libs-base/Testing/string.m

/* Test/example program for the base library

   Copyright (C) 2005 Free Software Foundation, Inc.
   
  Copying and distribution of this file, with or without modification,
  are permitted in any medium without royalty provided the copyright
  notice and this notice are preserved.

   This file is part of the GNUstep Base Library.
*/
#include <Foundation/Foundation.h>

// Fri Oct 23 02:58:47 MET DST 1998 	dave@turbocat.de
// cStringNoCopy -> cString

/* For demo of Strings as Collections of char's. */
#include <Foundation/NSString.h>
#include    <Foundation/NSAutoreleasePool.h>

void
print_string(NSString* s)
{
  printf("The string [%s], length %d\n", [s lossyCString], [s length]);
}

#include <Foundation/NSString.h>
#include <Foundation/NSGeometry.h>


int main()
{
  NSAutoreleasePool	*arp = [NSAutoreleasePool new];
  id s = @"This is a test string";
  id s2, s3;
  unichar	u0[5] = { 0xFE66, 'a', 'b', 'c', 'd'};
  unichar	u1[6] = { '1', '2', '.', '3', '4', 0xFE66};
  unichar	u2[7] = { 'a', 'b', 0xFE66, 'a', 'b', 'c', 'd'};
  NSString	*us0 = [NSString stringWithCharacters: u0 length: 5];
  NSString	*us1 = [NSString stringWithCharacters: u1 length: 6];
  NSString	*us2 = [NSString stringWithCharacters: u2 length: 7];
  NSMutableString	*fo = [NSMutableString stringWithString: @"abcdef"];
  NSMutableString	*f1 = [NSMutableString stringWithString: @"ab"];
  NSStringEncoding	*encs;

{
  NSURL *currentURL;
  NSData *data;

  currentURL = [NSURL URLWithString:
                      @"http:/www.foobar.org/PageWithAValid.plist"];
  data = [currentURL resourceDataUsingCache: NO];

  if ( data )
    printf(" YES \n");
  printf(" NO\n");
}
#if 0
{	// GSM test
  unichar	buf[] = { 163, '[', ']', '{', '}', '\\', '^', '|', '~', '_' };
  NSString	*str = [NSString stringWithCharacters: buf
			 length: sizeof(buf)/sizeof(unichar)];
  NSData	*gsm  = [str dataUsingEncoding: NSGSM0338StringEncoding];

  NSLog(@"GSM: %*.*s", [gsm length], [gsm length], [gsm bytes]);
  return 0;
}
#endif

  NS_DURING
  [fo replaceCharactersInRange: [fo rangeOfString: @"xx"] withString: us1];
  NS_HANDLER
    printf("Caught exception during string replacement (expected)\n");
  NS_ENDHANDLER

  [f1 appendString: us0];
  print_string(f1);
  printf("%d\n", [f1 isEqual: us2]);

  print_string(s);

  s2 = NSStringFromPoint(NSMakePoint(1.374, 5.100));
  print_string(s2);

  printf("%f", [[NSString stringWithCharacters: u1 length: 5] floatValue]);

  s2 = [s copy];
  print_string(s2);
  s3 = [s2 mutableCopy];
  [s2 release];
  s2 = [s3 copy];
  [s3 release];
  [s2 release];

  s2 = [s copyWithZone: NSDefaultMallocZone ()];
  print_string(s2);

  s2 = [s stringByAppendingString:@" with something added"];
  print_string(s2);

  s2 = [s mutableCopy];
  [s2 replaceCharactersInRange:((NSRange){10,4})
      withString:@"changed"];
  print_string(s2);

#if 0
  /* Test the use of the `%@' format directive. */
  s2 = [NSString stringWithFormat: @"foo %@ bar",
		 @"test"];
  print_string(s2);

  for (a = 0; a < 10; a++)
    NSLog(@"A string with precision %d is :%.*@:", a, a, @"String");
#endif

{
  NSMutableString	*base = [@"hello" mutableCopy];
  NSString	*ext = [@"\"\\UFE66???\"" propertyList];
  NSString	*want = [@"\"hello\\UFE66???\"" propertyList];
  int		i;

  [base appendString: ext];
  printf("%u\n", [base length]);
  printf("%u\n", [ext length]);
  printf("%u\n", [want length]);
  for (i = 0; i < 4; i++)
    printf("%x\n", [ext characterAtIndex: i]);
  for (i = 0; i < 9; i++)
    printf("%x,%x\n", [base characterAtIndex: i], [want characterAtIndex: i]);

  printf("%u\n", [want isEqual: base]);
  for (i = 0; i < 1000; i++)
    [base appendString: want];
  print_string(base);

  encs = [NSString availableStringEncodings];
  while (*encs != 0)
    printf("Encoding %x\n", *encs++);
}

  GSPrintf(stdout, @"\nStandardize Paths\n");
  s2 = @"../";
  GSPrintf(stdout, @"%@ becomes %@\n",
  	s2, [s2 stringByStandardizingPath]);
  s2 = @"/usr/bin/../lib";
  GSPrintf(stdout, @"%@ becomes %@\n",
  	s2, [s2 stringByStandardizingPath]);
  s2 = @"~/Public/../GNUstep";
  GSPrintf(stdout, @"%@ becomes %@\n",
  	s2, [s2 stringByStandardizingPath]);

  [arp release];
  exit(0);
}