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Fix boundary checks searching for unicode strings

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Richard Frith-Macdonald 2018-02-25 22:30:08 +00:00
parent 908a712cdf
commit 776c0bbcd8
3 changed files with 79 additions and 40 deletions
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45
Tests/base/NSString/test00.m
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@ -442,6 +442,51 @@ int main()
PASS(NO == [@"hello" hasSuffix: @"lLo"], "hello does not have lLo as a suffix");
PASS(NO == [@"hello" hasSuffix: @""], "hello does not have an empty string as a suffix");
{
NSString *indianLong = @"দন্যবাদ ১হ্য";
NSString *indianShort = @"হ্যাঁ";
NSString *ls = [indianLong stringByAppendingString: indianShort];
NSString *sl = [indianShort stringByAppendingString: indianLong];
NSString *lsl = [ls stringByAppendingString: indianLong];
NSRange res;
res = [indianLong rangeOfString: indianShort options: 0];
PASS(NSNotFound == res.location, "unicode not found simple")
res = [indianLong rangeOfString: indianShort options: NSCaseInsensitiveSearch];
PASS(NSNotFound == res.location, "unicode not found insensitive")
res = [indianLong rangeOfString: indianShort options: NSBackwardsSearch];
PASS(NSNotFound == res.location, "unicode not found backwards")
res = [indianLong rangeOfString: indianShort options: NSCaseInsensitiveSearch|NSBackwardsSearch];
PASS(NSNotFound == res.location, "unicode not found backwards insensitive")
res = [ls rangeOfString: indianLong options: 0];
PASS(0 == res.location, "unicode found at start simple")
res = [ls rangeOfString: indianLong options: NSCaseInsensitiveSearch];
PASS(0 == res.location, "unicode found at start insensitive")
res = [ls rangeOfString: indianLong options: NSBackwardsSearch];
PASS(0 == res.location, "unicode found at start backwards")
res = [ls rangeOfString: indianLong options: NSCaseInsensitiveSearch|NSBackwardsSearch];
PASS(0 == res.location, "unicode found at start backwards insensitive")
res = [sl rangeOfString: indianLong options: 0];
PASS([sl length] == NSMaxRange(res), "unicode found at end simple")
res = [sl rangeOfString: indianLong options: NSCaseInsensitiveSearch];
PASS([sl length] == NSMaxRange(res), "unicode found at end insensitive")
res = [sl rangeOfString: indianLong options: NSBackwardsSearch];
PASS([sl length] == NSMaxRange(res), "unicode found at end backwards")
res = [sl rangeOfString: indianLong options: NSCaseInsensitiveSearch|NSBackwardsSearch];
PASS([sl length] == NSMaxRange(res), "unicode found at end backwards insensitive")
res = [lsl rangeOfString: indianShort options: 0];
PASS([indianLong length] == res.location, "unicode found in middle simple")
res = [lsl rangeOfString: indianShort options: NSCaseInsensitiveSearch];
PASS([indianLong length] == res.location, "unicode found in middle insensitive")
res = [lsl rangeOfString: indianShort options: NSBackwardsSearch];
PASS([indianLong length] == res.location, "unicode found in middle backwards")
res = [lsl rangeOfString: indianShort options: NSCaseInsensitiveSearch|NSBackwardsSearch];
PASS([indianLong length] == res.location, "unicode found in middle backwards insensitive")
}
[arp release]; arp = nil;
return 0;
}