Added conversion links for recommended prices.

The paragraphs were getting a bit verbose so we shortened the link
text as well. Added an additional test to make sure the link is
working here too.

app/helpers/application_helper.rb

@@ -19,7 +19,7 @@ module ApplicationHelper
     pid = price_in_dollars(price)
     currency = Growstuff::Application.config.currency
     link = "http://www.wolframalpha.com/input/?i=#{pid}+#{currency}"
-    return link_to "See exchange rates",
+    return link_to "(convert)",
       link,
       :target => "_blank"
   end 

app/views/shop/index.html.haml

@@ -55,12 +55,12 @@
       Pay what you want, starting at
       =succeed "." do
         =price_with_currency(p.min_price)
-      =succeed "." do
         =forex_link(p.min_price)
       - if p.recommended_price
         Recommended price:
         =succeed "." do
           =price_with_currency(p.recommended_price)
+          =forex_link(p.recommended_price)
 
     %div
       - if can? :create, Order

spec/views/shop/index_spec.rb

@@ -32,6 +32,11 @@ describe 'shop/index.html.haml', :type => "view" do
       rendered.should contain '12.00 AUD'
     end
 
+    it 'should contain an exchange rate link for recommended price' do
+      currency = Growstuff::Application.config.currency
+      assert_select("a[href=http://www.wolframalpha.com/input/?i=12.00+#{currency}]")
+    end
+
     it 'displays the order form' do
       assert_select "form", :count => 2
     end