Fixed device part spec to only use database record for current screen

Speeds up the tests by limiting database use to only the current screen method since that's the one that used the device provisioner.

Milestone: patch

spec/app/views/parts/device_spec.rb

@@ -5,7 +5,7 @@ require "hanami_helper"
 RSpec.describe Terminus::Views::Parts::Device, :db do
   subject(:part) { described_class.new value: device, rendering: Terminus::View.new.rendering }
 
-  let(:device) { Factory[:device] }
+  let(:device) { Factory.structs[:device] }
 
   describe "#current_screen" do
     let :device do
@@ -17,7 +17,7 @@ RSpec.describe Terminus::Views::Parts::Device, :db do
     end
 
     context "without playlist" do
-      let(:device) { Factory[:device] }
+      let(:device) { Factory.structs[:device] }
 
       it "answers placeholder when device has no playlist" do
         expect(part.current_screen).to eq(Terminus::Aspects::Screens::Placeholder[id: device.id])
@@ -26,12 +26,14 @@ RSpec.describe Terminus::Views::Parts::Device, :db do
   end
 
   describe "#dimensions" do
-    it "answers default width and height" do
+    let(:device) { Factory.structs[:device, width: 0, height: 0] }
+
+    it "answers zero width and height" do
       expect(part.dimensions).to eq("0x0")
     end
 
     context "with custom dimensions" do
-      let(:device) { Factory[:device, width: 800, height: 480] }
+      let(:device) { Factory.structs[:device, width: 800, height: 480] }
 
       it "answers custom width and height" do
         expect(part.dimensions).to eq("800x480")