Add deployment events to project hooks api

lib/api/entities/project_hook.rb

@@ -4,7 +4,7 @@ module API
   module Entities
     class ProjectHook < Hook
       expose :project_id, :issues_events, :confidential_issues_events
-      expose :note_events, :confidential_note_events, :pipeline_events, :wiki_page_events
+      expose :note_events, :confidential_note_events, :pipeline_events, :wiki_page_events, :deployment_events
       expose :job_events
       expose :push_events_branch_filter
     end

lib/api/project_hooks.rb

@@ -20,6 +20,7 @@ module API
         optional :job_events, type: Boolean, desc: "Trigger hook on job events"
         optional :pipeline_events, type: Boolean, desc: "Trigger hook on pipeline events"
         optional :wiki_page_events, type: Boolean, desc: "Trigger hook on wiki events"
+        optional :deployment_events, type: Boolean, desc: "Trigger hook on deployment events"
         optional :enable_ssl_verification, type: Boolean, desc: "Do SSL verification when triggering the hook"
         optional :token, type: String, desc: "Secret token to validate received payloads; this will not be returned in the response"
         optional :push_events_branch_filter, type: String, desc: "Trigger hook on specified branch only"

spec/factories/project_hooks.rb

@@ -21,6 +21,7 @@ FactoryBot.define do
       job_events { true }
       pipeline_events { true }
       wiki_page_events { true }
+      deployment_events { true }
     end
   end
 end

spec/requests/api/project_hooks_spec.rb

@@ -40,6 +40,7 @@ RSpec.describe API::ProjectHooks, 'ProjectHooks' do
         expect(json_response.first['job_events']).to eq(true)
         expect(json_response.first['pipeline_events']).to eq(true)
         expect(json_response.first['wiki_page_events']).to eq(true)
+        expect(json_response.first['deployment_events']).to eq(true)
         expect(json_response.first['enable_ssl_verification']).to eq(true)
         expect(json_response.first['push_events_branch_filter']).to eq('master')
       end
@@ -71,6 +72,7 @@ RSpec.describe API::ProjectHooks, 'ProjectHooks' do
         expect(json_response['job_events']).to eq(hook.job_events)
         expect(json_response['pipeline_events']).to eq(hook.pipeline_events)
         expect(json_response['wiki_page_events']).to eq(hook.wiki_page_events)
+        expect(json_response['deployment_events']).to eq(true)
         expect(json_response['enable_ssl_verification']).to eq(hook.enable_ssl_verification)
       end
 
@@ -92,8 +94,11 @@ RSpec.describe API::ProjectHooks, 'ProjectHooks' do
   describe "POST /projects/:id/hooks" do
     it "adds hook to project" do
       expect do
-        post api("/projects/#{project.id}/hooks", user),
-          params: { url: "http://example.com", issues_events: true, confidential_issues_events: true, wiki_page_events: true, job_events: true, push_events_branch_filter: 'some-feature-branch' }
+        post(api("/projects/#{project.id}/hooks", user),
+             params: { url: "http://example.com", issues_events: true,
+                       confidential_issues_events: true, wiki_page_events: true,
+                       job_events: true, deployment_events: true,
+                       push_events_branch_filter: 'some-feature-branch' })
       end.to change {project.hooks.count}.by(1)
 
       expect(response).to have_gitlab_http_status(:created)
@@ -108,6 +113,7 @@ RSpec.describe API::ProjectHooks, 'ProjectHooks' do
       expect(json_response['job_events']).to eq(true)
       expect(json_response['pipeline_events']).to eq(false)
       expect(json_response['wiki_page_events']).to eq(true)
+      expect(json_response['deployment_events']).to eq(true)
       expect(json_response['enable_ssl_verification']).to eq(true)
       expect(json_response['push_events_branch_filter']).to eq('some-feature-branch')
       expect(json_response).not_to include('token')