diff options
Diffstat (limited to 'src/libs/xpcom18a4/nsprpub/pr/tests/append.c')
| -rw-r--r-- | src/libs/xpcom18a4/nsprpub/pr/tests/append.c | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/nsprpub/pr/tests/append.c b/src/libs/xpcom18a4/nsprpub/pr/tests/append.c new file mode 100644 index 00000000..3800e2fb --- /dev/null +++ b/src/libs/xpcom18a4/nsprpub/pr/tests/append.c @@ -0,0 +1,158 @@ +/* -*- 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 ***** */ + +/* +** File: append.c +** Description: Testing File writes where PR_APPEND was used on open +** +** append attempts to verify that a file opened with PR_APPEND +** will always append to the end of file, regardless where the +** current file pointer is positioned. To do this, PR_Seek() is +** called before each write with the position set to beginning of +** file. Subsequent writes should always append. +** The file is read back, summing the integer data written to the +** file. If the expected result is equal, the test passes. +** +** See BugSplat: 4090 +*/ +#include "plgetopt.h" +#include "nspr.h" + +#include <stdio.h> +#include <stdlib.h> + +PRIntn debug = 0; +PRIntn verbose = 0; +PRBool failedAlready = PR_FALSE; +const PRInt32 addedBytes = 1000; +const PRInt32 buf = 1; /* constant written to fd, addedBytes times */ +PRInt32 inBuf; /* read it back into here */ + +PRIntn main(PRIntn argc, char *argv[]) +{ + PRStatus rc; + PRInt32 rv; + PRFileDesc *fd; + PRIntn i; + PRInt32 sum = 0; + + { /* Get command line options */ + PLOptStatus os; + PLOptState *opt = PL_CreateOptState(argc, argv, "vd"); + + while (PL_OPT_EOL != (os = PL_GetNextOpt(opt))) + { + if (PL_OPT_BAD == os) continue; + switch (opt->option) + { + case 'd': /* debug */ + debug = 1; + break; + case 'v': /* verbose */ + verbose = 1; + break; + default: + break; + } + } + PL_DestroyOptState(opt); + } /* end block "Get command line options" */ +/* ---------------------------------------------------------------------- */ + fd = PR_Open( "/tmp/nsprAppend", (PR_APPEND | PR_CREATE_FILE | PR_TRUNCATE | PR_WRONLY), 0666 ); + if ( NULL == fd ) { + if (debug) printf("PR_Open() failed for writing: %d\n", PR_GetError()); + failedAlready = PR_TRUE; + goto Finished; + } + + for ( i = 0; i < addedBytes ; i++ ) { + rv = PR_Write( fd, &buf, sizeof(buf)); + if ( sizeof(buf) != rv ) { + if (debug) printf("PR_Write() failed: %d\n", PR_GetError()); + failedAlready = PR_TRUE; + goto Finished; + } + rv = PR_Seek( fd, 0 , PR_SEEK_SET ); + if ( -1 == rv ) { + if (debug) printf("PR_Seek() failed: %d\n", PR_GetError()); + failedAlready = PR_TRUE; + goto Finished; + } + } + rc = PR_Close( fd ); + if ( PR_FAILURE == rc ) { + if (debug) printf("PR_Close() failed after writing: %d\n", PR_GetError()); + failedAlready = PR_TRUE; + goto Finished; + } +/* ---------------------------------------------------------------------- */ + fd = PR_Open( "/tmp/nsprAppend", PR_RDONLY, 0 ); + if ( NULL == fd ) { + if (debug) printf("PR_Open() failed for reading: %d\n", PR_GetError()); + failedAlready = PR_TRUE; + goto Finished; + } + + for ( i = 0; i < addedBytes ; i++ ) { + rv = PR_Read( fd, &inBuf, sizeof(inBuf)); + if ( sizeof(inBuf) != rv) { + if (debug) printf("PR_Write() failed: %d\n", PR_GetError()); + failedAlready = PR_TRUE; + goto Finished; + } + sum += inBuf; + } + + rc = PR_Close( fd ); + if ( PR_FAILURE == rc ) { + if (debug) printf("PR_Close() failed after reading: %d\n", PR_GetError()); + failedAlready = PR_TRUE; + goto Finished; + } + if ( sum != addedBytes ) { + if (debug) printf("Uh Oh! addedBytes: %d. Sum: %d\n", addedBytes, sum); + failedAlready = PR_TRUE; + goto Finished; + } + +/* ---------------------------------------------------------------------- */ +Finished: + if (debug || verbose) printf("%s\n", (failedAlready)? "FAILED" : "PASSED" ); + return( (failedAlready)? 1 : 0 ); +} /* main() */ + +/* append.c */ |