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Diffstat (limited to '')
| -rw-r--r-- | src/libs/xpcom18a4/nsprpub/pr/tests/atomic.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/nsprpub/pr/tests/atomic.c b/src/libs/xpcom18a4/nsprpub/pr/tests/atomic.c new file mode 100644 index 00000000..1295b297 --- /dev/null +++ b/src/libs/xpcom18a4/nsprpub/pr/tests/atomic.c @@ -0,0 +1,126 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is the Netscape Portable Runtime (NSPR). + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998-2000 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +#include "prio.h" +#include "prprf.h" +#include "pratom.h" + +PRIntn main(PRIntn argc, char **argv) +{ + PRInt32 rv, oldval, test, result = 0; + PRFileDesc *output = PR_GetSpecialFD(PR_StandardOutput); + + oldval = test = -2; + rv = PR_AtomicIncrement(&test); + result = result | ((rv == -1) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicIncrement(%d) == %d: %s\n", + oldval, rv, (rv == -1) ? "PASSED" : "FAILED"); + oldval = test; + rv = PR_AtomicIncrement(&test); + result = result | ((rv == 0) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicIncrement(%d) == %d: %s\n", + oldval, rv, (rv == 0) ? "PASSED" : "FAILED"); + oldval = test; + rv = PR_AtomicIncrement(&test); + result = result | ((rv == 1) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicIncrement(%d) == %d: %s\n", + oldval, rv, (rv == 1) ? "PASSED" : "FAILED"); + + oldval = test = -2; + rv = PR_AtomicAdd(&test,1); + result = result | ((rv == -1) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicAdd(%d,%d) == %d: %s\n", + oldval, 1, rv, (rv == -1) ? "PASSED" : "FAILED"); + oldval = test; + rv = PR_AtomicAdd(&test, 4); + result = result | ((rv == 3) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicAdd(%d,%d) == %d: %s\n", + oldval, 4, rv, (rv == 3) ? "PASSED" : "FAILED"); + oldval = test; + rv = PR_AtomicAdd(&test, -6); + result = result | ((rv == -3) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicAdd(%d,%d) == %d: %s\n", + oldval, -6, rv, (rv == -3) ? "PASSED" : "FAILED"); + + oldval = test = 2; + rv = PR_AtomicDecrement(&test); + result = result | ((rv == 1) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicDecrement(%d) == %d: %s\n", + oldval, rv, (rv == 1) ? "PASSED" : "FAILED"); + oldval = test; + rv = PR_AtomicDecrement(&test); + result = result | ((rv == 0) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicDecrement(%d) == %d: %s\n", + oldval, rv, (rv == 0) ? "PASSED" : "FAILED"); + oldval = test; + rv = PR_AtomicDecrement(&test); + result = result | ((rv == -1) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicDecrement(%d) == %d: %s\n", + oldval, rv, (rv == -1) ? "PASSED" : "FAILED"); + + /* set to a different value */ + oldval = test = -2; + rv = PR_AtomicSet(&test, 2); + result = result | (((rv == -2) && (test == 2)) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicSet(%d, %d) == %d: %s\n", + oldval, 2, rv, ((rv == -2) && (test == 2)) ? "PASSED" : "FAILED"); + + /* set to the same value */ + oldval = test = -2; + rv = PR_AtomicSet(&test, -2); + result = result | (((rv == -2) && (test == -2)) ? 0 : 1); + PR_fprintf( + output, "PR_AtomicSet(%d, %d) == %d: %s\n", + oldval, -2, rv, ((rv == -2) && (test == -2)) ? "PASSED" : "FAILED"); + + PR_fprintf( + output, "Atomic operations test %s\n", + (result == 0) ? "PASSED" : "FAILED"); + return result; +} /* main */ + +/* atomic.c */ |