memEx/test/memex/steps_test.exs

defmodule Memex.StepsTest do
  use Memex.DataCase
  import Memex.{PipelinesFixtures, StepsFixtures}
  alias Memex.Pipelines.{Step, Steps}
  @moduletag :steps_test
  @invalid_attrs %{content: nil, title: nil}

  describe "steps" do
    setup do
      user = user_fixture()
      pipeline = pipeline_fixture(user)

      [user: user, pipeline: pipeline]
    end

    test "list_steps/1 returns all steps for a user", %{pipeline: pipeline, user: user} do
      step_a = step_fixture(0, pipeline, user)
      step_b = step_fixture(1, pipeline, user)
      step_c = step_fixture(2, pipeline, user)
      assert Steps.list_steps(pipeline, user) == [step_a, step_b, step_c]
    end

    test "get_step!/1 returns the step with given id", %{pipeline: pipeline, user: user} do
      step = step_fixture(0, pipeline, user)
      assert Steps.get_step!(step.id, user) == step
    end

    test "get_step!/1 only returns unlisted or public steps for other users", %{user: user} do
      another_user = user_fixture()
      another_pipeline = pipeline_fixture(another_user)
      step = step_fixture(0, another_pipeline, another_user)

      assert_raise Ecto.NoResultsError, fn ->
        Steps.get_step!(step.id, user)
      end
    end

    test "create_step/1 with valid data creates a step", %{pipeline: pipeline, user: user} do
      valid_attrs = %{
        "content" => "some content",
        "title" => "some title"
      }

      assert {:ok, %Step{} = step} = Steps.create_step(valid_attrs, 0, pipeline, user)
      assert step.content == "some content"
      assert step.title == "some title"
    end

    test "create_step/1 with invalid data returns error changeset",
         %{pipeline: pipeline, user: user} do
      assert {:error, %Ecto.Changeset{}} = Steps.create_step(@invalid_attrs, 0, pipeline, user)
    end

    test "update_step/2 with valid data updates the step", %{pipeline: pipeline, user: user} do
      step = step_fixture(0, pipeline, user)

      update_attrs = %{
        "content" => "some updated content",
        "title" => "some updated title"
      }

      assert {:ok, %Step{} = step} = Steps.update_step(step, update_attrs, 0, user)
      assert step.content == "some updated content"
      assert step.title == "some updated title"
    end

    test "update_step/2 with invalid data returns error changeset", %{
      pipeline: pipeline,
      user: user
    } do
      step = step_fixture(0, pipeline, user)
      assert {:error, %Ecto.Changeset{}} = Steps.update_step(step, @invalid_attrs, 0, user)
      assert step == Steps.get_step!(step.id, user)
    end

    test "delete_step/1 deletes the step", %{pipeline: pipeline, user: user} do
      step = step_fixture(0, pipeline, user)
      assert {:ok, %Step{}} = Steps.delete_step(step, user)
      assert_raise Ecto.NoResultsError, fn -> Steps.get_step!(step.id, user) end
    end

    test "delete_step/1 deletes the step for an admin user", %{pipeline: pipeline, user: user} do
      admin_user = admin_fixture()
      step = step_fixture(0, pipeline, user)
      assert {:ok, %Step{}} = Steps.delete_step(step, admin_user)
      assert_raise Ecto.NoResultsError, fn -> Steps.get_step!(step.id, user) end
    end

    test "change_step/1 returns a step changeset", %{pipeline: pipeline, user: user} do
      step = step_fixture(0, pipeline, user)
      assert %Ecto.Changeset{} = Steps.change_step(step, 0, user)
    end
  end
end