cli/js/tests/umask_test.ts


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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { unitTest, assertEquals } from "./test_util.ts";

unitTest(
  {
    skip: Deno.build.os === "win"
  },
  function umaskSuccess(): void {
    const prevMask = Deno.umask(0o020);
    const newMask = Deno.umask(prevMask);
    const finalMask = Deno.umask();
    assertEquals(newMask, 0o020);
    assertEquals(finalMask, prevMask);
    assertEquals(prevMask, 0o022);
  }
);