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'use strict';
var common = require('../common');
var assert = require('assert');
var path = require('path'),
fs = require('fs'),
filepath = path.join(common.tmpDir, 'large.txt'),
fd = fs.openSync(filepath, 'w+'),
offset = 5 * 1024 * 1024 * 1024, // 5GB
message = 'Large File';
fs.truncateSync(fd, offset);
assert.equal(fs.statSync(filepath).size, offset);
var writeBuf = new Buffer(message);
fs.writeSync(fd, writeBuf, 0, writeBuf.length, offset);
var readBuf = new Buffer(writeBuf.length);
fs.readSync(fd, readBuf, 0, readBuf.length, offset);
assert.equal(readBuf.toString(), message);
fs.readSync(fd, readBuf, 0, 1, 0);
assert.equal(readBuf[0], 0);
var exceptionRaised = false;
try {
fs.writeSync(fd, writeBuf, 0, writeBuf.length, 42.000001);
} catch (err) {
console.log(err);
exceptionRaised = true;
assert.equal(err.message, 'Not an integer');
}
assert.ok(exceptionRaised);
fs.close(fd);
process.on('exit', function() {
fs.unlinkSync(filepath);
});
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