bufferToEtag.test.js

import { assert } from "@jsenv/assert"
import { bufferToEtag } from "@jsenv/util"

try {
  bufferToEtag("foo")
  throw new Error("should throw")
} catch (actual) {
  const expected = new TypeError(`buffer expected, got foo`)
  assert({ actual, expected })
}

{
  const actual = bufferToEtag(Buffer.from("hello world"))
  const expected = '"b-Kq5sNclPz7QV2+lfQIuc6R7oRu0"'
  assert({ actual, expected })
}

{
  const actual = bufferToEtag(Buffer.from(""))
  const expected = '"0-2jmj7l5rSw0yVb/vlWAYkK/YBwk"'
  assert({ actual, expected })
}