Create migrations to add resource_type row

Adds new row
Migrates existing data to the new row

db/migrate/20181108194142_add_resource_type_to_miq_policy_and_condition.rb

@@ -0,0 +1,6 @@
+class AddResourceTypeToMiqPolicyAndCondition < ActiveRecord::Migration[5.0]
+  def change
+    add_column :miq_policies, :resource_type, :string
+    add_column :conditions,   :resource_type, :string
+  end
+end

db/migrate/20181108195546_migrate_miq_policy_towhat_to_resource_type.rb

@@ -0,0 +1,20 @@
+class MigrateMiqPolicyTowhatToResourceType < ActiveRecord::Migration[5.0]
+  class MiqPolicy < ActiveRecord::Base
+  end
+
+  def up
+    say_with_time("Moving MiqPolicy towhat to resource type") do
+      MiqPolicy.find_each do |policy|
+        policy.update(:resource_type => policy.towhat)
+      end
+    end
+  end
+
+  def down
+    say_with_time("Moving MiqPolicy resource type to towhat") do
+      MiqPolicy.find_each do |policy|
+        policy.update(:towhat => policy.resource_type)
+      end
+    end
+  end
+end

db/migrate/20181108195945_migrate_conditions_tow_hat_to_resource_type.rb

@@ -0,0 +1,20 @@
+class MigrateConditionsTowHatToResourceType < ActiveRecord::Migration[5.0]
+  class Condition < ActiveRecord::Base
+  end
+
+  def up
+    say_with_time("Moving Condition towhat to resource type") do
+      Condition.find_each do |condition|
+        condition.update(:resource_type => condition.towhat)
+      end
+    end
+  end
+
+  def down
+    say_with_time("Moving Condition resource type to towhat") do
+      Condition.find_each do |condition|
+        condition.update(:towhat => condition.resource_type)
+      end
+    end
+  end
+end

spec/migrations/20181108195546_migrate_miq_policy_towhat_to_resource_type_spec.rb

@@ -0,0 +1,23 @@
+require_migration
+
+describe MigrateMiqPolicyTowhatToResourceType do
+  let(:miq_policy_stub) { migration_stub(:MiqPolicy) }
+
+  migration_context :up do
+    it "converts the old data" do
+      miq_policy = miq_policy_stub.create!(:towhat => "ContainerImage")
+
+      migrate
+
+      expect(miq_policy.reload.resource_type).to eq("ContainerImage")
+    end
+
+    it "ignores already converted data" do
+      miq_policy = miq_policy_stub.create!(:towhat => "ContainerImage")
+
+      migrate
+
+      expect(miq_policy.reload.resource_type).to eq("ContainerImage")
+    end
+  end
+end

spec/migrations/20181108195945_migrate_conditions_tow_hat_to_resource_type_spec.rb

@@ -0,0 +1,23 @@
+require_migration
+
+describe MigrateConditionsTowHatToResourceType do
+  let(:condition_stub) { migration_stub(:Condition) }
+
+  migration_context :up do
+    it "converts the old data" do
+      condition = condition_stub.create!(:towhat => "ContainerImage")
+
+      migrate
+
+      expect(condition.reload.resource_type).to eq("ContainerImage")
+    end
+
+    it "ignores already converted data" do
+      condition = condition_stub.create!(:towhat => "ContainerImage")
+
+      migrate
+
+      expect(condition.reload.resource_type).to eq("ContainerImage")
+    end
+  end
+end