Added some tests and docs

lib/pinchflat/settings/setting.ex

@@ -1,4 +1,8 @@
 defmodule Pinchflat.Settings.Setting do
+  @moduledoc """
+  The Setting schema.
+  """
+
   use Ecto.Schema
   import Ecto.Changeset
 

test/pinchflat/boot/pre_job_startup_tasks_test.exs

@@ -1,20 +1,43 @@
 defmodule Pinchflat.Boot.PreJobStartupTasksTest do
   use Pinchflat.DataCase
 
+  import Pinchflat.JobFixtures
+
   alias Pinchflat.Settings
   alias Pinchflat.Boot.PreJobStartupTasks
 
-  # TODO: write tests for things like cookie file creation
+  describe "reset_executing_jobs" do
+    test "resets executing jobs" do
+      job = job_fixture()
+      Repo.update_all(Oban.Job, set: [state: "executing"])
 
-  describe "apply_default_settings" do
+      assert Repo.reload!(job).state == "executing"
-    setup do
-      Settings.set(yt_dlp_version: nil)
 
-      :ok
+      PreJobStartupTasks.start_link()
+
+      assert Repo.reload!(job).state == "retryable"
+    end
   end
 
+  describe "create_blank_cookie_file" do
+    test "creates a blank cookie file" do
+      base_dir = Application.get_env(:pinchflat, :extras_directory)
+      filepath = Path.join(base_dir, "cookies.txt")
+      File.rm(filepath)
+
+      refute File.exists?(filepath)
+
+      PreJobStartupTasks.start_link()
+
+      assert File.exists?(filepath)
+    end
+  end
+
+  describe "apply_default_settings" do
     test "sets default settings" do
-      assert Settings.get!(:yt_dlp_version) == nil
+      Settings.set(yt_dlp_version: nil)
+
+      refute Settings.get!(:yt_dlp_version)
 
       PreJobStartupTasks.start_link()