Adding tracing and gtest pretty printing support to TestPendingTask.

base/test/test_pending_task.cc

 // Copyright (c) 2012 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.
 
+#include <string>
+
 #include "base/test/test_pending_task.h"
 
 namespace base {
 
 TestPendingTask::TestPendingTask() : nestability(NESTABLE) {}
 
 TestPendingTask::TestPendingTask(
     const tracked_objects::Location& location,
     const Closure& task,
     TimeTicks post_time,
@@ skipping 10 matching lines @@
 }
 
 bool TestPendingTask::ShouldRunBefore(const TestPendingTask& other) const {
   if (nestability != other.nestability)
     return (nestability == NESTABLE);
   return GetTimeToRun() < other.GetTimeToRun();
 }
 
 TestPendingTask::~TestPendingTask() {}
 
+void TestPendingTask::AsValueInto(base::debug::TracedValue* state) const {
+  state->SetInteger("run_at", GetTimeToRun().ToInternalValue());
+  state->SetString("posting_function", location.ToString());
+  state->SetInteger("post_time", post_time.ToInternalValue());
+  state->SetInteger("delay", delay.ToInternalValue());
+  switch (nestability) {
+    case NESTABLE:
+      state->SetString("nestability", "NESTABLE");
+      break;
+    case NON_NESTABLE:
+      state->SetString("nestability", "NON_NESTABLE");
+      break;
+  }
+  state->SetInteger("delay", delay.ToInternalValue());
+}
+
+scoped_refptr<base::debug::ConvertableToTraceFormat> TestPendingTask::AsValue()
+    const {
+  scoped_refptr<base::debug::TracedValue> state =
+      new base::debug::TracedValue();
+  AsValueInto(state);
+  return state;
+}
+
+std::string TestPendingTask::ToString() const {
+  std::string output("TestPendingTask(");
+  AsValue()->AppendAsTraceFormat(&output);
+  output += ")";
+  return output;
+}
+
+::std::ostream& operator<<(::std::ostream& os, const TestPendingTask& task) {
+  PrintTo(task, &os);
+  return os;
+}
+
+void PrintTo(const TestPendingTask& task, ::std::ostream* os) {
+  *os << task.ToString();
+}
+
 }  // namespace base