MONGOID-5808 Fix collection_options in store_in

.rubocop.yml

@@ -75,6 +75,9 @@ Metrics/MethodLength:
 RSpec/BeforeAfterAll:
   Enabled: false
 
+RSpec/DescribeClass:
+  Enabled: false
+
 RSpec/ImplicitExpect:
   EnforcedStyle: is_expected
 

lib/mongoid/persistence_context.rb

@@ -25,7 +25,8 @@ class PersistenceContext
     # @return [ Array<Symbol> ] The list of extra options besides client options
     #   that determine the persistence context.
     EXTRA_OPTIONS = [ :client,
-                      :collection
+                      :collection,
+                      :collection_options
                     ].freeze
 
     # The full list of valid persistence context options.

spec/integration/persistence/collection_options_spec.rb

@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+# rubocop:disable RSpec/LeakyConstantDeclaration
+# rubocop:disable Lint/ConstantDefinitionInBlock
+describe 'Collection options' do
+  before(:all) do
+    class CollectionOptionsCapped
+      include Mongoid::Document
+
+      store_in collection_options: {
+        capped: true,
+        size: 25_600
+      }
+    end
+  end
+
+  after(:all) do
+    Mongoid.deregister_model(CollectionOptionsCapped)
+    Object.send(:remove_const, :CollectionOptionsCapped)
+  end
+
+  before do
+    CollectionOptionsCapped.collection.drop
+    # We should create the collection explicitly to apply collection options.
+    CollectionOptionsCapped.create_collection
+  end
+
+  it 'creates a document' do
+    expect { CollectionOptionsCapped.create! }.not_to raise_error
+  end
+end
+# rubocop:enable Lint/ConstantDefinitionInBlock
+# rubocop:enable RSpec/LeakyConstantDeclaration

spec/mongoid/persistence_context_spec.rb

@@ -206,12 +206,25 @@
 
         context 'when the options are valid extra options' do
 
-          let(:options) do
-            { collection: 'other' }
+          context 'collection' do
+
+            let(:options) do
+              { collection: 'other' }
+            end
+
+            it 'sets the options on the persistence context object' do
+              expect(persistence_context.collection_name).to eq(options[:collection].to_sym)
+            end
           end
 
-          it 'sets the options on the persistence context object' do
-            expect(persistence_context.collection_name).to eq(options[:collection].to_sym)
+          context 'collection_options' do
+            let(:options) do
+              { collection_options: { capped: true } }
+            end
+
+            it 'does not propagate to client options' do
+              expect(persistence_context.send(:client_options).key?(:collection_options)).to eq(false)
+            end
           end
         end