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/* Test/example program for the base library
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Copyright (C) 2005 Free Software Foundation, Inc.
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Copying and distribution of this file, with or without modification,
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are permitted in any medium without royalty provided the copyright
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notice and this notice are preserved.
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This file is part of the GNUstep Base Library.
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#include <Foundation/NSData.h>
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#include <Foundation/NSException.h>
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#include <Foundation/NSRange.h>
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#include <Foundation/NSSerialization.h>
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#include <Foundation/NSArchiver.h>
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#include <Foundation/NSAutoreleasePool.h>
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#include <Foundation/NSString.h>
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/******************************************************************************
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* Module : NSMutableData(NSData) --- Black Box test module for the
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* *Data classes to make sure that methods that raise exceptions
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* do so, and that the exceptions are raised properly.
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* Author : John W. M. Stevens
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...............................................................................
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******************************************************************************/
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/* Data for stuffing into *Data objects. I like printable data, as it
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* gives a quick visual check mechanism, but it has the disadvantage
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* of not checking for 8 bit cleanliness.
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char *testString = "Test string for mutable data and archiver classes.";
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char *subString = "Sub String";
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/*-----------------------------------------------------------------------------
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| Routine : TestNSMutableData() --- Create an instance of an NSMutableData
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| class, initialize it with a C string (to have something
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| printable for tests) and invoke the two methods that
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| should raise NSRangeException exceptions using ranges that
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| cross both edges of the buffer boundary.
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| Notes : Please see work logs for discussion.
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-----------------------------------------------------------------------------*/
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TestNSMutableData(void)
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auto NSMutableData *nsMutData;
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/* Allocate and initialize an instance of an NSMutableData
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nsMutData = [NSMutableData dataWithLength: strlen( testString ) + 1];
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str = (char *) [nsMutData mutableBytes];
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strcpy(str, testString);
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/* Get contents, display. */
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str = (char *) [nsMutData mutableBytes];
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printf("NSMutableData Test ---------------------------------------------"
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"1) String: (%s)\n", str);
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/* Attempt to force Range exception by having range start before
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range = NSMakeRange(-2, strlen( subString ));
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[nsMutData replaceBytesInRange: range
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withBytes : subString ];
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force another Range exception. */
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range = NSMakeRange(41, strlen( subString ));
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[nsMutData replaceBytesInRange: range
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withBytes : subString ];
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force another Range exception. */
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range = NSMakeRange(42, strlen( subString ));
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[nsMutData replaceBytesInRange: range
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withBytes : subString ];
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* How about a length that is less than zero? */
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range = NSMakeRange(6, -3.0);
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[nsMutData replaceBytesInRange: range
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withBytes : subString ];
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force Range exception by having range start before
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range = NSMakeRange(-2, strlen( subString ));
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[nsMutData resetBytesInRange: range];
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force another Range exception. */
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range = NSMakeRange(41, strlen( subString ));
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[nsMutData resetBytesInRange: range];
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force another Range exception. */
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range = NSMakeRange(42, strlen( subString ));
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[nsMutData resetBytesInRange: range];
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* How about a length less than zero? */
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range = NSMakeRange(6.0, -3.0);
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[nsMutData resetBytesInRange: range];
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Get contents, display. */
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str = (char *) [nsMutData mutableBytes];
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printf("2) String: (%s)\n", str);
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/* Attempt to force an out of memory exception. */
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[nsMutData appendBytes: testString
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length : strlen( testString ) + 1];
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/* Show current value. */
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printf("%9u\r", [nsMutData length]);
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/*-----------------------------------------------------------------------------
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| Routine : TestNSData() --- Create an instance of an NSData
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| class, initialize it with a C string (to have something
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| printable for tests) and invoke the two methods that
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| should raise NSRangeException exceptions using ranges that
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| cross both edges of the buffer boundary.
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| Notes : Please see work logs for discussion.
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-----------------------------------------------------------------------------*/
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auto NSData *newNsData;
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/* Allocate and initialize an instance of an NSData
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nsData = [NSData dataWithBytes: testString
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length : (unsigned int) strlen( testString ) + 1];
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/* Get contents, display. */
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str = (char *) [nsData bytes];
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printf("NSData Test ----------------------------------------------------"
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"1) String: (%s)\n", str);
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/* Attempt to force Range exception by having range start before
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/* Get buffer piece. */
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range = NSMakeRange(-2.0, 6.0);
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[nsData getBytes: bfr
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/* Print buffer piece. */
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printf(" A) Buffer: (%s)\n", bfr);
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force another Range exception. */
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range = NSMakeRange(41, strlen( subString ));
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[nsData getBytes: bfr
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/* Print buffer piece. */
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bfr[strlen( subString )] = '\0';
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printf(" B) Buffer: (%s)\n", bfr);
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force another Range exception. */
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range = NSMakeRange(42, strlen( subString ));
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[nsData getBytes: bfr
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/* Print buffer piece. */
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bfr[strlen( subString )] = '\0';
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printf(" C) Buffer: (%s)\n", bfr);
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* How about less than zero length? */
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range = NSMakeRange(5.0, -4.0);
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[nsData getBytes: bfr
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/* Print buffer piece. */
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bfr[strlen( subString )] = '\0';
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printf(" C) Buffer: (%s)\n", bfr);
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/*=================== subDataWithRange ======================================*/
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/* Attempt to force Range exception by having range start before
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/* Get buffer piece. */
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range = NSMakeRange(-2.0, 6.0);
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newNsData = [nsData subdataWithRange: range];
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/* Print buffer piece. */
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[newNsData getBytes: bfr];
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printf(" D) Buffer: (%s)\n", bfr);
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force another Range exception. */
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/* Get buffer piece. */
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range = NSMakeRange(41, strlen( subString ));
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newNsData = [nsData subdataWithRange: range];
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/* Print buffer piece. */
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[newNsData getBytes: bfr];
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bfr[strlen( subString )] = '\0';
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printf(" E) Buffer: (%s)\n", bfr);
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Attempt to force another Range exception. */
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/* Get buffer piece. */
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range = NSMakeRange(42, strlen( subString ));
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newNsData = [nsData subdataWithRange: range];
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/* Print buffer piece. */
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[newNsData getBytes: bfr];
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bfr[strlen( subString )] = '\0';
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printf(" F) Buffer: (%s)\n", bfr);
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* How about a length less than zero? */
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/* Get buffer piece. */
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range = NSMakeRange(9.0, -6.0);
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newNsData = [nsData subdataWithRange: range];
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/* Print buffer piece. */
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[newNsData getBytes: bfr];
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bfr[strlen( subString )] = '\0';
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printf(" F) Buffer: (%s)\n", bfr);
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"%s %d : Exception %s - %s\n",
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[[localException name] cString],
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[[localException reason] cString]);
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/* Get contents, display. */
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str = (char *) [nsData bytes];
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printf("2) String: (%s)\n", str);
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[NSAutoreleasePool enableDoubleReleaseCheck:YES];
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pool = [[NSAutoreleasePool alloc] init];
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d = [NSData dataWithContentsOfMappedFile:@"nsdata.m"];
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printf("Unable to map file");
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printf("Mapped %d bytes\n", [d length]);
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printf("Copied %d bytes\n", [o length]);
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printf("Copied %d bytes\n", [o length]);
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d = [NSData dataWithContentsOfFile:@"nsdata.m"];
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printf("Unable to read file");
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printf("Read %d bytes\n", [d length]);
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printf("Copied %d bytes\n", [o length]);
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printf("Copied %d bytes\n", [o length]);
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d = [NSData dataWithSharedBytes: [d bytes] length: [d length]];
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printf("Unable to make shared data");
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printf("Shared data of %d bytes\n", [d length]);
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printf("Copied %d bytes\n", [o length]);
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printf("Copied %d bytes\n", [o length]);
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d = [NSMutableData dataWithSharedBytes: [d bytes] length: [d length]];
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printf("Unable to make mutable shared data");
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printf("Mutable shared data of %d bytes\n", [d length]);
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printf("Copied %d bytes\n", [o length]);
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printf("Copied %d bytes\n", [o length]);
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[d appendBytes: "Hello world" length: 11];
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printf("Extended by 11 bytes to %d bytes\n", [d length]);
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d = [NSMutableData dataWithShmID: [d shmID] length: [d length]];
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printf("Unable to make mutable data with old ID\n");
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printf("data with shmID gives data length %d\n", [d length]);
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a = [[NSArchiver new] autorelease];
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[a encodeRootObject: d];
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printf("Encoded data into archive\n");
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a = [[NSUnarchiver alloc] initForReadingWithData: [a archiverData]];
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o = [a decodeObject];
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printf("Decoded data from archive - length %d\n", [o length]);
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[d setCapacity: 2000000];
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printf("Set capacity of shared memory item to %d\n", [d capacity]);
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/* Test NSMutableData. */
added
removed
Testing/nsdata.m
