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fix inflate data check & enable inflate ungzip test with method set directly

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This commit is contained in:
nik 2014-03-13 12:54:03 -03:00
parent 70a4a114e1
commit 3f30aa8250
3 changed files with 7 additions and 11 deletions
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2
lib/zlib/inflate.js
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@ -1371,7 +1371,7 @@ function inflate(strm, flush) {
}
_out = left;
if ((state.flags ? hold : ZSWAP32(hold)) !== state.check) {
if ((state.flags ? hold : ZSWAP32(hold) >>> 0) !== state.check >>> 0) {
strm.msg = 'incorrect data check';
state.mode = BAD;
break;

4
test/helpers.js
View file

@ -130,7 +130,7 @@ function testDeflate(zlib_factory, pako_deflate, samples, options, callback) {
}
function testInflate(samples, options, callback) {
function testInflate(samples, options, callback, is_gzip) {
var name, data, deflated, inflated, inflate_options;
// inflate options have windowBits = 0 to force autodetect window size
@ -142,7 +142,7 @@ function testInflate(samples, options, callback) {
for (name in samples) {
data = samples[name];
deflated = pako.deflate(data, options);
deflated = is_gzip ? pako.gzip(data, options) : pako.deflate(data, options);
// with untyped arrays
pako_utils.setTyped(false);

12
test/inflate.js
View file

@ -6,7 +6,6 @@
var helpers = require('./helpers');
var testInflate = helpers.testInflate;
var pako = require('../index');
var samples = helpers.loadSamples();
@ -26,15 +25,12 @@ describe('Inflate defaults', function () {
describe('Inflate ungzip', function () {
var orig = samples.lorem_cat;
var gzipped = pako.gzip(samples.lorem_cat);
it.skip('ungzip with autodetect', function(done) {
done(helpers.cmp(orig, pako.inflate(gzipped)));
it.skip('with autodetect', function(done) {
testInflate(samples, {}, done, true);
});
it.skip('ungzip with method set directly', function(done) {
done(helpers.cmp(orig, pako.inflate(gzipped, { windowBits: 15 + 16 })));
it('with method set directly', function(done) {
testInflate(samples, { windowBits: 15 + 16 }, done, true);
});
});