// deno-fmt-ignore-file
// deno-lint-ignore-file

// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 18.12.1
// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.

// Copyright Joyent, Inc. and other Node contributors.
//
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//
// The above copyright notice and this permission notice shall be included
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'use strict';
const common = require('../common');
const assert = require('assert');
const join = require('path').join;
const fs = require('fs');

const currentFileData = 'ABCD';
const m = 0o600;
const num = 220;
const data = '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';

const tmpdir = require('../common/tmpdir');
tmpdir.refresh();

// Test that empty file will be created and have content added.
const filename = join(tmpdir.path, 'append-sync.txt');

fs.appendFileSync(filename, data);

const fileData = fs.readFileSync(filename);

assert.strictEqual(Buffer.byteLength(data), fileData.length);

// Test that appends data to a non empty file.
const filename2 = join(tmpdir.path, 'append-sync2.txt');
fs.writeFileSync(filename2, currentFileData);

fs.appendFileSync(filename2, data);

const fileData2 = fs.readFileSync(filename2);

assert.strictEqual(Buffer.byteLength(data) + currentFileData.length,
                   fileData2.length);

// Test that appendFileSync accepts buffers.
const filename3 = join(tmpdir.path, 'append-sync3.txt');
fs.writeFileSync(filename3, currentFileData);

const buf = Buffer.from(data, 'utf8');
fs.appendFileSync(filename3, buf);

const fileData3 = fs.readFileSync(filename3);

assert.strictEqual(buf.length + currentFileData.length, fileData3.length);

const filename4 = join(tmpdir.path, 'append-sync4.txt');
fs.writeFileSync(filename4, currentFileData, common.mustNotMutateObjectDeep({ mode: m }));

[
  true, false, 0, 1, Infinity, () => {}, {}, [], undefined, null,
].forEach((value) => {
  assert.throws(
    () => fs.appendFileSync(filename4, value, common.mustNotMutateObjectDeep({ mode: m })),
    { message: /data/, code: 'ERR_INVALID_ARG_TYPE' }
  );
});
fs.appendFileSync(filename4, `${num}`, common.mustNotMutateObjectDeep({ mode: m }));

// Windows permissions aren't Unix.
if (!common.isWindows) {
  const st = fs.statSync(filename4);
  assert.strictEqual(st.mode & 0o700, m);
}

const fileData4 = fs.readFileSync(filename4);

assert.strictEqual(Buffer.byteLength(String(num)) + currentFileData.length,
                   fileData4.length);

// Test that appendFile accepts file descriptors.
const filename5 = join(tmpdir.path, 'append-sync5.txt');
fs.writeFileSync(filename5, currentFileData);

const filename5fd = fs.openSync(filename5, 'a+', 0o600);
fs.appendFileSync(filename5fd, data);
fs.closeSync(filename5fd);

const fileData5 = fs.readFileSync(filename5);

assert.strictEqual(Buffer.byteLength(data) + currentFileData.length,
                   fileData5.length);