Adding more unit tests

spec/controllers/hardware_controller_spec.rb

@@ -60,7 +60,7 @@ RSpec.describe(HardwareController) do
     before do
       request_data = {
         hardware_name: 'Test Hardware',
-        hardware_type: 'gpu',
+        hardware_type: 'gpu'
       }
       post '/hardware/add', request_data
     end
@@ -109,4 +109,24 @@ RSpec.describe(HardwareController) do
       expect(last_response.body).to(include("#{@hardware.name}"))
     end
   end
+
+  # GET /hardware/:hardware_id/edit - page for editing a hardware model
+  describe 'GET /hardware/:hardware_id/edit' do
+    before do
+      @hardware = Hardware.create(name: 'Test Hardware', type: 'gpu')
+      get "/hardware/#{@hardware.id}/edit"
+    end
+
+    it 'Hardware edit page returns 200.' do
+      expect(last_response).to(be_ok)
+    end
+
+    it 'Hardware edit page is an HTML response' do
+      expect(last_response['Content-Type']).to(include('text/html'))
+    end
+
+    it 'Hardware edit page contains "Editing: <hardware name>" on page.' do
+      expect(last_response.body).to(include("Editing: #{@hardware.name}"))
+    end
+  end
 end