[SyncFS] Add generic result reciever

chrome/browser/sync_file_system/drive_backend/drive_backend_test_util.h

Index: chrome/browser/sync_file_system/drive_backend/drive_backend_test_util.h
diff --git a/chrome/browser/sync_file_system/drive_backend/drive_backend_test_util.h b/chrome/browser/sync_file_system/drive_backend/drive_backend_test_util.h
index bcb96a0b67a4f88d05c4bbba3930a65ead56e8c5..39ebb6a5b689b2cbad3a8b8c86ce42885ede4ccb 100644
--- a/chrome/browser/sync_file_system/drive_backend/drive_backend_test_util.h
+++ b/chrome/browser/sync_file_system/drive_backend/drive_backend_test_util.h
@@ -5,9 +5,13 @@
 #ifndef CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_DRIVE_BACKEND_TEST_UTIL_H_
 #define CHROME_BROWSER_SYNC_FILE_SYSTEM_DRIVE_BACKEND_DRIVE_BACKEND_TEST_UTIL_H_
 
+#include "base/bind.h"
+#include "base/callback.h"
+#include "base/callback_internal.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/google_apis/gdata_errorcode.h"
 #include "chrome/browser/sync_file_system/sync_status_code.h"
+#include "testing/gtest/include/gtest/gtest.h"
 
 namespace google_apis {
 class FileResource;
@@ -38,17 +42,39 @@ void ExpectEquivalentResourceAndMetadata(
 void ExpectEquivalentMetadataAndTracker(const FileMetadata& metadata,
                                         const FileTracker& tracker);
 
-void SyncStatusResultCallback(SyncStatusCode* status_out,
-                              SyncStatusCode status);
-void DatabaseCreateResultCallback(SyncStatusCode* status_out,
-                                  scoped_ptr<MetadataDatabase>* database_out,
-                                  SyncStatusCode status,
-                                  scoped_ptr<MetadataDatabase> database);
-void ResourceEntryResultCallback(
-    google_apis::GDataErrorCode* error_out,
-    scoped_ptr<google_apis::ResourceEntry>* entry_out,
-    google_apis::GDataErrorCode error,
-    scoped_ptr<google_apis::ResourceEntry> entry);
+template <typename Arg>
+void ReceiveResult1(bool* done, Arg* arg_out, Arg arg) {
+  EXPECT_FALSE(*done);
+  *done = true;
+  *arg_out = base::internal::CallbackForward(arg);
+}
+
+template <typename Arg1, typename Arg2>
+void ReceiveResult2(bool* done,
+                    Arg1* arg1_out,
+                    Arg2* arg2_out,
+                    Arg1 arg1,
+                    Arg2 arg2) {
+  EXPECT_FALSE(*done);
+  *done = true;
+  *arg1_out = base::internal::CallbackForward(arg1);
+  *arg2_out = base::internal::CallbackForward(arg2);
+}
+
+template <typename Arg>
+base::Callback<void(Arg)> CreateResultReceiver(Arg* arg_out) {
+  return base::Bind(&ReceiveResult1<Arg>,
+                    base::Owned(new bool(false)), arg_out);
+}
+
+
+template <typename Arg1, typename Arg2>
+base::Callback<void(Arg1, Arg2)> CreateResultReceiver(Arg1* arg1_out,
+                                                      Arg2* arg2_out) {
+  return base::Bind(&ReceiveResult2<Arg1, Arg2>,
+                    base::Owned(new bool(false)),
+                    arg1_out, arg2_out);

[kinuko, 2013/09/18 07:22:24]

Can we have these helpers in
c/b/sync_file_system/sync_file_system_test_util.{h,cc} ?

[tzik, 2013/09/18 07:53:45]

Done.

+}
 
 }  // namespace test_util
 }  // namespace drive_backend