Add tests for main controller

app/views/main/index.html.haml

@@ -4,7 +4,7 @@
   %p#tagline
     Claim responsibility for shoveling out a fire hydrant after it snows.
   = form_for :address, :html => {:id => "address_form"} do |f|
-    = label_tag "city_state", "City", :id => "city_label"
+    = label_tag "city_state", "City", :id => "city_state_label"
     = select_tag "city_state", '<option value="Boston, MA" selected="selected">Boston, MA</option>'.html_safe, :tabindex => 10
     = label_tag "address", "Address", :id => "address_label"
     = text_field_tag "address", params[:address], :tabindex => 11

test/functional/main_controller_test.rb

@@ -0,0 +1,26 @@
+require 'test_helper'
+
+class MainControllerTest < ActionController::TestCase
+  test 'should return the home page' do
+    get :index
+    assert_response :success
+    assert_select 'title', 'Adopt a Hydrant'
+    assert_select 'h1', 'Adopt a Hydrant'
+    assert_select 'p#tagline', 'Claim responsibility for shoveling out a fire hydrant after it snows.'
+    assert_select 'form' do
+      assert_select '[action=?]', '/'
+      assert_select '[method=?]', 'post'
+    end
+    assert_select 'label#city_state_label', 'City'
+    assert_select 'select#city_state' do
+      assert_select 'option', 'Boston, MA'
+    end
+    assert_select 'label#address_label', 'Address'
+    assert_select 'input#address', true
+    assert_select 'input[name="commit"]' do
+      assert_select '[type=?]', 'submit'
+      assert_select '[value=?]', 'Find fire hydrants'
+    end
+    assert_select 'div#map_canvas', true
+  end
+end