RouteWayCostCalculator: Use `TomTom.matrix` instead of batch

Calculate routes using the TomTom matrix API. Update the spec's HTTP
request stub accordingly (note that the stub is still fake).

Refs #6222

2 files changed, 7 insertions, 5 deletions

diff --git a/app/services/route_way_cost_calculator.rb b/app/services/route_way_cost_calculator.rb
index 2e30c94fc..d41a2e59a 100644
--- a/app/services/route_way_cost_calculator.rb
+++ b/app/services/route_way_cost_calculator.rb
@@ -5,7 +5,7 @@ class RouteWayCostCalculator
 
   def calculate!
     way_costs = StopAreasToWayCostsConverter.new(@route.stop_areas).convert
-    way_costs = TomTom.batch(way_costs)
+    way_costs = TomTom.matrix(way_costs)
     way_costs = WayCostCollectionJSONSerializer.dump(way_costs)
     @route.update(costs: way_costs)
   end
diff --git a/spec/services/route_way_cost_calculator_spec.rb b/spec/services/route_way_cost_calculator_spec.rb
index d5358fcf6..79b81e34d 100644
--- a/spec/services/route_way_cost_calculator_spec.rb
+++ b/spec/services/route_way_cost_calculator_spec.rb
@@ -7,18 +7,20 @@ RSpec.describe RouteWayCostCalculator do
       # things in the request or response. This is just to fake the request so
       # we don't actually call their API in tests. The test doesn't test
       # anything given in the response.
-      stub_request(:post, "https://api.tomtom.com/routing/1/batch/json?key")
+      stub_request(
+        :post,
+        "https://api.tomtom.com/routing/1/matrix/json?key&routeType=shortest&travelMode=bus"
+      )
         .with(
           headers: {
             'Accept'=>'*/*',
             'Accept-Encoding'=>'gzip;q=1.0,deflate;q=0.6,identity;q=0.3',
             'Content-Type'=>'application/json',
             'User-Agent'=>'Faraday v0.9.2'
-          }
-        )
+          })
         .to_return(
           status: 200,
-          body: "{\"formatVersion\":\"0.0.1\",\"batchItems\":[{\"statusCode\":200,\"response\":{\"routes\":[{\"summary\":{\"lengthInMeters\":117947,\"travelTimeInSeconds\":7969,\"trafficDelayInSeconds\":0,\"departureTime\":\"2018-03-12T12:32:26+01:00\",\"arrivalTime\":\"2018-03-12T14:45:14+01:00\"}}]}}]}",
+          body: "{\"formatVersion\":\"0.0.1\",\"matrix\":[[{\"statusCode\":200,\"response\":{\"routeSummary\":{\"lengthInMeters\":0,\"travelTimeInSeconds\":0,\"trafficDelayInSeconds\":0,\"departureTime\":\"2018-03-23T11:20:17+01:00\",\"arrivalTime\":\"2018-03-23T11:20:17+01:00\"}}}]]}",
           headers: {}
         )