File: test-fs-non-number-arguments-throw.js

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var assert = require('assert'),
    fs = require('fs'),
    saneEmitter,
    sanity = 'ire(\'assert\')';

saneEmitter = fs.createReadStream(__filename, { start: 17, end: 29 });

assert.throws(function () {
  fs.createReadStream(__filename, { start: "17", end: 29 });
}, "start as string didn't throw an error for createReadStream");

assert.throws(function () {
  fs.createReadStream(__filename, { start: 17, end: "29" });
}, "end as string didn't throw an error");

assert.throws(function () {
  fs.createWriteStream(__filename, { start: "17" });
}, "start as string didn't throw an error for createWriteStream");

saneEmitter.on('data', function (data) {
  // a sanity check when using numbers instead of strings
  assert.strictEqual(sanity, data.toString('utf8'), 'read ' +
                     data.toString('utf8') + ' instead of ' + sanity);
});