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denoland-deno/tests/node_compat/test/parallel/test-fs-append-file.js

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// deno-fmt-ignore-file
// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 16.13.0
// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
// 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');
const assert = require('assert');
const fs = require('fs');
const join = require('path').join;
const tmpdir = require('../common/tmpdir');
const currentFileData = 'ABCD';
const s = '南越国是前203年至前111年存在于岭南地区的一个国家国都位于番禺疆域包括今天中国的广东、' +
'广西两省区的大部份地区,福建省、湖南、贵州、云南的一小部份地区和越南的北部。' +
'南越国是秦朝灭亡后由南海郡尉赵佗于前203年起兵兼并桂林郡和象郡后建立。' +
'前196年和前179年南越国曾先后两次名义上臣属于西汉成为西汉的“外臣”。前112年' +
'南越国末代君主赵建德与西汉发生战争被汉武帝于前111年所灭。南越国共存在93年' +
'历经五代君主。南越国是岭南地区的第一个有记载的政权国家,采用封建制和郡县制并存的制度,' +
'它的建立保证了秦末乱世岭南地区社会秩序的稳定,有效的改善了岭南地区落后的政治、##济现状。\n';
tmpdir.refresh();
const throwNextTick = (e) => { process.nextTick(() => { throw e; }); };
// Test that empty file will be created and have content added (callback API).
{
const filename = join(tmpdir.path, 'append.txt');
fs.appendFile(filename, s, common.mustSucceed(() => {
fs.readFile(filename, common.mustSucceed((buffer) => {
assert.strictEqual(Buffer.byteLength(s), buffer.length);
}));
}));
}
// Test that empty file will be created and have content added (promise API).
{
const filename = join(tmpdir.path, 'append-promise.txt');
fs.promises.appendFile(filename, s)
.then(common.mustCall(() => fs.promises.readFile(filename)))
.then((buffer) => {
assert.strictEqual(Buffer.byteLength(s), buffer.length);
})
.catch(throwNextTick);
}
// Test that appends data to a non-empty file (callback API).
{
const filename = join(tmpdir.path, 'append-non-empty.txt');
fs.writeFileSync(filename, currentFileData);
fs.appendFile(filename, s, common.mustSucceed(() => {
fs.readFile(filename, common.mustSucceed((buffer) => {
assert.strictEqual(Buffer.byteLength(s) + currentFileData.length,
buffer.length);
}));
}));
}
// Test that appends data to a non-empty file (promise API).
{
const filename = join(tmpdir.path, 'append-non-empty-promise.txt');
fs.writeFileSync(filename, currentFileData);
fs.promises.appendFile(filename, s)
.then(common.mustCall(() => fs.promises.readFile(filename)))
.then((buffer) => {
assert.strictEqual(Buffer.byteLength(s) + currentFileData.length,
buffer.length);
})
.catch(throwNextTick);
}
// Test that appendFile accepts buffers (callback API).
{
const filename = join(tmpdir.path, 'append-buffer.txt');
fs.writeFileSync(filename, currentFileData);
const buf = Buffer.from(s, 'utf8');
fs.appendFile(filename, buf, common.mustSucceed(() => {
fs.readFile(filename, common.mustSucceed((buffer) => {
assert.strictEqual(buf.length + currentFileData.length, buffer.length);
}));
}));
}
// Test that appendFile accepts buffers (promises API).
{
const filename = join(tmpdir.path, 'append-buffer-promises.txt');
fs.writeFileSync(filename, currentFileData);
const buf = Buffer.from(s, 'utf8');
fs.promises.appendFile(filename, buf)
.then(common.mustCall(() => fs.promises.readFile(filename)))
.then((buffer) => {
assert.strictEqual(buf.length + currentFileData.length, buffer.length);
})
.catch(throwNextTick);
}
// Test that appendFile does not accept invalid data type (callback API).
[false, 5, {}, null, undefined].forEach(async (data) => {
const errObj = {
code: 'ERR_INVALID_ARG_TYPE',
message: /"data"|"buffer"/
};
const filename = join(tmpdir.path, 'append-invalid-data.txt');
assert.throws(
() => fs.appendFile(filename, data, common.mustNotCall()),
errObj
);
assert.throws(
() => fs.appendFileSync(filename, data),
errObj
);
await assert.rejects(
fs.promises.appendFile(filename, data),
errObj
);
// The filename shouldn't exist if throwing error.
assert.throws(
() => fs.statSync(filename),
{
code: 'ENOENT',
message: /no such file or directory/
}
);
});
// Test that appendFile accepts file descriptors (callback API).
{
const filename = join(tmpdir.path, 'append-descriptors.txt');
fs.writeFileSync(filename, currentFileData);
fs.open(filename, 'a+', common.mustSucceed((fd) => {
fs.appendFile(fd, s, common.mustSucceed(() => {
fs.close(fd, common.mustSucceed(() => {
fs.readFile(filename, common.mustSucceed((buffer) => {
assert.strictEqual(Buffer.byteLength(s) + currentFileData.length,
buffer.length);
}));
}));
}));
}));
}
// FIXME(F3n67u): fs.promises.appendFile support FileHandle
// Test that appendFile accepts file descriptors (promises API).
// {
// const filename = join(tmpdir.path, 'append-descriptors-promises.txt');
// fs.writeFileSync(filename, currentFileData);
// let fd;
// fs.promises.open(filename, 'a+')
// .then(common.mustCall((fileDescriptor) => {
// fd = fileDescriptor;
// return fs.promises.appendFile(fd, s);
// }))
// .then(common.mustCall(() => fd.close()))
// .then(common.mustCall(() => fs.promises.readFile(filename)))
// .then(common.mustCall((buffer) => {
// assert.strictEqual(Buffer.byteLength(s) + currentFileData.length,
// buffer.length);
// }))
// .catch(throwNextTick);
// }
assert.throws(
() => fs.appendFile(join(tmpdir.path, 'append6.txt'), console.log),
{ code: 'ERR_INVALID_ARG_TYPE' });