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134 lines
2.4 KiB
Elixir
134 lines
2.4 KiB
Elixir
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defmodule Ash.Test.Actions.HasManyTest do
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@moduledoc false
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use ExUnit.Case, async: true
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require Ash.Query
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defmodule Comment do
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use Ash.Resource,
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data_layer: Ash.DataLayer.Ets
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actions do
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defaults [:create, :read, :update, :destroy]
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end
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ets do
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private? true
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end
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attributes do
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uuid_primary_key :id
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attribute :post_id, :uuid
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attribute :content, :string
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end
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end
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defmodule OtherRegistry do
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use Ash.Registry
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entries do
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entry Comment
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end
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end
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defmodule OtherApi do
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use Ash.Api
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resources do
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registry OtherRegistry
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end
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end
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defmodule Post do
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@moduledoc false
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use Ash.Resource,
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data_layer: Ash.DataLayer.Ets
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ets do
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private?(true)
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end
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actions do
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defaults [:create, :read, :update, :destroy]
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update :add_comment do
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accept []
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argument(:comment, :map, allow_nil?: false)
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change manage_relationship(:comment, :comments, on_no_match: :create, on_match: :update)
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end
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update :delete_comment do
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accept []
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argument(:comment, :map, allow_nil?: false)
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change manage_relationship(:comment, :comments, on_no_match: :error, on_match: :destroy)
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end
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end
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attributes do
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uuid_primary_key :id
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attribute :title, :string
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end
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relationships do
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has_many :comments, Comment do
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destination_attribute :post_id
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api OtherApi
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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(Post)
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end
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end
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defmodule Api do
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@moduledoc false
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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 "destroyed items are removed from the relationship" do
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post =
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Post
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|> Ash.Changeset.for_create(:create, %{
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title: "buz"
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})
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|> Api.create!()
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post =
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post
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|> Ash.Changeset.for_update(:add_comment, %{
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comment: %{content: "foo"}
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})
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|> Api.update!()
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assert length(post.comments) == 1
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post =
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post
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|> Ash.Changeset.for_update(:add_comment, %{
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comment: %{content: "bar"}
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})
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|> Api.update!()
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assert length(post.comments) == 2
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post =
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post
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|> Ash.Changeset.for_update(:delete_comment, %{
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comment: Enum.at(post.comments, 0)
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})
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|> Api.update!()
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assert length(post.comments) == 1
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end
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end
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