discourse/plugins/chat/test/javascripts/components/chat-message-reaction-test.js

import componentTest, {
  setupRenderingTest,
} from "discourse/tests/helpers/component-test";
import { click } from "@ember/test-helpers";
import { exists, query } from "discourse/tests/helpers/qunit-helpers";
import hbs from "htmlbars-inline-precompile";
import { module } from "qunit";

module("Discourse Chat | Component | chat-message-reaction", function (hooks) {
  setupRenderingTest(hooks);

  componentTest("accepts arbitrary class property", {
    template: hbs`{{chat-message-reaction reaction=(hash emoji="heart") class="foo"}}`,

    async test(assert) {
      assert.ok(exists(".chat-message-reaction.foo"));
    },
  });

  componentTest("adds reacted class when user reacted", {
    template: hbs`{{chat-message-reaction reaction=(hash emoji="heart" reacted=true)}}`,

    async test(assert) {
      assert.ok(exists(".chat-message-reaction.reacted"));
    },
  });

  componentTest("adds reaction name as class", {
    template: hbs`{{chat-message-reaction reaction=(hash emoji="heart")}}`,

    async test(assert) {
      assert.ok(exists(`.chat-message-reaction[data-emoji-name="heart"]`));
    },
  });

  componentTest("adds show class when count is positive", {
    template: hbs`{{chat-message-reaction reaction=(hash emoji="heart" count=this.count)}}`,

    beforeEach() {
      this.set("count", 0);
    },

    async test(assert) {
      assert.notOk(exists(".chat-message-reaction.show"));

      this.set("count", 1);

      assert.ok(exists(".chat-message-reaction.show"));
    },
  });

  componentTest("title/alt attributes", {
    template: hbs`{{chat-message-reaction reaction=(hash emoji="heart")}}`,

    async test(assert) {
      assert.equal(query(".chat-message-reaction").title, ":heart:");
      assert.equal(query(".chat-message-reaction img").alt, ":heart:");
    },
  });

  componentTest("count of reactions", {
    template: hbs`{{chat-message-reaction reaction=(hash emoji="heart" count=this.count)}}`,

    beforeEach() {
      this.set("count", 0);
    },

    async test(assert) {
      assert.notOk(exists(".chat-message-reaction .count"));

      this.set("count", 2);

      assert.equal(query(".chat-message-reaction .count").innerText, "2");
    },
  });

  componentTest("reaction’s image", {
    template: hbs`{{chat-message-reaction reaction=(hash emoji="heart")}}`,

    async test(assert) {
      const src = query(".chat-message-reaction img").src;
      assert.ok(/heart\.png/.test(src));
    },
  });

  componentTest("click action", {
    template: hbs`{{chat-message-reaction class="show" reaction=(hash emoji="heart" count=this.count) react=this.react}}`,

    beforeEach() {
      this.set("count", 0);
      this.set("react", () => {
        this.set("count", 1);
      });
    },

    async test(assert) {
      assert.notOk(exists(".chat-message-reaction .count"));

      await click(".chat-message-reaction");

      assert.equal(query(".chat-message-reaction .count").innerText, "1");
    },
  });
});