Collapse some redundant tests in titleizer spec

Author: tjgrathwell

spec/titleizer_spec.rb

@@ -2,30 +2,22 @@
 require "titleizer"
 
 describe Titleizer do
-  it 'uppercases rvm' do
-    expect(Titleizer.title_for_page('rvm_is_a_thing')).to eq('RVM Is A Thing')
+  it 'uppercases acronyms' do
+    {
+      'rvm_is_a_thing' => 'RVM Is A Thing',
+      'ssh_into_all_the_things' => 'SSH Into All The Things',
+      'CRUD_with_scaffolding' => 'CRUD With Scaffolding',
+      'why_cant_my_vhs_play_this_dvd' => 'Why Cant My Vhs Play This DVD',
+      'whats_the_deal_with_html' => 'Whats The Deal With HTML'
+    }.each do |initial, expected|
+      expect(Titleizer.title_for_page(initial)).to eq(expected)
+    end
   end
 
   it 'uppercases osx as OS X' do
     expect(Titleizer.title_for_page('osx_ive_never_heard_of_it')).to eq('OS X Ive Never Heard Of It')
   end
 
-  it 'uppercases ssh' do
-    expect(Titleizer.title_for_page('ssh_into_all_the_things')).to eq('SSH Into All The Things')
-  end
-
-  it 'upcases CRUD, even if it is already uppercase' do
-    expect(Titleizer.title_for_page('CRUD_with_scaffolding')).to eq('CRUD With Scaffolding')
-  end
-
-  it 'uppercases dvd' do
-    expect(Titleizer.title_for_page('why_cant_my_vhs_play_this_dvd')).to eq('Why Cant My Vhs Play This DVD')
-  end
-
-  it 'uppercases html' do
-    expect(Titleizer.title_for_page('whats_the_deal_with_html')).to eq('Whats The Deal With HTML')
-  end
-
   it 'uppercases argv' do
     expect(Titleizer.title_for_page('argv')).to eq('ARGV')
   end