Few bugfixes

acceptance/cases/migration/schema_dumper_test.rb

@@ -73,6 +73,20 @@ def test_dump_schema_contains_virtual_column
         ActiveRecord::SchemaDumper.dump connection, schema
         assert schema.string.include?("t.virtual \"full_name\", type: :string, as: \"COALESCE(first_name || ' ', '') || last_name\", stored: true"), schema.string
       end
+
+      def test_dump_schema_contains_string_array
+        connection = ActiveRecord::Base.connection
+        schema = StringIO.new
+        ActiveRecord::SchemaDumper.dump connection, schema
+        assert schema.string.include?("t.string \"col_array_string\", array: true"), schema.string
+      end
+
+      def test_dump_schema_index_storing
+        connection = ActiveRecord::Base.connection
+        schema = StringIO.new
+        ActiveRecord::SchemaDumper.dump connection, schema
+        assert schema.string.include?("t.index [\"last_name\"], name: \"index_singers_on_last_name\", order: { last_name: :asc }, storing: [\"first_name\", \"tracks_count\"]"), schema.string
+      end
     end
   end
 end

acceptance/schema/schema.rb

@@ -126,6 +126,7 @@ def create_tables_in_test_schema
         t.integer :lock_version
         t.virtual :full_name, type: :string, as: "COALESCE(first_name || ' ', '') || last_name", stored: true
       end
+      add_index :singers, :last_name, storing: %i[tracks_count first_name]
 
       if is_7_1_or_higher?
         create_table :albums, primary_key: [:singerid, :albumid] do |t|

lib/active_record/connection_adapters/spanner/schema_dumper.rb

@@ -27,6 +27,8 @@ def prepare_column_options column
             spec = { type: schema_type(column).inspect }.merge! spec
           end
 
+          spec[:array] = true if column.sql_type.start_with?('ARRAY<')
+
           spec
         end
 
@@ -54,7 +56,7 @@ def index_parts index
           index_parts = super
           index_parts << "null_filtered: #{index.null_filtered.inspect}" if index.null_filtered
           index_parts << "interleave_in: #{index.interleave_in.inspect}" if index.interleave_in
-          index_parts << "storing: #{format_index_parts index.storing}" if index.storing.present?
+          index_parts << "storing: #{format_index_parts index.storing.sort}" if index.storing.present?
           index_parts
         end