Merge pull request #1015 from transitland/query-for-feed-by-url

feeds API endpoint: allow filtering by URL

app/controllers/api/v1/feeds_controller.rb

@@ -11,6 +11,7 @@ def index
     @feeds = AllowFiltering.by_onestop_id(@feeds, params)
     @feeds = AllowFiltering.by_tag_keys_and_values(@feeds, params)
     @feeds = AllowFiltering.by_updated_since(@feeds, params)
+    @feeds = AllowFiltering.by_attribute_array(@feeds, params, :url, case_sensitive: true)
 
     # Geometry
     if [params[:lat], params[:lon]].map(&:present?).all?

spec/controllers/api/v1/feeds_controller_spec.rb

@@ -105,6 +105,25 @@
           expect(feeds.first[:issues]).to be_nil
         }})
       end
+
+      it 'query: by one source URL' do
+        feeds = create_list(:feed, 3)
+        feed_to_find = feeds.second
+        get :index, url: feed_to_find.url
+        expect_json({feeds: -> (feeds) {
+          expect(feeds.size).to eq 1
+          expect(feeds.first[:onestop_id]).to eq feed_to_find.onestop_id
+        }})
+      end
+
+      it 'query: by two source URLs' do
+        feeds = create_list(:feed, 3)
+        feeds_to_find = [feeds.second, feeds.third]
+        get :index, url: [feeds_to_find.first.url, feeds_to_find.second.url]
+        expect_json({feeds: -> (feeds) {
+          expect(feeds.size).to eq 2
+        }})
+      end
     end
 
     context 'as GeoJSON' do

spec/factories/feed_factory.rb

@@ -33,7 +33,7 @@
 
 FactoryGirl.define do
   factory :feed do
-    url 'http://www.ridemetro.org/News/Downloads/DataFiles/google_transit.zip'
+    sequence (:url) { |n| "http://www.ridemetro.org/News/Downloads/DataFiles/google_transit#{n}.zip" }
     onestop_id { Faker::OnestopId.feed }
     geometry { {
         "type": "Polygon",