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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.const { test } = Deno;import { fail, assertEquals } from "../../testing/asserts.ts";import { chown, chownSync } from "./_fs_chown.ts";
//chown is difficult to test.  Best we can do is set the existing user id/group id againconst ignore = Deno.build.os == "win";
test({  ignore,  name: "ASYNC: setting existing uid/gid works as expected (non-Windows)",  async fn() {    const tempFile: string = await Deno.makeTempFile();    const originalUserId: number | null = (await Deno.lstat(tempFile)).uid;    const originalGroupId: number | null = (await Deno.lstat(tempFile)).gid;    await new Promise((resolve, reject) => {      chown(tempFile, originalUserId!, originalGroupId!, (err) => {        if (err) reject(err);        else resolve();      });    })      .then(() => {        const newUserId: number | null = Deno.lstatSync(tempFile).uid;        const newGroupId: number | null = Deno.lstatSync(tempFile).gid;        assertEquals(newUserId, originalUserId);        assertEquals(newGroupId, originalGroupId);      })      .catch(() => {        fail();      })      .finally(() => {        Deno.removeSync(tempFile);      });  },});
test({  ignore,  name: "SYNC: setting existing uid/gid works as expected (non-Windows)",  fn() {    const tempFile: string = Deno.makeTempFileSync();    const originalUserId: number | null = Deno.lstatSync(tempFile).uid;    const originalGroupId: number | null = Deno.lstatSync(tempFile).gid;    chownSync(tempFile, originalUserId!, originalGroupId!);
    const newUserId: number | null = Deno.lstatSync(tempFile).uid;    const newGroupId: number | null = Deno.lstatSync(tempFile).gid;    assertEquals(newUserId, originalUserId);    assertEquals(newGroupId, originalGroupId);    Deno.removeSync(tempFile);  },});