addChecksumToMarkup: function(markup) {
var checksum = adler32(markup);
return markup.replace(
'>',
' ' + ReactMarkupChecksum.CHECKSUM_ATTR_NAME + '="' + checksum + '">'
);
},
it('doesn\'t barf on large inputs', function() {
var str = '';
for (var i = 0; i < 100000; i++) {
str += 'This will be repeated to be very large indeed. ';
}
expect(adler32(str)).toBe(692898118);
});
canReuseMarkup: function(markup, element) {
var existingChecksum = element.getAttribute(
ReactMarkupChecksum.CHECKSUM_ATTR_NAME
);
existingChecksum = existingChecksum && parseInt(existingChecksum, 10);
var markupChecksum = adler32(markup);
return markupChecksum === existingChecksum;
},
addChecksumToMarkup: function(markup) {
var checksum = adler32(markup);
// Add checksum (handle both parent tags and self-closing tags)
return markup.replace(
/\/?>/,
' ' + ReactMarkupChecksum.CHECKSUM_ATTR_NAME + '="' + checksum + '"$&'
);
},
addChecksumToMarkup: function(markup) {
var checksum = adler32(markup);
// Add checksum (handle both parent tags, comments and self-closing tags)
if (COMMENT_START.test(markup)) {
return markup;
} else {
return markup.replace(
TAG_END,
' ' + ReactMarkupChecksum.CHECKSUM_ATTR_NAME + '="' + checksum + '"$&',
);
}
},
it('doesn\'t barf on international inputs', function() {
var str = 'Linux 是一個真棒操作系統!';
expect(adler32(str)).toBe(-1183804097);
});
it('is case sensitive', function() {
expect(adler32('a')).not.toBe(adler32('A'));
});
it('generates consistent checksums', function() {
expect(adler32('linux')).toBe(adler32('linux'));
});
it('generates differing checksums', function() {
expect(adler32('foo')).not.toBe(adler32('bar'));
});
var adler32=require("adler32"),ReactMarkupChecksum={CHECKSUM_ATTR_NAME:"data-react-checksum",addChecksumToMarkup:function(e){var a=adler32(e);return e.replace(">"," "+ReactMarkupChecksum.CHECKSUM_ATTR_NAME+'="'+a+'">')},canReuseMarkup:function(e,a){var r=a.getAttribute(ReactMarkupChecksum.CHECKSUM_ATTR_NAME);r=r&&parseInt(r,10);var u=adler32(e);return u===r}};module.exports=ReactMarkupChecksum;