Print callstack in _ASSERT_TRUE

chrome/test/remoting/remote_desktop_browsertest.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_TEST_REMOTING_REMOTE_DESKTOP_BROWSERTEST_H_
 #define CHROME_TEST_REMOTING_REMOTE_DESKTOP_BROWSERTEST_H_
 
+#include "base/debug/stack_trace.h"
 #include "chrome/browser/apps/app_browsertest_util.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/test/browser_test_utils.h"
 #include "net/dns/mock_host_resolver.h"
 
 namespace {
 // Command line arguments specific to the chromoting browser tests.
 const char kOverrideUserDataDir[] = "override-user-data-dir";
 const char kNoCleanup[] = "no-cleanup";
 const char kNoInstall[] = "no-install";
 const char kWebAppCrx[] = "webapp-crx";
 const char kWebAppUnpacked[] = "webapp-unpacked";
 const char kUsername[] = "username";
 const char kkPassword[] = "password";
 const char kMe2MePin[] = "me2me-pin";
 const char kRemoteHostName[] = "remote-host-name";
 const char kExtensionName[] = "extension-name";
 const char kHttpServer[] = "http-server";
 
 // ASSERT_TRUE can only be used in void returning functions. This version
 // should be used in non-void-returning functions.
 inline void _ASSERT_TRUE(bool condition) {
+  if (!condition) {
+    // ASSERT_TRUE only prints the first call frame in the error message.
+    // In our case, this is the _ASSERT_TRUE wrapper function, which is not
+    // useful.  To help with debugging, we will dump the full callstack.
+    LOG(ERROR) << "Assertion failed.";
+    LOG(ERROR) << base::debug::StackTrace().ToString();
+  }
   ASSERT_TRUE(condition);
   return;
 }
 
 }  // namespace
 
 using extensions::Extension;
 
 namespace remoting {
 
@@ skipping 307 matching lines @@
   std::string password_;
   std::string me2me_pin_;
   std::string remote_host_name_;
   std::string extension_name_;
   std::string http_server_;
 };
 
 }  // namespace remoting
 
 #endif  // CHROME_TEST_REMOTING_REMOTE_DESKTOP_BROWSERTEST_H_