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// Flags: --expose-internals
// 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';
require('../common');
const assert = require('assert');
const fs = require('fs');
const { internalBinding } = require('internal/test/binding');
const { UV_EBADF } = internalBinding('uv');
// Ensure that (read|write|append)FileSync() closes the file descriptor
fs.openSync = function() {
return 42;
};
fs.closeSync = function(fd) {
assert.strictEqual(fd, 42);
close_called++;
};
fs.readSync = function() {
throw new Error('BAM');
};
fs.writeSync = function() {
throw new Error('BAM');
};
internalBinding('fs').fstat = function(fd, bigint, _, ctx) {
ctx.errno = UV_EBADF;
ctx.syscall = 'fstat';
};
let close_called = 0;
ensureThrows(function() {
fs.readFileSync('dummy');
}, 'EBADF: bad file descriptor, fstat');
ensureThrows(function() {
fs.writeFileSync('dummy', 'xxx');
}, 'BAM');
ensureThrows(function() {
fs.appendFileSync('dummy', 'xxx');
}, 'BAM');
function ensureThrows(cb, message) {
let got_exception = false;
close_called = 0;
try {
cb();
} catch (e) {
assert.strictEqual(e.message, message);
got_exception = true;
}
assert.strictEqual(close_called, 1);
assert.strictEqual(got_exception, true);
}
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