ceftests: Add shared test_request and test_server implementations

To reduce text execution time and flakyness this change also
introduces a global test server that is initialized when needed
and torn down after all tests have completed.

tests/ceftests/test_request.cc

@@ -0,0 +1,109 @@
+// Copyright (c) 2020 The Chromium Embedded Framework Authors. All rights
+// reserved. Use of this source code is governed by a BSD-style license that
+// can be found in the LICENSE file.
+
+#include "tests/ceftests/test_request.h"
+
+#include "include/cef_urlrequest.h"
+#include "include/wrapper/cef_closure_task.h"
+#include "include/wrapper/cef_helpers.h"
+
+namespace test_request {
+
+namespace {
+
+// Implementation of CefURLRequestClient that stores response information.
+class RequestClient : public CefURLRequestClient, public State {
+ public:
+  RequestClient(const bool has_credentials,
+                const std::string& username,
+                const std::string& password,
+                const RequestDoneCallback& done_callback)
+      : has_credentials_(has_credentials),
+        username_(username),
+        password_(password),
+        done_callback_(done_callback) {
+    DCHECK(!done_callback_.is_null());
+  }
+
+  void OnUploadProgress(CefRefPtr<CefURLRequest> request,
+                        int64 current,
+                        int64 total) override {
+    upload_progress_ct_++;
+    upload_total_ = total;
+  }
+
+  void OnDownloadProgress(CefRefPtr<CefURLRequest> request,
+                          int64 current,
+                          int64 total) override {
+    response_ = request->GetResponse();
+    DCHECK(response_.get());
+    DCHECK(response_->IsReadOnly());
+    download_progress_ct_++;
+    download_total_ = total;
+  }
+
+  void OnDownloadData(CefRefPtr<CefURLRequest> request,
+                      const void* data,
+                      size_t data_length) override {
+    response_ = request->GetResponse();
+    DCHECK(response_.get());
+    DCHECK(response_->IsReadOnly());
+    download_data_ct_++;
+    download_data_ += std::string(static_cast<const char*>(data), data_length);
+  }
+
+  bool GetAuthCredentials(bool isProxy,
+                          const CefString& host,
+                          int port,
+                          const CefString& realm,
+                          const CefString& scheme,
+                          CefRefPtr<CefAuthCallback> callback) override {
+    auth_credentials_ct_++;
+    if (has_credentials_) {
+      callback->Continue(username_, password_);
+      return true;
+    }
+    return false;
+  }
+
+  void OnRequestComplete(CefRefPtr<CefURLRequest> request) override {
+    request_complete_ct_++;
+
+    request_ = request->GetRequest();
+    DCHECK(request_->IsReadOnly());
+    status_ = request->GetRequestStatus();
+    error_code_ = request->GetRequestError();
+    response_was_cached_ = request->ResponseWasCached();
+    response_ = request->GetResponse();
+    if (response_) {
+      DCHECK(response_->IsReadOnly());
+    }
+
+    done_callback_.Run(*this);
+  }
+
+ private:
+  const bool has_credentials_;
+  const std::string username_;
+  const std::string password_;
+  const RequestDoneCallback done_callback_;
+
+  IMPLEMENT_REFCOUNTING(RequestClient);
+};
+
+}  // namespace
+
+void Send(const SendConfig& config, const RequestDoneCallback& callback) {
+  DCHECK(config.request_);
+  CefRefPtr<RequestClient> client = new RequestClient(
+      config.has_credentials_, config.username_, config.password_, callback);
+  if (config.frame_) {
+    config.frame_->CreateURLRequest(config.request_, client.get());
+  } else {
+    CefURLRequest::Create(config.request_, client.get(),
+                          config.request_context_);
+  }
+}
+
+}  // namespace test_request