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// 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.
'use strict';
const common = require('../common');
if (!common.isMainThread)
common.skip('Setting process.umask is not supported in Workers');
const assert = require('assert');
const path = require('path');
const fs = require('fs');
// On Windows chmod is only able to manipulate read-only bit. Test if creating
// the file in read-only mode works.
const mode = common.isWindows ? 0o444 : 0o755;
// Reset the umask for testing
process.umask(0o000);
const tmpdir = require('../common/tmpdir');
tmpdir.refresh();
// Test writeFileSync
{
const file = path.join(tmpdir.path, 'testWriteFileSync.txt');
fs.writeFileSync(file, '123', { mode });
const content = fs.readFileSync(file, { encoding: 'utf8' });
assert.strictEqual(content, '123');
assert.strictEqual(fs.statSync(file).mode & 0o777, mode);
}
// Test appendFileSync
{
const file = path.join(tmpdir.path, 'testAppendFileSync.txt');
fs.appendFileSync(file, 'abc', { mode });
const content = fs.readFileSync(file, { encoding: 'utf8' });
assert.strictEqual(content, 'abc');
assert.strictEqual(fs.statSync(file).mode & mode, mode);
}
// Test writeFileSync with file descriptor
{
// Need to hijack fs.open/close to make sure that things
// get closed once they're opened.
const _openSync = fs.openSync;
const _closeSync = fs.closeSync;
let openCount = 0;
fs.openSync = (...args) => {
openCount++;
return _openSync(...args);
};
fs.closeSync = (...args) => {
openCount--;
return _closeSync(...args);
};
const file = path.join(tmpdir.path, 'testWriteFileSyncFd.txt');
const fd = fs.openSync(file, 'w+', mode);
fs.writeFileSync(fd, '123');
fs.closeSync(fd);
const content = fs.readFileSync(file, { encoding: 'utf8' });
assert.strictEqual(content, '123');
assert.strictEqual(fs.statSync(file).mode & 0o777, mode);
// Verify that all opened files were closed.
assert.strictEqual(openCount, 0);
fs.openSync = _openSync;
fs.closeSync = _closeSync;
}
// Test writeFileSync with flags
{
const file = path.join(tmpdir.path, 'testWriteFileSyncFlags.txt');
fs.writeFileSync(file, 'hello ', { encoding: 'utf8', flag: 'a' });
fs.writeFileSync(file, 'world!', { encoding: 'utf8', flag: 'a' });
const content = fs.readFileSync(file, { encoding: 'utf8' });
assert.strictEqual(content, 'hello world!');
}
// Test writeFileSync with an object with an own toString function
{
const file = path.join(tmpdir.path, 'testWriteFileSyncStringify.txt');
const data = {
toString() {
return 'hello world!';
}
};
fs.writeFileSync(file, data, { encoding: 'utf8', flag: 'a' });
const content = fs.readFileSync(file, { encoding: 'utf8' });
assert.strictEqual(content, String(data));
}
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