// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.

var common = require('../common');
var assert = require('assert');

var path = require('path'),
  fs = require('fs'),
  filename = path.join(common.fixturesDir, 'large_file.txt');

var filesize = 1024 * 1024 * 1024;

function makeFile(done) {
  var buf = new Buffer(filesize / 1024);
  buf.fill('a');

  try { fs.unlinkSync(filename); } catch (e) {}
  var w = 1024;
  var ws = fs.createWriteStream(filename);
  ws.on('close', done);
  ws.on('drain', write);
  write();
  function write() {
    do {
      w--;
    } while (false !== ws.write(buf) && w > 0);
    if (w === 0)
      ws.end();
  }
}

makeFile(function () {
  fs.readFile(filename, function(err) {
    assert.ok(err, 'should get RangeError');
    assert.equal(err.name, 'RangeError', 'should get RangeError');
    try { fs.unlinkSync(filename); } catch (e) {}
  });
});

process.on('uncaughtException', function (err) {
  assert.ok(!err, 'should not throw uncaughtException');
});