Add test file for StackProf

Author: eileencodes

test/controllers/documents_benchmark_test_b.rb

@@ -0,0 +1,23 @@
+require 'test_helper'
+
+class DocumentsControllerTest < ActionController::TestCase
+  test "index" do
+    get :index
+    assert_equal 200, response.status
+  end
+end
+
+class DocumentsIntegrationTest < ActionDispatch::IntegrationTest
+  test "index" do
+    get '/documents'
+    assert_equal 200, response.status
+  end
+end
+
+Minitest.run_one_method(DocumentsIntegrationTest, 'test_index')
+Minitest.run_one_method(DocumentsControllerTest, 'test_index')
+StackProf.run(mode: :cpu, out: 'stackprof.dump') do
+  3000.times do
+Minitest.run_one_method(DocumentsControllerTest, 'test_index')
+  end
+end