Use dynamic fake data in the spec

spec/views/admin/lodgings/index.html.haml_spec.rb

@@ -7,6 +7,6 @@ describe 'admin/lodgings/index' do
     @conference.lodgings << create(:lodging)
     assign :venue, @conference.venue
     render
-    expect(rendered).to include('Example Hotel')
+    expect(rendered).to include(@conference.lodgings.first.name)
   end
 end

spec/views/admin/sponsors/index.html.haml_spec.rb

@@ -9,9 +9,9 @@ describe 'admin/sponsors/index' do
                                              )
     assign :conference, @conference
     render
-    expect(rendered).to include('Example sponsor')
-    expect(rendered).to include('http://www.example.com')
-    expect(rendered).to include('Lorem Ipsum Dolor')
-    expect(rendered).to include('Platin')
+    expect(rendered).to include(@conference.sponsors.first.name)
+    expect(rendered).to include(@conference.sponsors.first.website_url)
+    expect(rendered).to include(truncate(@conference.sponsors.first.description))
+    expect(rendered).to include(@conference.sponsorship_levels.first.title)
   end
 end

spec/views/admin/sponsorship_levels/index.html.haml_spec.rb

@@ -5,6 +5,6 @@ describe 'admin/sponsorship_levels/index' do
     @sponsorship_level = create(:sponsorship_level)
     assign :conference, @sponsorship_level.conference
     render
-    expect(rendered).to include('Platin')
+    expect(rendered).to include(@sponsorship_level.title)
   end
 end