discourse/test/javascripts/models/site-test.js

import createStore from "helpers/create-store";
import Site from "discourse/models/site";

QUnit.module("model:site");

QUnit.test("create", (assert) => {
  assert.ok(Site.create(), "it can create with no parameters");
});

QUnit.test("instance", (assert) => {
  const site = Site.current();

  assert.present(site, "We have a current site singleton");
  assert.present(
    site.get("categories"),
    "The instance has a list of categories"
  );
  assert.present(
    site.get("flagTypes"),
    "The instance has a list of flag types"
  );
  assert.present(
    site.get("trustLevels"),
    "The instance has a list of trust levels"
  );
});

QUnit.test("create categories", (assert) => {
  const store = createStore();
  const site = store.createRecord("site", {
    categories: [
      { id: 1234, name: "Test" },
      { id: 3456, name: "Test Subcategory", parent_category_id: 1234 },
      { id: 3458, name: "Invalid Subcategory", parent_category_id: 6666 },
    ],
  });

  const categories = site.get("categories");
  site.get("sortedCategories");

  assert.present(categories, "The categories are present");
  assert.equal(categories.length, 3, "it loaded all three categories");

  const parent = categories.findBy("id", 1234);
  assert.present(parent, "it loaded the parent category");
  assert.blank(parent.get("parentCategory"), "it has no parent category");

  assert.equal(parent.get("subcategories").length, 1);

  const subcategory = categories.findBy("id", 3456);
  assert.present(subcategory, "it loaded the subcategory");
  assert.equal(
    subcategory.get("parentCategory"),
    parent,
    "it has associated the child with the parent"
  );

  // remove invalid category and child
  categories.removeObject(categories[2]);
  categories.removeObject(categories[1]);

  assert.equal(
    categories.length,
    site.get("categoriesByCount").length,
    "categories by count should change on removal"
  );
  assert.equal(
    categories.length,
    site.get("sortedCategories").length,
    "sorted categories should change on removal"
  );
});