Fix specs related to deployments and environments

app/serializers/build_entity.rb

@@ -13,7 +13,7 @@ class BuildEntity < Grape::Entity
   end
 
   expose :play_url, if: ->(build, _) { build.manual? } do |build|
-    url_to(:retry_namespace_project_build, build)
+    url_to(:play_namespace_project_build, build)
   end
 
   private

spec/factories/deployments.rb

 FactoryGirl.define do
   factory :deployment, class: Deployment do
-    sha 'b83d6e391c22777fca1ed3012fce84f633d7fed0'
+    sha '97de212e80737a608d939f648d959671fb0a0142'
     ref 'master'
     tag false
-    project
+    project nil
 
     environment factory: :environment
 

spec/serializers/environment_serializer_spec.rb

@@ -8,6 +8,7 @@ describe EnvironmentSerializer do
   end
 
   let(:user) { create(:user) }
+  let(:project) { create(:project) }
 
   context 'when there is a single object provided' do
     before do
@@ -17,11 +18,12 @@ describe EnvironmentSerializer do
 
     let(:deployment) do
       create(:deployment, deployable: deployable,
-                          user: user)
+                          user: user,
+                          project: project,
+                          sha: project.commit.id)
     end
 
     let(:deployable) { create(:ci_build) }
-    let(:project) { deployment.project }
     let(:resource) { deployment.environment }
 
     it 'it generates payload for single object' do