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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.FlakeIdTest do
   6   use Pleroma.DataCase
   7   import Kernel, except: [to_string: 1]
   8   import Pleroma.FlakeId
   9
  10   describe "fake flakes (compatibility with older serial integers)" do
  11     test "from_string/1" do
  12       fake_flake = <<0::integer-size(64), 42::integer-size(64)>>
  13       assert from_string("42") == fake_flake
  14       assert from_string(42) == fake_flake
  15     end
  16
  17     test "zero or -1 is a null flake" do
  18       fake_flake = <<0::integer-size(128)>>
  19       assert from_string("0") == fake_flake
  20       assert from_string("-1") == fake_flake
  21     end
  22
  23     test "to_string/1" do
  24       fake_flake = <<0::integer-size(64), 42::integer-size(64)>>
  25       assert to_string(fake_flake) == "42"
  26     end
  27   end
  28
  29   test "ecto type behaviour" do
  30     flake = <<0, 0, 1, 104, 80, 229, 2, 235, 140, 22, 69, 201, 53, 210, 0, 0>>
  31     flake_s = "9eoozpwTul5mjSEDRI"
  32
  33     assert cast(flake) == {:ok, flake_s}
  34     assert cast(flake_s) == {:ok, flake_s}
  35
  36     assert load(flake) == {:ok, flake_s}
  37     assert load(flake_s) == {:ok, flake_s}
  38
  39     assert dump(flake_s) == {:ok, flake}
  40     assert dump(flake) == {:ok, flake}
  41   end
  42 end