Extend tests for environments serializer

app/serializers/environment_entity.rb

@@ -10,7 +10,7 @@ class EnvironmentEntity < Grape::Entity
   expose :last_deployment, using: DeploymentEntity
   expose :stoppable?
 
-  expose :environmenturl do |environment|
+  expose :environment_url do |environment|
     @urls.namespace_project_environment_url(
       environment.project.namespace,
       environment.project,

spec/serializers/environment_serializer_spec.rb

@@ -24,21 +24,30 @@ describe EnvironmentSerializer do
     let(:project) { deployment.project }
     let(:resource) { deployment.environment }
 
-    it 'shows json' do
-      pp serializer.as_json
-    end
-
     it 'it generates payload for single object' do
       expect(serializer.as_json).to be_an_instance_of Hash
     end
+
+    it 'contains important elements of environment' do
+      expect(serializer.as_json)
+        .to include(:name, :external_url, :environment_url, :last_deployment)
+    end
+
+    it 'contains relevant information about last deployment' do
+      last_deployment = serializer.as_json.fetch(:last_deployment)
+
+      expect(last_deployment)
+        .to include(:ref, :user, :commit, :deployable, :manual_actions)
+    end
   end
 
   context 'when there is a collection of objects provided' do
     let(:project) { create(:empty_project) }
     let(:resource) { create_list(:environment, 2) }
 
-    it 'shows json' do
-      puts serializer.as_json
+    it 'contains important elements of environment' do
+      expect(serializer.as_json.first)
+        .to include(:last_deployment, :name, :external_url)
     end
 
     it 'generates payload for collection' do