nested_test.exs

defmodule NestedTestRecord do
  defstruct author: nil
  use Vex.Struct

  validates([:author, :name], presence: true)
end

defmodule NestedTest do
  use ExUnit.Case

  test "nested" do
    assert Vex.valid?([author: [name: "Foo"]], %{[:author, :name] => [presence: true]})

    nested_errors = [{:error, [:author, :name], :presence, "must be present"}]

    assert nested_errors ==
             Vex.errors([author: [name: ""]], %{[:author, :name] => [presence: true]})
  end

  test "nested with _vex" do
    assert Vex.valid?(author: [name: "Foo"], _vex: %{[:author, :name] => [presence: true]})

    nested_errors = [{:error, [:author, :name], :presence, "must be present"}]

    assert nested_errors ==
             Vex.errors(author: [name: ""], _vex: %{[:author, :name] => [presence: true]})
  end

  test "nested in Record" do
    assert Vex.valid?(%NestedTestRecord{author: [name: "Foo"]})

    nested_errors = [{:error, [:author, :name], :presence, "must be present"}]
    assert nested_errors == Vex.errors(%NestedTestRecord{author: [name: ""]})
  end
end