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Explain artist_uuid test implementation

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Claudio Ortolina
2024-11-11 12:39:28 +00:00
parent aba8e6e490
commit 066fb30b21
1 changed files with 3 additions and 0 deletions
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test/support/fixtures/records_fixtures.ex
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@@ -95,6 +95,9 @@ defmodule MusicLibrary.RecordsFixtures do
|> record_fixture() |> record_fixture()
end end
# The following functions have been lifted from `Ecto.UUID`'s source.
# The purpose is to provide a deterministic implementation of uuid generation
# that can be used in tests to generate the same artist uuid.
defp artist_uuid(name) do defp artist_uuid(name) do
<<u0::48, _::4, u1::12, _::2, u2::62>> = :crypto.hash(:md5, name) <<u0::48, _::4, u1::12, _::2, u2::62>> = :crypto.hash(:md5, name)
encode(<<u0::48, 4::4, u1::12, 2::2, u2::62>>) encode(<<u0::48, 4::4, u1::12, 2::2, u2::62>>)