Add deploy_strategy to ProjectAutoDevops

app/models/project_auto_devops.rb

 class ProjectAutoDevops < ActiveRecord::Base
   belongs_to :project
 
+  enum deploy_strategy: {
+    manual: 1,
+    continuous: 2
+  }
+
   scope :enabled, -> { where(enabled: true) }
   scope :disabled, -> { where(enabled: false) }
 

db/migrate/20180601213245_add_deploy_strategy_to_project_auto_devops.rb

+# See http://doc.gitlab.com/ce/development/migration_style_guide.html
+# for more information on how to write migrations for GitLab.
+
+class AddDeployStrategyToProjectAutoDevops < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+
+  # Set this constant to true if this migration requires downtime.
+  DOWNTIME = false
+
+  def change
+    change_table :project_auto_devops do |t|
+      t.integer :deploy_strategy, null: false, default: 0
+    end
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20180529093006) do
+ActiveRecord::Schema.define(version: 20180601213245) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -1490,6 +1490,7 @@ ActiveRecord::Schema.define(version: 20180529093006) do
     t.datetime_with_timezone "updated_at", null: false
     t.boolean "enabled"
     t.string "domain"
+    t.integer "deploy_strategy", default: 0, null: false
   end
 
   add_index "project_auto_devops", ["project_id"], name: "index_project_auto_devops_on_project_id", unique: true, using: :btree

spec/models/project_auto_devops_spec.rb

@@ -5,6 +5,8 @@ describe ProjectAutoDevops do
 
   it { is_expected.to belong_to(:project) }
 
+  it { is_expected.to define_enum_for(:deploy_strategy) }
+
   it { is_expected.to respond_to(:created_at) }
   it { is_expected.to respond_to(:updated_at) }