mirror of
https://github.com/ash-project/ash.git
synced 2024-09-20 21:43:02 +12:00
97 lines
2.2 KiB
Elixir
97 lines
2.2 KiB
Elixir
|
defmodule Ash.Test.Actions.AtomicUpdateTest do
|
||
|
@moduledoc false
|
||
|
use ExUnit.Case, async: true
|
||
|
|
||
|
require Ash.Query
|
||
|
require Ash.Expr
|
||
|
|
||
|
defmodule Author do
|
||
|
@moduledoc false
|
||
|
use Ash.Resource, data_layer: Ash.DataLayer.Ets
|
||
|
|
||
|
ets do
|
||
|
private?(true)
|
||
|
end
|
||
|
|
||
|
actions do
|
||
|
defaults [:create, :read, :update, :destroy]
|
||
|
|
||
|
update :only_allow_name do
|
||
|
accept([:name])
|
||
|
end
|
||
|
|
||
|
update :with_validation do
|
||
|
accept([:name])
|
||
|
|
||
|
validate attribute_equals(:name, "fred")
|
||
|
validate compare(:score, greater_than_or_equal_to: 0, less_than_or_equal_to: 10)
|
||
|
end
|
||
|
|
||
|
update :increment_score do
|
||
|
accept []
|
||
|
change increment(:score, amount: 1, overflow_limit: 5), always_atomic?: true
|
||
|
end
|
||
|
end
|
||
|
|
||
|
attributes do
|
||
|
uuid_primary_key :id
|
||
|
attribute :name, :string
|
||
|
attribute :bio, :string
|
||
|
attribute :score, :integer
|
||
|
end
|
||
|
|
||
|
code_interface do
|
||
|
define_for Ash.Test.Actions.AtomicUpdateTest.Api
|
||
|
define :increment_score
|
||
|
end
|
||
|
end
|
||
|
|
||
|
defmodule Api do
|
||
|
@moduledoc false
|
||
|
use Ash.Api
|
||
|
|
||
|
resources do
|
||
|
resource Author
|
||
|
end
|
||
|
end
|
||
|
|
||
|
test "atomics can be added to a changeset" do
|
||
|
author =
|
||
|
Author
|
||
|
|> Ash.Changeset.new(%{name: "fred"})
|
||
|
|> Api.create!()
|
||
|
|
||
|
author =
|
||
|
author
|
||
|
|> Ash.Changeset.for_update(:only_allow_name)
|
||
|
|> Ash.Changeset.atomic_update(:name, Ash.Expr.expr(name <> " weasley"))
|
||
|
|> Api.update!()
|
||
|
|
||
|
assert author.name == "fred weasley"
|
||
|
end
|
||
|
|
||
|
test "a changeset can be fully atomic" do
|
||
|
changeset =
|
||
|
Ash.Changeset.fully_atomic_changeset(Author, :with_validation, %{name: "fred weasly"})
|
||
|
|
||
|
assert changeset.valid?
|
||
|
assert changeset.atomics[:name]
|
||
|
end
|
||
|
|
||
|
describe "increment/1" do
|
||
|
test "it increments the value, honoring overflow" do
|
||
|
author =
|
||
|
Author
|
||
|
|> Ash.Changeset.new(%{name: "fred", score: 0})
|
||
|
|> Api.create!()
|
||
|
|
||
|
assert Author.increment_score!(author).score == 1
|
||
|
assert Author.increment_score!(author).score == 2
|
||
|
assert Author.increment_score!(author).score == 3
|
||
|
assert Author.increment_score!(author).score == 4
|
||
|
assert Author.increment_score!(author).score == 5
|
||
|
assert Author.increment_score!(author).score == 1
|
||
|
end
|
||
|
end
|
||
|
end
|