Add two new ActiveRecord models62214-migrations-and-models

- Namespace::Storagestatistics will persist root namespace statistics
- Namespace::AggregationSchedule will save information when a new update
to the namespace statistics needs to be scheduled

Both tables use 'namespace_id' as primary key

3 files changed, 19 insertions, 0 deletions

diff --git a/spec/models/namespace/aggregation_schedule_spec.rb b/spec/models/namespace/aggregation_schedule_spec.rb
new file mode 100644
index 00000000000..5ba7547ff4d
--- /dev/null
+++ b/spec/models/namespace/aggregation_schedule_spec.rb
@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Namespace::AggregationSchedule, type: :model do
+  it { is_expected.to belong_to :namespace }
+end
diff --git a/spec/models/namespace/root_storage_statistics_spec.rb b/spec/models/namespace/root_storage_statistics_spec.rb
new file mode 100644
index 00000000000..f6fb5af5aae
--- /dev/null
+++ b/spec/models/namespace/root_storage_statistics_spec.rb
@@ -0,0 +1,10 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Namespace::RootStorageStatistics, type: :model do
+  it { is_expected.to belong_to :namespace }
+  it { is_expected.to have_one(:route).through(:namespace) }
+
+  it { is_expected.to delegate_method(:all_projects).to(:namespace) }
+end
diff --git a/spec/models/namespace_spec.rb b/spec/models/namespace_spec.rb
index d80183af33e..30e49cf204f 100644
--- a/spec/models/namespace_spec.rb
+++ b/spec/models/namespace_spec.rb
@@ -15,6 +15,8 @@ describe Namespace do
     it { is_expected.to have_many :project_statistics }
     it { is_expected.to belong_to :parent }
     it { is_expected.to have_many :children }
+    it { is_expected.to have_one :root_storage_statistics }
+    it { is_expected.to have_one :aggregation_schedule }
   end
 
   describe 'validations' do