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// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.import {  assert,  assertRejects,  assertThrows,  fail,} from "../../testing/asserts.ts";import { isWindows } from "../../_util/os.ts";import { assertCallbackErrorUncaught } from "../_test_utils.ts";import { chmod, chmodSync } from "./_fs_chmod.ts";
Deno.test({  name: "ASYNC: Permissions are changed (non-Windows)",  ignore: isWindows,  async fn() {    const tempFile: string = await Deno.makeTempFile();    const originalFileMode: number | null = (await Deno.lstat(tempFile)).mode;    await new Promise<void>((resolve, reject) => {      chmod(tempFile, 0o777, (err) => {        if (err) reject(err);        else resolve();      });    })      .then(() => {        const newFileMode: number | null = Deno.lstatSync(tempFile).mode;        assert(newFileMode && originalFileMode);        assert(newFileMode === 33279 && newFileMode > originalFileMode);      }, (error) => {        fail(error);      })      .finally(() => {        Deno.removeSync(tempFile);      });  },});
Deno.test({  name: "ASYNC: don't throw NotSupportedError (Windows)",  ignore: !isWindows,  async fn() {    const tempFile: string = await Deno.makeTempFile();    await new Promise<void>((resolve, reject) => {      chmod(tempFile, 0o777, (err) => {        if (err) reject(err);        else resolve();      });    }).finally(() => {      Deno.removeSync(tempFile);    });  },});
Deno.test({  name: "ASYNC: don't swallow NotFoundError (Windows)",  ignore: !isWindows,  async fn() {    await assertRejects(async () => {      await new Promise<void>((resolve, reject) => {        chmod("./__non_existent_file__", 0o777, (err) => {          if (err) reject(err);          else resolve();        });      });    });  },});
Deno.test({  name: "SYNC: Permissions are changed (non-Windows)",  ignore: isWindows,  fn() {    const tempFile: string = Deno.makeTempFileSync();    try {      const originalFileMode: number | null = Deno.lstatSync(tempFile).mode;      chmodSync(tempFile, "777");
      const newFileMode: number | null = Deno.lstatSync(tempFile).mode;      assert(newFileMode && originalFileMode);      assert(newFileMode === 33279 && newFileMode > originalFileMode);    } finally {      Deno.removeSync(tempFile);    }  },});
Deno.test({  name: "SYNC: don't throw NotSupportedError (Windows)",  ignore: !isWindows,  fn() {    const tempFile: string = Deno.makeTempFileSync();    try {      chmodSync(tempFile, "777");    } finally {      Deno.removeSync(tempFile);    }  },});
Deno.test({  name: "SYNC: don't swallow NotFoundError (Windows)",  ignore: !isWindows,  fn() {    assertThrows(() => {      chmodSync("./__non_existent_file__", "777");    });  },});
Deno.test({  name: "[std/node/fs] chmod callback isn't called twice if error is thrown",  async fn() {    const tempFile = await Deno.makeTempFile();    const importUrl = new URL("./_fs_chmod.ts", import.meta.url);    await assertCallbackErrorUncaught({      prelude: `import { chmod } from ${JSON.stringify(importUrl)}`,      invocation: `chmod(${JSON.stringify(tempFile)}, 0o777, `,      async cleanup() {        await Deno.remove(tempFile);      },    });  },});