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94 lines
2.9 KiB
94 lines
2.9 KiB
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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const path = require('path');
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const fs = require('fs');
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let openCount = 0;
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let mode;
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let content;
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// Need to hijack fs.open/close to make sure that things
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// get closed once they're opened.
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fs._openSync = fs.openSync;
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fs.openSync = openSync;
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fs._closeSync = fs.closeSync;
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fs.closeSync = closeSync;
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// Reset the umask for testing
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process.umask(0o000);
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// On Windows chmod is only able to manipulate read-only bit. Test if creating
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// the file in read-only mode works.
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if (common.isWindows) {
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mode = 0o444;
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} else {
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mode = 0o755;
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}
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common.refreshTmpDir();
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// Test writeFileSync
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const file1 = path.join(common.tmpDir, 'testWriteFileSync.txt');
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fs.writeFileSync(file1, '123', {mode: mode});
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content = fs.readFileSync(file1, {encoding: 'utf8'});
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assert.strictEqual(content, '123');
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assert.strictEqual(fs.statSync(file1).mode & 0o777, mode);
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// Test appendFileSync
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const file2 = path.join(common.tmpDir, 'testAppendFileSync.txt');
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fs.appendFileSync(file2, 'abc', {mode: mode});
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content = fs.readFileSync(file2, {encoding: 'utf8'});
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assert.strictEqual(content, 'abc');
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assert.strictEqual(fs.statSync(file2).mode & mode, mode);
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// Test writeFileSync with file descriptor
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const file3 = path.join(common.tmpDir, 'testWriteFileSyncFd.txt');
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const fd = fs.openSync(file3, 'w+', mode);
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fs.writeFileSync(fd, '123');
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fs.closeSync(fd);
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content = fs.readFileSync(file3, {encoding: 'utf8'});
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assert.strictEqual(content, '123');
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assert.strictEqual(fs.statSync(file3).mode & 0o777, mode);
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// Verify that all opened files were closed.
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assert.strictEqual(openCount, 0);
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function openSync() {
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openCount++;
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return fs._openSync.apply(fs, arguments);
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}
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function closeSync() {
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openCount--;
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return fs._closeSync.apply(fs, arguments);
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}
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