libs-base/Tests/base/NSString/utf8.m
2024-11-15 21:21:41 +00:00

61 lines
1.4 KiB
Objective-C

#import <Foundation/NSString.h>
#import <Foundation/NSRegularExpression.h>
#import "ObjectTesting.h"
int main(void)
{
[NSAutoreleasePool new];
START_SET("NSString + utf8")
NSString *exp;
NSString *str;
uint16_t uni[2];
uint8_t buf[8];
buf[0] = 0xc0;
buf[1] = 0x00;
str = [NSString stringWithUTF8String: buf];
PASS_EQUAL(str, nil, "bare 0xc0 is illegal")
buf[0] = 0xc0;
buf[1] = 0x80;
buf[2] = 0x00;
str = [NSString stringWithUTF8String: buf];
PASS_EQUAL(str, nil, "non-minimal sequence is illegal")
buf[0] = 0xed;
buf[1] = 0xa0;
buf[2] = 0x80;
str = [NSString stringWithUTF8String: buf];
PASS_EQUAL(str, nil, "lone high surrogate pair char is illegal")
buf[0] = 0xed;
buf[1] = 0xb0;
buf[2] = 0x80;
str = [NSString stringWithUTF8String: buf];
PASS_EQUAL(str, nil, "lone low surrogate pair char is illegal")
buf[0] = 0xf4;
buf[1] = 0x90;
buf[2] = 0x80;
buf[3] = 0x80;
buf[4] = 0x00;
str = [NSString stringWithUTF8String: buf];
PASS_EQUAL(str, nil, "character too large is illegal")
uni[0] = 0xdbff;
uni[1] = 0xdfff;
exp = AUTORELEASE([[NSString alloc] initWithCharacters: uni length: 2]);
buf[0] = 0xf4;
buf[1] = 0x8f;
buf[2] = 0xbf;
buf[3] = 0xbf;
buf[4] = 0x00;
str = [NSString stringWithUTF8String: buf];
PASS_EQUAL(str, exp, "maximum unicode character ok")
END_SET("NSString + utf8")
return 0;
}