Add a test for mailslots
Mike McCormack
mike at codeweavers.com
Fri Oct 31 17:43:22 CST 2003
Mailslots don't work yet, but the test works on Windows.
Mike
ChangeLog:
* Add a test for mailslots
-------------- next part --------------
Index: dlls/kernel/tests/Makefile.in
===================================================================
RCS file: /home/wine/wine/dlls/kernel/tests/Makefile.in,v
retrieving revision 1.10
diff -u -r1.10 Makefile.in
--- dlls/kernel/tests/Makefile.in 15 Sep 2003 20:00:54 -0000 1.10
+++ dlls/kernel/tests/Makefile.in 30 Oct 2003 10:07:35 -0000
@@ -18,6 +18,7 @@
format_msg.c \
generated.c \
locale.c \
+ mailslot.c \
path.c \
pipe.c \
process.c \
--- /dev/null 1994-07-18 08:46:18.000000000 +0900
+++ dlls/kernel/tests/mailslot.c 2003-11-01 08:36:02.000000000 +0900
@@ -0,0 +1,330 @@
+/*
+ * Mailslot regression test
+ *
+ * Copyright 2003 Mike McCormack
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <windef.h>
+#include <winbase.h>
+
+#ifndef STANDALONE
+#include "wine/test.h"
+#else
+#define START_TEST(name) main(int argc, char **argv)
+
+#define ok(cond,str) do{ if(!(cond)) printf("line %d: %s\n",__LINE__,str); }while (0)
+#define todo_wine
+
+#endif
+
+const char szmspath[] = "\\\\.\\mailslot\\wine_mailslot_test";
+
+int mailslot_test()
+{
+ HANDLE hSlot, hSlot2, hWriter, hWriter2;
+ unsigned char buffer[16];
+ DWORD count, dwMax, dwNext, dwMsgCount, dwTimeout;
+
+ /* sanity check on GetMailslotInfo */
+ dwMax = dwNext = dwMsgCount = dwTimeout = 0;
+ ok( !GetMailslotInfo( INVALID_HANDLE_VALUE, &dwMax, &dwNext,
+ &dwMsgCount, &dwTimeout ), "getmailslotinfo succeeded");
+
+ /* open a mailslot that doesn't exist */
+ hWriter = CreateFile(szmspath, GENERIC_READ|GENERIC_WRITE,
+ FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter == INVALID_HANDLE_VALUE, "non-existing mailslot");
+
+ /* open a mailslot without the right name */
+ hSlot = CreateMailslot( "blah", 0, 0, NULL );
+ ok( hSlot == INVALID_HANDLE_VALUE,
+ "Created mailslot with invalid name");
+ todo_wine
+ {
+ ok( GetLastError() == ERROR_INVALID_NAME,
+ "error should be ERROR_INVALID_NAME");
+ }
+
+ /* open a mailslot with a null name */
+ hSlot = CreateMailslot( NULL, 0, 0, NULL );
+ ok( hSlot == INVALID_HANDLE_VALUE,
+ "Created mailslot with invalid name");
+ todo_wine
+ {
+ ok( GetLastError() == ERROR_PATH_NOT_FOUND,
+ "error should be ERROR_PATH_NOT_FOUND");
+ }
+
+ todo_wine
+ {
+ /* valid open, but with wacky parameters ... then check them */
+ hSlot = CreateMailslot( szmspath, -1, -1, NULL );
+ ok( hSlot != INVALID_HANDLE_VALUE , "mailslot with valid name failed");
+ dwMax = dwNext = dwMsgCount = dwTimeout = 0;
+ ok( GetMailslotInfo( hSlot, &dwMax, &dwNext, &dwMsgCount, &dwTimeout ),
+ "getmailslotinfo failed");
+ ok( dwMax == -1, "dwMax incorrect");
+ ok( dwNext == MAILSLOT_NO_MESSAGE, "dwNext incorrect");
+ }
+ ok( dwMsgCount == 0, "dwMsgCount incorrect");
+ todo_wine
+ {
+ ok( dwTimeout == -1, "dwTimeout incorrect");
+ ok( GetMailslotInfo( hSlot, NULL, NULL, NULL, NULL ),
+ "getmailslotinfo failed");
+ ok( CloseHandle(hSlot), "failed to close mailslot");
+ }
+
+ todo_wine
+ {
+ /* now open it for real */
+ hSlot = CreateMailslot( szmspath, 0, 0, NULL );
+ ok( hSlot != INVALID_HANDLE_VALUE , "valid mailslot failed");
+ }
+
+ /* try and read/write to it */
+ count = 0;
+ memset(buffer, 0, sizeof buffer);
+ ok( !ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
+ "slot read");
+ ok( !WriteFile( hSlot, buffer, sizeof buffer, &count, NULL),
+ "slot write");
+
+ /* now try and openthe client, but with the wrong sharing mode */
+ hWriter = CreateFile(szmspath, GENERIC_READ|GENERIC_WRITE,
+ 0, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter == INVALID_HANDLE_VALUE, "bad sharing mode");
+ todo_wine
+ {
+ ok( GetLastError() == ERROR_SHARING_VIOLATION,
+ "error should be ERROR_SHARING_VIOLATION");
+
+ /* now open the client with the correct sharing mode */
+ hWriter = CreateFile(szmspath, GENERIC_READ|GENERIC_WRITE,
+ FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter != INVALID_HANDLE_VALUE, "existing mailslot");
+ }
+
+ /*
+ * opening a client should make no difference to
+ * whether we can read or write the mailslot
+ */
+ ok( !ReadFile( hSlot, buffer, sizeof buffer/2, &count, NULL),
+ "slot read");
+ ok( !WriteFile( hSlot, buffer, sizeof buffer/2, &count, NULL),
+ "slot write");
+
+ /*
+ * we can't read from this client,
+ * but we should be able to write to it
+ */
+ ok( !ReadFile( hWriter, buffer, sizeof buffer/2, &count, NULL),
+ "can read client");
+ todo_wine
+ {
+ ok( WriteFile( hWriter, buffer, sizeof buffer/2, &count, NULL),
+ "can't write client");
+ }
+ ok( !ReadFile( hWriter, buffer, sizeof buffer/2, &count, NULL),
+ "can read client");
+
+ /*
+ * seeing as there's something in the slot,
+ * we should be able to read it once
+ */
+ todo_wine
+ {
+ ok( ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
+ "slot read");
+ ok( count == (sizeof buffer/2), "short read" );
+ }
+
+ /* but not again */
+ ok( !ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
+ "slot read");
+
+ /* now try open another writer... should fail */
+ hWriter2 = CreateFile(szmspath, GENERIC_READ|GENERIC_WRITE,
+ FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter2 == INVALID_HANDLE_VALUE, "two writers");
+
+ /* now try open another as a reader ... also fails */
+ hWriter2 = CreateFile(szmspath, GENERIC_READ,
+ FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter2 == INVALID_HANDLE_VALUE, "writer + reader");
+
+ /* now try open another as a writer ... still fails */
+ hWriter2 = CreateFile(szmspath, GENERIC_WRITE,
+ FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter2 == INVALID_HANDLE_VALUE, "writer");
+
+ /* now open another one */
+ hSlot2 = CreateMailslot( szmspath, 0, 0, NULL );
+ ok( hSlot2 == INVALID_HANDLE_VALUE , "opened two mailslots");
+
+ todo_wine
+ {
+ /* close the client again */
+ ok( CloseHandle( hWriter ), "closing the client");
+
+ /*
+ * now try reopen it with slightly different permissions ...
+ * shared writing
+ */
+ hWriter = CreateFile(szmspath, GENERIC_WRITE,
+ FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter != INVALID_HANDLE_VALUE, "sharing writer");
+ }
+
+ /*
+ * now try open another as a writer ...
+ * but don't share with the first ... fail
+ */
+ hWriter2 = CreateFile(szmspath, GENERIC_WRITE,
+ FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter2 == INVALID_HANDLE_VALUE, "greedy writer succeeded");
+
+ todo_wine
+ {
+ /* now try open another as a writer ... and share with the first */
+ hWriter2 = CreateFile(szmspath, GENERIC_WRITE,
+ FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL);
+ ok( hWriter2 != INVALID_HANDLE_VALUE, "2nd sharing writer");
+
+ /* check the mailslot info */
+ dwMax = dwNext = dwMsgCount = dwTimeout = 0;
+ ok( GetMailslotInfo( hSlot, &dwMax, &dwNext, &dwMsgCount, &dwTimeout ),
+ "getmailslotinfo failed");
+ ok( dwNext == MAILSLOT_NO_MESSAGE, "dwNext incorrect");
+ }
+ ok( dwMax == 0, "dwMax incorrect");
+ ok( dwMsgCount == 0, "dwMsgCount incorrect");
+ ok( dwTimeout == 0, "dwTimeout incorrect");
+
+ /* check there's still no data */
+ ok( !ReadFile( hSlot, buffer, sizeof buffer, &count, NULL), "slot read");
+
+ /* write two messages */
+ todo_wine
+ {
+ buffer[0] = 'a';
+ ok( WriteFile( hWriter, buffer, 1, &count, NULL), "1st write failed");
+
+ /* check the mailslot info */
+ dwNext = dwMsgCount = 0;
+ ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
+ "getmailslotinfo failed");
+ ok( dwNext == 1, "dwNext incorrect");
+ ok( dwMsgCount == 1, "dwMsgCount incorrect");
+
+ buffer[0] = 'b';
+ buffer[1] = 'c';
+ ok( WriteFile( hWriter2, buffer, 2, &count, NULL), "2nd write failed");
+
+ /* check the mailslot info */
+ dwNext = dwMsgCount = 0;
+ ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
+ "getmailslotinfo failed");
+ ok( dwNext == 1, "dwNext incorrect");
+ ok( dwMsgCount == 2, "dwMsgCount incorrect");
+
+ /* write a 3rd message with zero size */
+ ok( WriteFile( hWriter2, buffer, 0, &count, NULL), "3rd write failed");
+
+ /* check the mailslot info */
+ dwNext = dwMsgCount = 0;
+ ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
+ "getmailslotinfo failed");
+ ok( dwNext == 1, "dwNext incorrect");
+ ok( dwMsgCount == 3, "dwMsgCount incorrect");
+
+ buffer[0]=buffer[1]=0;
+
+ /*
+ * then check that they come out with the correct order and size,
+ * then the slot is empty
+ */
+ ok( ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
+ "1st slot read failed");
+ ok( count == 1, "failed to get 1st message");
+ ok( buffer[0] == 'a', "1st message wrong");
+
+ /* check the mailslot info */
+ dwNext = dwMsgCount = 0;
+ ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
+ "getmailslotinfo failed");
+ ok( dwNext == 2, "dwNext incorrect");
+ ok( dwMsgCount == 2, "dwMsgCount incorrect");
+
+ /* read the second message */
+ ok( ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
+ "2nd slot read failed");
+ ok( count == 2, "failed to get 2nd message");
+ ok( ( buffer[0] == 'b' ) && ( buffer[1] == 'c' ), "2nd message wrong");
+
+ /* check the mailslot info */
+ dwNext = dwMsgCount = 0;
+ ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
+ "getmailslotinfo failed");
+ }
+ ok( dwNext == 0, "dwNext incorrect");
+ todo_wine
+ {
+ ok( dwMsgCount == 1, "dwMsgCount incorrect");
+
+ /* read the 3rd (zero length) message */
+ ok( ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
+ "3rd slot read failed");
+ }
+ ok( count == 0, "failed to get 3rd message");
+
+ /*
+ * now there should be no more messages
+ * check the mailslot info
+ */
+ todo_wine
+ {
+ dwNext = dwMsgCount = 0;
+ ok( GetMailslotInfo( hSlot, NULL, &dwNext, &dwMsgCount, NULL ),
+ "getmailslotinfo failed");
+ ok( dwNext == MAILSLOT_NO_MESSAGE, "dwNext incorrect");
+ }
+ ok( dwMsgCount == 0, "dwMsgCount incorrect");
+
+ /* check that reads fail */
+ ok( !ReadFile( hSlot, buffer, sizeof buffer, &count, NULL),
+ "3rd slot read succeeded");
+
+ /* finally close the mailslot and its client */
+ todo_wine
+ {
+ ok( CloseHandle( hWriter2 ), "closing 2nd client");
+ ok( CloseHandle( hWriter ), "closing the client");
+ ok( CloseHandle( hSlot ), "closing the mailslot");
+ }
+
+ return 0;
+}
+
+START_TEST(mailslot)
+{
+ mailslot_test();
+}
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