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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 assert = require('assert');
const fs = require('fs');
const path = require('path');
const errHandler = (e) => assert.ifError(e);
const options = Object.freeze({});
common.refreshTmpDir();
{
assert.doesNotThrow(() =>
fs.readFile(__filename, options, common.mustCall(errHandler))
);
assert.doesNotThrow(() => fs.readFileSync(__filename, options));
}
{
assert.doesNotThrow(() =>
fs.readdir(__dirname, options, common.mustCall(errHandler))
);
assert.doesNotThrow(() => fs.readdirSync(__dirname, options));
}
if (common.canCreateSymLink()) {
const sourceFile = path.resolve(common.tmpDir, 'test-readlink');
const linkFile = path.resolve(common.tmpDir, 'test-readlink-link');
fs.writeFileSync(sourceFile, '');
fs.symlinkSync(sourceFile, linkFile);
assert.doesNotThrow(() =>
fs.readlink(linkFile, options, common.mustCall(errHandler))
);
assert.doesNotThrow(() => fs.readlinkSync(linkFile, options));
}
{
const fileName = path.resolve(common.tmpDir, 'writeFile');
assert.doesNotThrow(() => fs.writeFileSync(fileName, 'ABCD', options));
assert.doesNotThrow(() =>
fs.writeFile(fileName, 'ABCD', options, common.mustCall(errHandler))
);
}
{
const fileName = path.resolve(common.tmpDir, 'appendFile');
assert.doesNotThrow(() => fs.appendFileSync(fileName, 'ABCD', options));
assert.doesNotThrow(() =>
fs.appendFile(fileName, 'ABCD', options, common.mustCall(errHandler))
);
}
{
let watch;
assert.doesNotThrow(() => {
watch = fs.watch(__filename, options, common.mustNotCall());
});
watch.close();
}
{
assert.doesNotThrow(
() => fs.watchFile(__filename, options, common.mustNotCall())
);
fs.unwatchFile(__filename);
}
{
assert.doesNotThrow(() => fs.realpathSync(__filename, options));
assert.doesNotThrow(() =>
fs.realpath(__filename, options, common.mustCall(errHandler))
);
}
{
const tempFileName = path.resolve(common.tmpDir, 'mkdtemp-');
assert.doesNotThrow(() => fs.mkdtempSync(tempFileName, options));
assert.doesNotThrow(() =>
fs.mkdtemp(tempFileName, options, common.mustCall(errHandler))
);
}
{
const fileName = path.resolve(common.tmpDir, 'streams');
assert.doesNotThrow(() => {
fs.WriteStream(fileName, options).once('open', common.mustCall(() => {
assert.doesNotThrow(() => fs.ReadStream(fileName, options));
}));
});
}