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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.import { assertEquals, assertRejects, assertThrows } from "../assert/mod.ts";import * as path from "../path/mod.ts";import { ensureDir, ensureDirSync } from "./ensure_dir.ts";import { ensureFile, ensureFileSync } from "./ensure_file.ts";
const moduleDir = path.dirname(path.fromFileUrl(import.meta.url));const testdataDir = path.resolve(moduleDir, "testdata", "ensure_dir");
Deno.test("ensureDir() creates dir if it does not exist", async function () {  const baseDir = path.join(testdataDir, "not_exist");  const testDir = path.join(baseDir, "test");
  try {    await ensureDir(testDir);
    // test dir should exists.    await Deno.stat(testDir);  } finally {    await Deno.remove(baseDir, { recursive: true });  }});
Deno.test("ensureDirSync() creates dir if it does not exist", function () {  const baseDir = path.join(testdataDir, "sync_not_exist");  const testDir = path.join(baseDir, "test");
  try {    ensureDirSync(testDir);
    // test dir should exists.    Deno.statSync(testDir);  } finally {    Deno.removeSync(baseDir, { recursive: true });  }});
Deno.test("ensureDir() ensures existing dir exists", async function () {  const baseDir = path.join(testdataDir, "exist");  const testDir = path.join(baseDir, "test");
  try {    // create test directory    await Deno.mkdir(testDir, { recursive: true });
    await ensureDir(testDir);
    // test dir should still exists.    await Deno.stat(testDir);  } finally {    await Deno.remove(baseDir, { recursive: true });  }});
Deno.test("ensureDirSync() ensures existing dir exists", function () {  const baseDir = path.join(testdataDir, "sync_exist");  const testDir = path.join(baseDir, "test");
  try {    // create test directory    Deno.mkdirSync(testDir, { recursive: true });
    ensureDirSync(testDir);
    // test dir should still exists.    Deno.statSync(testDir);  } finally {    Deno.removeSync(baseDir, { recursive: true });  }});
Deno.test("ensureDir() accepts links to dirs", async function () {  const ldir = path.join(testdataDir, "ldir");
  await ensureDir(ldir);
  // test dir should still exists.  await Deno.stat(ldir);  // ldir should be still be a symlink  const { isSymlink } = await Deno.lstat(ldir);  assertEquals(isSymlink, true);});
Deno.test("ensureDirSync() accepts links to dirs", function () {  const ldir = path.join(testdataDir, "ldir");
  ensureDirSync(ldir);
  // test dir should still exists.  Deno.statSync(ldir);  // ldir should be still be a symlink  const { isSymlink } = Deno.lstatSync(ldir);  assertEquals(isSymlink, true);});
Deno.test("ensureDir() rejects if input is a file", async function () {  const baseDir = path.join(testdataDir, "exist_file");  const testFile = path.join(baseDir, "test");
  try {    await ensureFile(testFile);
    await assertRejects(      async () => {        await ensureDir(testFile);      },      Error,      `Ensure path exists, expected 'dir', got 'file'`,    );  } finally {    await Deno.remove(baseDir, { recursive: true });  }});
Deno.test("ensureDirSync() throws if input is a file", function () {  const baseDir = path.join(testdataDir, "exist_file_async");  const testFile = path.join(baseDir, "test");
  try {    ensureFileSync(testFile);
    assertThrows(      () => {        ensureDirSync(testFile);      },      Error,      `Ensure path exists, expected 'dir', got 'file'`,    );  } finally {    Deno.removeSync(baseDir, { recursive: true });  }});
Deno.test("ensureDir() rejects links to files", async function () {  const lf = path.join(testdataDir, "lf");
  await assertRejects(    async () => {      await ensureDir(lf);    },    Error,    `Ensure path exists, expected 'dir', got 'file'`,  );});
Deno.test("ensureDirSync() rejects links to files", function () {  const lf = path.join(testdataDir, "lf");
  assertThrows(    () => {      ensureDirSync(lf);    },    Error,    `Ensure path exists, expected 'dir', got 'file'`,  );});
Deno.test({  name: "ensureDir() rejects permission fs write error",  permissions: { read: true },  async fn() {    const baseDir = path.join(testdataDir, "without_permission");
    // ensureDir fails because this test doesn't have write permissions,    // but don't swallow that error.    await assertRejects(      async () => await ensureDir(baseDir),      Deno.errors.PermissionDenied,    );  },});
Deno.test({  name: "ensureDirSync() throws permission fs write error",  permissions: { read: true },  fn() {    const baseDir = path.join(      testdataDir,      "sync_without_permission",    );
    // ensureDirSync fails because this test doesn't have write permissions,    // but don't swallow that error.    assertThrows(      () => ensureDirSync(baseDir),      Deno.errors.PermissionDenied,    );  },});