haowu40 / google-diff-match-patch

Automatically exported from code.google.com/p/google-diff-match-patch
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objc version generates wrong diffs #104

Open GoogleCodeExporter opened 8 years ago

GoogleCodeExporter commented 8 years ago
What steps will reproduce the problem?
* compile and run:
int main(int argc, const char * argv[]) {
    @autoreleasepool {
        NSString *oldstr = @"MLNQRSTUVWX";
        NSString *newstr = @"ABCDEFBGHIJKLMLNOPRQGYZ!";
        DiffMatchPatch *dmp = [[DiffMatchPatch alloc] init];
        NSMutableArray *diffs = [dmp diff_mainOfOldString:oldstr andNewString:newstr checkLines:NO];
        NSString *text2 = [dmp diff_text2:diffs];
        NSLog(@"%@", [oldstr isEqualToString:text2] ? @"OK" : @"ERR");
    }
}

What is the expected output? What do you see instead?
* expected: OK
* see: ERR

What version of the product are you using? On what operating system?
* diff_match_patch_20121119.zip, OS X Yosemite

Please provide any additional information below.

Original issue reported on code.google.com by hbhf...@gmail.com on 27 Feb 2015 at 10:23