "__p__wenviron() should be 32-bit only\n"); else - ok( *p__p__wenviron() == NULL, "Expected _wenviron pointers to be NULL\n" ); + ok( !*p__p__wenviron(), "Expected _wenviron to be NULL, got %p\n", *p_wenviron );
if (p_get_wenviron) { WCHAR **retptr; p_get_wenviron(&retptr); - ok( retptr == NULL, - "Expected _wenviron pointers to be NULL\n" ); + ok( retptr == *p_wenviron, "Expected _wenviron pointers to be NULL\n" ); } else win_skip( "_get_wenviron() is not available\n" );
+ if (p__p___winitenv) + { + wchar_t ***retptr = p__p___winitenv(); + todo_wine + ok( !*retptr, "Expected initial env to be NULL\n" ); + } + else + skip( "__p___winitenv() is not available\n" ); + /* __getmainargs doesn't initialize _wenviron. */ __getmainargs(&argc, &argv, &envp, 0, &mode);
- ok( *p_wenviron == NULL, "Expected _wenviron to be NULL, got %p\n", *p_wenviron); + ok( !*p_wenviron, "Expected _wenviron to be NULL\n"); ok( envp != NULL, "Expected initial environment block pointer to be non-NULL\n" ); if (!envp) { @@ -182,24 +205,33 @@ static void test__wenviron(void)
/* Neither does calling the non-Unicode environment manipulation functions. */ ok( _putenv("cat=dog") == 0, "failed setting cat=dog\n" ); - ok( *p_wenviron == NULL, "Expected _wenviron to be NULL, got %p\n", *p_wenviron); - ok( _putenv("cat=") == 0, "failed deleting cat\n" ); + ok( !*p_wenviron, "Expected _wenviron to be NULL\n" );
/* _wenviron isn't initialized until __wgetmainargs is called or * one of the Unicode environment manipulation functions is called. */ - ok( _wputenv(L"cat=dog") == 0, "failed setting cat=dog\n" ); + ok( _wputenv(L"cat=dog2") == 0, "failed setting cat=dog2\n" ); ok( *p_wenviron != NULL, "Expected _wenviron to be non-NULL\n" ); - ok( _wputenv(L"cat=") == 0, "failed deleting cat\n" );
__wgetmainargs(&argc, &wargv, &wenvp, 0, &mode); - - ok( *p_wenviron != NULL, "Expected _wenviron to be non-NULL\n" ); ok( wenvp != NULL, "Expected initial environment block pointer to be non-NULL\n" ); - if (!wenvp) + todo_wine + ok( wenvp == *p_wenviron, "Expected initial environment to be _wenviron[]\n" ); + + if (p__p___winitenv) { - skip( "Initial environment block pointer is not valid\n" ); - return; + wchar_t ***retptr = p__p___winitenv(); + wchar_t *value; + + ok( *retptr != NULL, "Expected *__p___winitenv() to be NULL\n" ); + ok( *retptr != *p_wenviron, + "Expected _wenviron to be different from __p___winitenv() %p %p\n", *retptr, *p_wenviron ); + /* test that w-initial env is derived from current _environ[] and not from ansi initial env */ + value = env_get_valueW( *retptr, L"cat" ); + todo_wine + ok( value && !wcscmp( value, L"dog" ), + "Expecting initial env to be derived from current env (got %ls)\n", value ); } + _putenv("cat=");
/* Examine the returned pointer from __p__wenviron(), * if available, after _wenviron is initialized. */ @@ -216,22 +248,6 @@ static void test__wenviron(void) ok( retptr == *p_wenviron, "Expected _wenviron pointers to be identical\n" ); } - - for (i = 0; ; i++) - { - if ((*p_wenviron)[i]) - { - ok( wenvp[i] != NULL, "Expected environment block pointer element to be non-NULL\n" ); - ok( !wcscmp((*p_wenviron)[i], wenvp[i]), - "Expected _wenviron and environment block pointer strings (%s vs. %s) to match\n", - wine_dbgstr_w((*p_wenviron)[i]), wine_dbgstr_w(wenvp[i]) ); - } - else - { - ok( !wenvp[i], "Expected environment block pointer element to be NULL, got %p\n", wenvp[i] ); - break; - } - } }
static void test_environment_manipulation(void) @@ -312,8 +328,6 @@ START_TEST(environ) { init();
- /* The environ tests should always be run first, as they assume - * that the process has not manipulated the environment. */ test__environ(); test__wenviron(); test_environment_manipulation();
-
Alexandre Julliard