feat(metrics): add matrix and head matrix row counts

Author: bethesque

lib/pact_broker/matrix/row.rb

@@ -7,7 +7,6 @@
 
 module PactBroker
   module Matrix
-
     class Row < Sequel::Model(:matrix)
 
       # Used when using table_print to output query results

lib/pact_broker/metrics/service.rb

@@ -8,6 +8,8 @@
 require 'pact_broker/webhooks/webhook'
 require 'pact_broker/webhooks/triggered_webhook'
 require 'pact_broker/webhooks/execution'
+require 'pact_broker/matrix/row'
+require 'pact_broker/matrix/head_row'
 
 module PactBroker
   module Metrics
@@ -48,6 +50,12 @@ def metrics
           },
           webhookExecutions: {
             count: PactBroker::Webhooks::Execution.count
+          },
+          matrix: {
+            count: PactBroker::Matrix::Row.count
+          },
+          headMatrix: {
+            count: PactBroker::Matrix::HeadRow.count
           }
         }
       end

spec/features/metrics_spec.rb

@@ -18,6 +18,6 @@
   end
 
   it "returns some metrics" do
-    expect(json_response_body).to be_instance_of(Hash)
+    expect(json_response_body[:pacticipants]).to be_instance_of(Hash)
   end
 end