images get ratios

spec/models/merged/image_spec.rb

@@ -4,14 +4,22 @@ module Merged
   RSpec.describe Image, type: :model do
     let(:first) {Image.all.values.first}
 
-    it "has Pages.all" do
+    it "has Image.all" do
       expect(Image.all.class).to be Hash
     end
     it "has image" do
       expect(first.class).to be Image
     end
-    it "image has name" do
+    it "has name" do
       expect(first.name).to eq "3dprinter_wide"
     end
+    it "has height and width" do
+      expect(first.height).to eq 457
+      expect(first.width).to eq 1279
+    end
+    it "has height and width" do
+      expect(first.aspect_ratio).to eq [13,5]
+    end
+
   end
 end