neiam /gitgud

defmodule GitGudWeb.LabelsSectionTest do
  @moduledoc """
  The Labels section on issue and PR pages lists every label the repo
  defines, dimmed when unattached — so a repo with none defined has
  nothing to put under the heading.
  """

  use GitGudWeb.ConnCase, async: false

  import Phoenix.LiveViewTest
  import GitGud.ForgeFixtures

  alias GitGud.Repositories

  defp repo_path(repo) do
    Repositories.Storage.repo_handle(GitGud.Repo.preload(repo, [:owner, :organization]))
  end

  describe "issues" do
    test "no heading when the repo defines no labels", %{conn: conn} do
      {user, repo} = repository_fixture()
      issue = issue_fixture(repo, user)

      {:ok, _lv, html} =
        live(
          log_in_user(conn, user),
          ~p"/r/#{repo_path(repo)}/#{repo.name}/issues/#{issue.number}"
        )

      refute html =~ ">Labels<"
    end

    test "the heading returns once the repo has one", %{conn: conn} do
      {user, repo} = repository_fixture()
      issue = issue_fixture(repo, user)
      _ = label_fixture(repo, %{"name" => "bug"})

      {:ok, _lv, html} =
        live(
          log_in_user(conn, user),
          ~p"/r/#{repo_path(repo)}/#{repo.name}/issues/#{issue.number}"
        )

      assert html =~ ">Labels<"
      assert html =~ "bug"
    end

    test "an unattached label still shows, so it can be attached", %{conn: conn} do
      {user, repo} = repository_fixture()
      issue = issue_fixture(repo, user)
      _ = label_fixture(repo, %{"name" => "unattached"})

      {:ok, lv, html} =
        live(
          log_in_user(conn, user),
          ~p"/r/#{repo_path(repo)}/#{repo.name}/issues/#{issue.number}"
        )

      assert html =~ "unattached"
      assert has_element?(lv, "button[phx-click=toggle_label]")
    end
  end

  describe "pull requests" do
    test "no heading when the repo defines no labels", %{conn: conn} do
      {user, repo} = repository_fixture()
      pr = pr_with_branches(repo, user)

      {:ok, _lv, html} =
        live(log_in_user(conn, user), ~p"/r/#{repo_path(repo)}/#{repo.name}/pulls/#{pr.number}")

      refute html =~ ">Labels<"
    end

    test "the heading returns once the repo has one", %{conn: conn} do
      {user, repo} = repository_fixture()
      pr = pr_with_branches(repo, user)
      _ = label_fixture(repo, %{"name" => "needs-review"})

      {:ok, _lv, html} =
        live(log_in_user(conn, user), ~p"/r/#{repo_path(repo)}/#{repo.name}/pulls/#{pr.number}")

      assert html =~ ">Labels<"
      assert html =~ "needs-review"
    end
  end
end