Fix tags_helper, add specs

app/helpers/tags_helper.rb

@@ -1,9 +1,9 @@
 module TagsHelper
   def looking_for_tag_link
-    return if @search_query.include?('@') || normalized_tag_name.blank?
+    return if search_query.include?('@') || normalized_tag_name.blank?
     content_tag('h4') do 
       content_tag('small') do
-        t('.looking_for', :tag_link => tag_link).html_safe
+        t('people.index.looking_for', :tag_link => tag_link).html_safe
       end
     end
   end

spec/helpers/tags_helper_spec.rb

@@ -0,0 +1,18 @@
+require 'spec_helper'
+
+describe TagsHelper do
+  describe '#looking_for_tag_link' do
+    it 'returns nil if there is a @ in the query' do
+      helper.stub(:search_query).and_return('foo@bar.com')
+      helper.looking_for_tag_link.should be_nil
+    end 
+    it 'returns nil if it normalizes to blank' do
+      helper.stub(:search_query).and_return('++')
+      helper.looking_for_tag_link.should be_nil
+    end
+    it 'returns a link to the tag otherwise' do
+      helper.stub(:search_query).and_return('foo')
+      helper.looking_for_tag_link.should include(helper.tag_link)
+    end
+  end
+end