FEATURE: Onebox for news.ycombinator.com (#15781)

spec/lib/onebox/engine/hackernews_spec.rb

@@ -0,0 +1,57 @@
+# frozen_string_literal: true
+
+require "rails_helper"
+
+describe Onebox::Engine::HackernewsOnebox do
+  context "When oneboxing a comment" do
+    let(:link) { "https://news.ycombinator.com/item?id=30181167" }
+    let(:api_link) { "https://hacker-news.firebaseio.com/v0/item/30181167.json" }
+    let(:html) { described_class.new(link).to_html }
+
+    before do
+      stub_request(:get, api_link).to_return(status: 200, body: onebox_response("hackernews_comment"))
+    end
+
+    it "has the comments first words" do
+      expect(html).to include("Completely, forums are about basic human expression in paragraph form.")
+    end
+
+    it "has author username" do
+      expect(html).to include("codinghorror")
+    end
+
+    it "has the permalink to the comic" do
+      expect(html).to include(link)
+    end
+
+    it "has the item date" do
+      expect(html).to include("2013")
+    end
+  end
+
+  context "When oneboxing a story" do
+    let(:link) { "https://news.ycombinator.com/item?id=5172905" }
+    let(:api_link) { "https://hacker-news.firebaseio.com/v0/item/5172905.json" }
+    let(:html) { described_class.new(link).to_html }
+
+    before do
+      stub_request(:get, api_link).to_return(status: 200, body: onebox_response("hackernews_story"))
+    end
+
+    it "has story title" do
+      expect(html).to include("Civilized Discourse Construction Kit")
+    end
+
+    it "has author username" do
+      expect(html).to include("sosuke")
+    end
+
+    it "has the permalink to the comic" do
+      expect(html).to include(link)
+    end
+
+    it "has the item date" do
+      expect(html).to include("2013")
+    end
+  end
+end