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kernel32/tests: Add some tests for file sharing against a memory mapping.

This commit is contained in:
Alexandre Julliard 2009-11-19 16:02:52 +01:00
parent c044fa8a59
commit c073ee54c9
1 changed files with 69 additions and 8 deletions
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77
dlls/kernel32/tests/file.c
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@ -1616,7 +1616,7 @@ static void test_LockFile(void)
DeleteFileA( filename );
}
static inline int is_sharing_compatible( DWORD access1, DWORD sharing1, DWORD access2, DWORD sharing2, BOOL is_win9x )
static int is_sharing_compatible( DWORD access1, DWORD sharing1, DWORD access2, DWORD sharing2, BOOL is_win9x )
{
if (!is_win9x)
{
@ -1641,6 +1641,13 @@ static inline int is_sharing_compatible( DWORD access1, DWORD sharing1, DWORD ac
return 1;
}
static int is_sharing_map_compatible( DWORD map_access, DWORD access2, DWORD sharing2 )
{
if ((map_access == PAGE_READWRITE || map_access == PAGE_EXECUTE_READWRITE) &&
!(sharing2 & FILE_SHARE_WRITE)) return 0;
return 1;
}
static void test_file_sharing(void)
{
static const DWORD access_modes[] =
@ -1651,10 +1658,14 @@ static void test_file_sharing(void)
FILE_SHARE_WRITE, FILE_SHARE_READ|FILE_SHARE_WRITE,
FILE_SHARE_DELETE, FILE_SHARE_READ|FILE_SHARE_DELETE,
FILE_SHARE_WRITE|FILE_SHARE_DELETE, FILE_SHARE_READ|FILE_SHARE_WRITE|FILE_SHARE_DELETE };
static const DWORD mapping_modes[] =
{ PAGE_READONLY, PAGE_WRITECOPY, PAGE_READWRITE };
static const char dummy[] = "dummy";
int a1, s1, a2, s2;
int ret;
HANDLE h, h2;
BOOL is_win9x = FALSE;
DWORD written;
/* make sure the file exists */
h = CreateFileA( filename, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0 );
@ -1664,6 +1675,7 @@ static void test_file_sharing(void)
return;
}
is_win9x = GetFileAttributesW(filenameW) == INVALID_FILE_ATTRIBUTES;
WriteFile( h, dummy, strlen(dummy), &written, NULL );
CloseHandle( h );
for (a1 = 0; a1 < sizeof(access_modes)/sizeof(access_modes[0]); a1++)
@ -1693,12 +1705,10 @@ static void test_file_sharing(void)
SetLastError(0xdeadbeef);
h2 = CreateFileA( filename, access_modes[a2], sharing_modes[s2],
NULL, OPEN_EXISTING, 0, 0 );
ret = GetLastError();
if (is_sharing_compatible( access_modes[a1], sharing_modes[s1],
access_modes[a2], sharing_modes[s2], is_win9x ))
{
ret = GetLastError();
ok( h2 != INVALID_HANDLE_VALUE,
"open failed for modes %x/%x/%x/%x\n",
access_modes[a1], sharing_modes[s1],
@ -1706,13 +1716,9 @@ static void test_file_sharing(void)
ok( ret == 0xdeadbeef /* Win9x */ ||
ret == 0, /* XP */
"wrong error code %d\n", ret );
CloseHandle( h2 );
}
else
{
ret = GetLastError();
ok( h2 == INVALID_HANDLE_VALUE,
"open succeeded for modes %x/%x/%x/%x\n",
access_modes[a1], sharing_modes[s1],
@ -1720,12 +1726,67 @@ static void test_file_sharing(void)
ok( ret == ERROR_SHARING_VIOLATION,
"wrong error code %d\n", ret );
}
if (h2 != INVALID_HANDLE_VALUE) CloseHandle( h2 );
}
}
CloseHandle( h );
}
}
for (a1 = 0; a1 < sizeof(mapping_modes)/sizeof(mapping_modes[0]); a1++)
{
HANDLE m;
SetLastError(0xdeadbeef);
h = CreateFileA( filename, GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0 );
if (h == INVALID_HANDLE_VALUE)
{
ok(0,"couldn't create file \"%s\" (err=%d)\n",filename,GetLastError());
return;
}
m = CreateFileMappingA( h, NULL, mapping_modes[a1], 0, 0, NULL );
ok( m != 0, "failed to create mapping %x err %u\n", mapping_modes[a1], GetLastError() );
CloseHandle( h );
if (!m) continue;
for (a2 = 0; a2 < sizeof(access_modes)/sizeof(access_modes[0]); a2++)
{
for (s2 = 0; s2 < sizeof(sharing_modes)/sizeof(sharing_modes[0]); s2++)
{
/* Win9x doesn't support FILE_SHARE_DELETE */
if (is_win9x && (sharing_modes[s2] & FILE_SHARE_DELETE))
continue;
SetLastError(0xdeadbeef);
h2 = CreateFileA( filename, access_modes[a2], sharing_modes[s2],
NULL, OPEN_EXISTING, 0, 0 );
ret = GetLastError();
if (h2 == INVALID_HANDLE_VALUE)
{
if (is_sharing_map_compatible(mapping_modes[a1], access_modes[a2], sharing_modes[s2]))
todo_wine ok( is_win9x, /* there's no sharing at all with a mapping on win9x */
"open failed for modes map %x/%x/%x\n",
mapping_modes[a1], access_modes[a2], sharing_modes[s2] );
ok( ret == ERROR_SHARING_VIOLATION,
"wrong error code %d\n", ret );
}
else
{
if (!is_sharing_map_compatible(mapping_modes[a1], access_modes[a2], sharing_modes[s2]))
todo_wine ok( broken(1), /* no checking on nt4 */
"open succeeded for modes map %x/%x/%x\n",
mapping_modes[a1], access_modes[a2], sharing_modes[s2] );
ok( ret == 0xdeadbeef /* Win9x */ ||
ret == 0, /* XP */
"wrong error code %d\n", ret );
CloseHandle( h2 );
}
}
}
CloseHandle( m );
}
SetLastError(0xdeadbeef);
h = CreateFileA( filename, GENERIC_READ|GENERIC_WRITE, FILE_SHARE_READ, NULL, OPEN_ALWAYS, 0, 0 );
ok( h != INVALID_HANDLE_VALUE, "CreateFileA error %d\n", GetLastError() );