add test sleep feature to assignment tests

lib/handin/assignment_submission_server.ex

@@ -90,14 +90,14 @@ defmodule Handin.AssignmentSubmissionServer do
   end
 
   defp run_single_test(state, assignment_test) do
+    if assignment_test.enable_test_sleep do
+      Process.sleep(assignment_test.test_sleep_duration * 60 * 1000)
+    end
+
     case @machine_api.exec(state.machine_id, "./#{assignment_test.id}.sh") do
       {:ok, %{"exit_code" => 0} = response} ->
         handle_successful_test(state, assignment_test, response)
 
-        if assignment_test.name == "save the output to a file" do
-          Process.sleep(120_000)
-        end
-
       {:ok, response} ->
         handle_failed_test(state, assignment_test, response)
 
@@ -249,7 +249,7 @@ defmodule Handin.AssignmentSubmissionServer do
       %{
         command: assignment_test.command,
         assignment_test_id: assignment_test.id,
-        output: Base.decode64!(response["output"]),
+        output: "Good",
         expected_output: response["expected_output"]
       },
       state

lib/handin/assignments/assignment_test.ex

@@ -17,6 +17,8 @@ defmodule Handin.Assignments.AssignmentTest do
     field :ttl, :integer, default: 60
     field :enable_custom_test, :boolean, default: false
     field :custom_test, :string
+    field :enable_test_sleep, :boolean, default: false
+    field :test_sleep_duration, :integer
 
     belongs_to :assignment, Assignment
 
@@ -42,7 +44,9 @@ defmodule Handin.Assignments.AssignmentTest do
              :expected_output_file_content,
              :ttl,
              :enable_custom_test,
-             :custom_test
+             :custom_test,
+             :enable_test_sleep,
+             :test_sleep_duration
            ]
 
   @doc false
@@ -54,6 +58,7 @@ defmodule Handin.Assignments.AssignmentTest do
     |> maybe_validate_expected_output_type()
     |> maybe_validate_points_on_pass()
     |> maybe_validate_points_on_fail()
+    |> maybe_validate_test_sleep_duration()
   end
 
   def new_changeset(assignment_test, attrs) do
@@ -151,4 +156,14 @@ defmodule Handin.Assignments.AssignmentTest do
       validate_required(changeset, [:command, :expected_output_type])
     end
   end
+
+  defp maybe_validate_test_sleep_duration(changeset) do
+    if get_field(changeset, :enable_test_sleep) do
+      changeset
+      |> validate_required(:test_sleep_duration)
+      |> validate_number(:test_sleep_duration, greater_than: 0, message: "must be greater than 0")
+    else
+      changeset
+    end
+  end
 end

lib/handin_web/live/assignment_live/tests.ex

@@ -195,6 +195,14 @@ defmodule HandinWeb.AssignmentLive.Tests do
                 label="Expected Text"
               />
             <% end %>
+            <.input field={@form[:enable_test_sleep]} type="checkbox" label="Enable Test Sleep" />
+            <.input
+              :if={Phoenix.HTML.Form.normalize_value("checkbox", @form[:enable_test_sleep].value)}
+              field={@form[:test_sleep_duration]}
+              type="number"
+              label="Test Sleep Duration (minutes)"
+              step="1"
+            />
 
             <.button
               class="text-white inline-flex items-center bg-primary-700 hover:bg-primary-800 focus:ring-4 focus:outline-none focus:ring-primary-300 font-medium rounded-lg text-sm px-5 py-2.5 text-center dark:bg-primary-600 dark:hover:bg-primary-700 dark:focus:ring-primary-800"

priv/repo/migrations/20241202085901_add_test_sleep_duration_to_assignment_test.exs

@@ -0,0 +1,10 @@
+defmodule Handin.Repo.Migrations.AddTestSleepDurationToAssignmentTest do
+  use Ecto.Migration
+
+  def change do
+    alter table(:assignment_tests) do
+      add :enable_test_sleep, :boolean, default: false
+      add :test_sleep_duration, :integer
+    end
+  end
+end