discourse/plugins/discourse-assign/test/javascripts/acceptance/topic-level-assign-menu-test.js

import { click, visit } from "@ember/test-helpers";
import { test } from "qunit";
import {
  acceptance,
  publishToMessageBus,
  updateCurrentUser,
} from "discourse/tests/helpers/qunit-helpers";
import topicWithAssignedPosts from "../fixtures/topic-with-assigned-posts";

const topic = topicWithAssignedPosts();
const post = topic.post_stream.posts[1];

["enabled", "disabled"].forEach((postStreamMode) => {
  acceptance(
    `Discourse Assign | Topic level assign menu (glimmer_post_stream_mode = ${postStreamMode})`,
    function (needs) {
      needs.user();
      needs.settings({
        assign_enabled: true,
        glimmer_post_stream_mode: postStreamMode,
      });

      needs.pretender((server, helper) => {
        server.get("/t/44.json", () => helper.response(topic));
        server.put("/assign/unassign", () => {
          return helper.response({ success: true });
        });
      });

      needs.hooks.beforeEach(() => {
        updateCurrentUser({ can_assign: true });
      });

      test("Unassign button unassigns the post", async function (assert) {
        await visit("/t/assignment-topic/44");

        await click("#topic-footer-dropdown-reassign .btn");
        await click(`li[data-value='unassign-from-post-${post.id}']`);
        await publishToMessageBus("/staff/topic-assignment", {
          type: "unassigned",
          topic_id: topic.id,
          post_id: post.id,
          assigned_type: "User",
        });

        assert
          .dom("#topic-footer-dropdown-reassign-body ul[role='menu']")
          .doesNotExist("The menu is closed");
        assert
          .dom(".post-stream article#post_2 .assigned-to")
          .doesNotExist("The post is unassigned");
      });
    }
  );
});