Prerender: Confirm ServiceWorkers are invoked for NoState Prefetch

content/browser/service_worker/service_worker_context_request_handler_unittest.cc

Index: content/browser/service_worker/service_worker_context_request_handler_unittest.cc
diff --git a/content/browser/service_worker/service_worker_context_request_handler_unittest.cc b/content/browser/service_worker/service_worker_context_request_handler_unittest.cc
index 5c6a1d7a1e1d1f0d8310b5d2b6607336a285b06b..68435616f5b201ad69b5a8b5f0ae20992e5ba7a6 100644
--- a/content/browser/service_worker/service_worker_context_request_handler_unittest.cc
+++ b/content/browser/service_worker/service_worker_context_request_handler_unittest.cc
@@ -217,6 +217,26 @@ TEST_P(ServiceWorkerContextRequestHandlerTestP,
   EXPECT_TRUE(handler);
 }
 
+// Tests that prefetches involving a ServiceWorker are dropped.
+TEST_P(ServiceWorkerContextRequestHandlerTestP, DropPrefetch) {
+  version_->SetStatus(ServiceWorkerVersion::NEW);
+  provider_host_->running_hosted_version_ = version_;
+
+  // Conduct a resource fetch for the main script.
+  const GURL kScriptUrl("http://host/script.js");
+  std::unique_ptr<net::URLRequest> request = url_request_context_.CreateRequest(
+      kScriptUrl, net::DEFAULT_PRIORITY, &url_request_delegate_);
+  request->SetLoadFlags(request->load_flags() | net::LOAD_PREFETCH);
+  std::unique_ptr<ServiceWorkerContextRequestHandler> handler(
+      new ServiceWorkerContextRequestHandler(
+          context()->AsWeakPtr(), provider_host_,
+          base::WeakPtr<storage::BlobStorageContext>(),
+          RESOURCE_TYPE_SERVICE_WORKER));
+  std::unique_ptr<net::URLRequestJob> job(
+      handler->MaybeCreateJob(request.get(), nullptr, nullptr));
+  EXPECT_FALSE(job.get());
+}
+
 INSTANTIATE_TEST_CASE_P(ServiceWorkerContextRequestHandlerTest,
                         ServiceWorkerContextRequestHandlerTestP,
                         testing::Bool());