FIX: reset embedding settings when no embeddable host, log host changes (#7264)

spec/requests/admin/embeddable_hosts_controller_spec.rb

@@ -4,4 +4,47 @@ describe Admin::EmbeddableHostsController do
   it "is a subclass of AdminController" do
     expect(Admin::EmbeddableHostsController < Admin::AdminController).to eq(true)
   end
+
+  context 'while logged in as an admin' do
+    let(:admin) { Fabricate(:admin) }
+    let(:embeddable_host) { Fabricate(:embeddable_host) }
+
+    before do
+      sign_in(admin)
+    end
+
+    describe '#create' do
+      it "logs embeddable host create" do
+        post "/admin/embeddable_hosts.json", params: {
+          embeddable_host: { host: "test.com" }
+        }
+
+        expect(response.status).to eq(200)
+        expect(UserHistory.where(acting_user_id: admin.id,
+                                 action: UserHistory.actions[:embeddable_host_create]).exists?).to eq(true)
+      end
+    end
+
+    describe '#update' do
+      it "logs embeddable host update" do
+        put "/admin/embeddable_hosts/#{embeddable_host.id}.json", params: {
+          embeddable_host: { host: "test.com", class_name: "test-class", category_id: "3" }
+        }
+
+        expect(response.status).to eq(200)
+        expect(UserHistory.where(acting_user_id: admin.id,
+                                 action: UserHistory.actions[:embeddable_host_update],
+                                 new_value: "host: test.com, class_name: test-class, category_id: 3").exists?).to eq(true)
+      end
+    end
+
+    describe '#destroy' do
+      it "logs embeddable host destroy" do
+        delete "/admin/embeddable_hosts/#{embeddable_host.id}.json", params: {}
+
+        expect(response.status).to eq(200)
+        expect(UserHistory.where(acting_user_id: admin.id, action: UserHistory.actions[:embeddable_host_destroy]).exists?).to eq(true)
+      end
+    end
+  end
 end