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'use strict';
const common = require('../common');
// These tests make sure that the `options` object passed to these functions are
// never altered.
//
// Refer: https://github.com/nodejs/node/issues/7655
const fs = require('fs');
const path = require('path');
const options = common.mustNotMutateObjectDeep({});
const tmpdir = require('../common/tmpdir');
tmpdir.refresh();
fs.readFile(__filename, options, common.mustSucceed());
fs.readFileSync(__filename, options);
fs.readdir(__dirname, options, common.mustSucceed());
fs.readdirSync(__dirname, options);
if (common.canCreateSymLink()) {
const sourceFile = path.resolve(tmpdir.path, 'test-readlink');
const linkFile = path.resolve(tmpdir.path, 'test-readlink-link');
fs.writeFileSync(sourceFile, '');
fs.symlinkSync(sourceFile, linkFile);
fs.readlink(linkFile, options, common.mustSucceed());
fs.readlinkSync(linkFile, options);
}
{
const fileName = path.resolve(tmpdir.path, 'writeFile');
fs.writeFileSync(fileName, 'ABCD', options);
fs.writeFile(fileName, 'ABCD', options, common.mustSucceed());
}
{
const fileName = path.resolve(tmpdir.path, 'appendFile');
fs.appendFileSync(fileName, 'ABCD', options);
fs.appendFile(fileName, 'ABCD', options, common.mustSucceed());
}
if (!common.isIBMi) { // IBMi does not support fs.watch()
const watch = fs.watch(__filename, options, common.mustNotCall());
watch.close();
}
{
fs.watchFile(__filename, options, common.mustNotCall());
fs.unwatchFile(__filename);
}
{
fs.realpathSync(__filename, options);
fs.realpath(__filename, options, common.mustSucceed());
}
{
const tempFileName = path.resolve(tmpdir.path, 'mkdtemp-');
fs.mkdtempSync(tempFileName, options);
fs.mkdtemp(tempFileName, options, common.mustSucceed());
}
{
const fileName = path.resolve(tmpdir.path, 'streams');
fs.WriteStream(fileName, options).once('open', common.mustCall(() => {
fs.ReadStream(fileName, options).destroy();
})).end();
}
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