// Copyright Joyent, Inc. and other Node contributors.
//
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// copy of this software and associated documentation files (the
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//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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'use strict';
// test unzipping a file that was created with a non-node gzip lib,
// piped in as fast as possible.

const common = require('../common');
const assert = require('assert');
const zlib = require('zlib');
const path = require('path');

common.refreshTmpDir();

const gunzip = zlib.createGunzip();

const fs = require('fs');

const fixture = path.resolve(common.fixturesDir, 'person.jpg.gz');
const unzippedFixture = path.resolve(common.fixturesDir, 'person.jpg');
const outputFile = path.resolve(common.tmpDir, 'person.jpg');
const expect = fs.readFileSync(unzippedFixture);
const inp = fs.createReadStream(fixture);
const out = fs.createWriteStream(outputFile);

inp.pipe(gunzip).pipe(out);
out.on('close', function() {
  const actual = fs.readFileSync(outputFile);
  assert.strictEqual(actual.length, expect.length, 'length should match');
  for (let i = 0, l = actual.length; i < l; i++) {
    assert.strictEqual(actual[i], expect[i], `byte[${i}]`);
  }
});