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'use strict';
// tests zlib streams with truncated compressed input
require('../common');
const assert = require('assert');
const zlib = require ('zlib');
const inputString = 'ΩΩLorem ipsum dolor sit amet, consectetur adipiscing el' +
'it. Morbi faucibus, purus at gravida dictum, libero arcu convallis la' +
'cus, in commodo libero metus eu nisi. Nullam commodo, neque nec porta' +
' placerat, nisi est fermentum augue, vitae gravida tellus sapien sit ' +
'amet tellus. Aenean non diam orci. Proin quis elit turpis. Suspendiss' +
'e non diam ipsum. Suspendisse nec ullamcorper odio. Vestibulum arcu m' +
'i, sodales non suscipit id, ultrices ut massa. Sed ac sem sit amet ar' +
'cu malesuada fermentum. Nunc sed. ';
[
{ comp: 'gzip', decomp: 'gunzip', decompSync: 'gunzipSync' },
{ comp: 'gzip', decomp: 'unzip', decompSync: 'unzipSync' },
{ comp: 'deflate', decomp: 'inflate', decompSync: 'inflateSync' },
{ comp: 'deflateRaw', decomp: 'inflateRaw', decompSync: 'inflateRawSync' }
].forEach(function(methods) {
zlib[methods.comp](inputString, function(err, compressed) {
assert(!err);
const truncated = compressed.slice(0, compressed.length / 2);
// sync sanity
assert.doesNotThrow(function() {
const decompressed = zlib[methods.decompSync](compressed);
assert.equal(decompressed, inputString);
});
// async sanity
zlib[methods.decomp](compressed, function(err, result) {
assert.ifError(err);
assert.equal(result, inputString);
});
// sync truncated input test
assert.throws(function() {
zlib[methods.decompSync](truncated);
}, /unexpected end of file/);
// async truncated input test
zlib[methods.decomp](truncated, function(err, result) {
assert(/unexpected end of file/.test(err.message));
});
});
});