Add postal town and get UK test working

lib/geokit/geocoders/google.rb

@@ -196,6 +196,8 @@ def self.set_address_components(loc, addr)
           when types.include?('administrative_area_level_1') # state
             loc.state_code = comp['short_name']
             loc.state_name = comp['long_name']
+          when types.include?('postal_town')
+            loc.city = comp['long_name']
           when types.include?('postal_code')
             loc.zip = comp['long_name']
           when types.include?('country')

test/test_google_geocoder.rb

@@ -82,6 +82,23 @@ def test_google_full_address_accuracy
     assert_equal 9, res.accuracy
   end
 
+  def test_google_postal_town
+    address = 'London SE3 0JB, UK'
+    url = "#{@base_url}?sensor=false&address=#{escape(address)}"
+    TestHelper.expects(:last_url).with(url)
+    res = geocode(address, :google_postal_town)
+    assert_equal 'Kidbrooke Way', res.street_address
+    assert_equal 'England', res.state
+    assert_equal 'London', res.city
+    assert_equal 'Greater London', res.district
+    assert_equal 'SE3 0JB', res.zip
+    assert_equal '51.465923,0.0290915', res.ll
+    assert !res.is_us?
+    assert_equal 'Kidbrooke Way, London SE3 0JB, UK', res.full_address
+    assert_equal 'zip+4', res.precision
+    assert_equal 'google', res.provider
+  end
+
   def test_google_city
     url = "#{@base_url}?sensor=false&address=#{escape(@address)}"
     TestHelper.expects(:last_url).with(url)