Add specs for Chewy importers (#24204)

spec/lib/importer/statuses_index_importer_spec.rb

@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Importer::StatusesIndexImporter do
+  describe 'import!' do
+    let(:pool) { Concurrent::FixedThreadPool.new(5) }
+    let(:importer) { described_class.new(batch_size: 123, executor: pool) }
+
+    before { Fabricate(:status) }
+
+    it 'indexes relevant statuses' do
+      expect { importer.import! }.to update_index(StatusesIndex)
+    end
+  end
+end