2022-05-29 13:21:14 +12:00
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defmodule Ash.Test.Resource.Changes.RelateActorTest do
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@moduledoc false
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use ExUnit.Case, async: true
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defmodule Author do
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use Ash.Resource,
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data_layer: Ash.DataLayer.Ets
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attributes do
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uuid_primary_key :id
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end
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actions do
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create :create
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end
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end
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defmodule Post do
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use Ash.Resource,
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data_layer: Ash.DataLayer.Ets
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attributes do
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uuid_primary_key :id
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attribute :text, :string
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end
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relationships do
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belongs_to :author, Author do
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2022-09-14 05:52:11 +12:00
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allow_nil? true
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2022-05-29 13:21:14 +12:00
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end
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end
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actions do
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create :create_with_actor do
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change relate_actor(:author)
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end
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create :create_possibly_without_actor do
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change relate_actor(:author, allow_nil?: true)
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end
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end
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end
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defmodule Registry do
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@moduledoc false
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use Ash.Registry
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entries do
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entry Author
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entry Post
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end
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end
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defmodule Api do
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use Ash.Api
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resources do
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registry Registry
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end
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end
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test "relate_actor change with defaults work" do
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actor =
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Author
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|> Ash.Changeset.for_create(:create)
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|> Api.create!()
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params = [text: "foo"]
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post_with =
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Post
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|> Ash.Changeset.for_create(:create_with_actor, params, actor: actor)
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|> Api.create!()
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assert post_with.author_id == actor.id
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{:error, changeset} =
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Post
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|> Ash.Changeset.for_create(:create_with_actor, params, actor: nil)
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|> Api.create()
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assert changeset.errors |> Enum.count() == 1
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end
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test "relate_actor change with `allow_nil?: true` allows both nil and an actor" do
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actor =
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Author
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|> Ash.Changeset.for_create(:create)
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|> Api.create!()
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params = [text: "foo"]
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post_with =
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Post
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|> Ash.Changeset.for_create(:create_possibly_without_actor, params, actor: actor)
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|> Api.create!()
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assert post_with.author_id == actor.id
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post_without =
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Post
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|> Ash.Changeset.for_create(:create_possibly_without_actor, params, actor: nil)
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|> Api.create!()
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assert is_nil(post_without.author_id)
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end
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end
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