Adding tracing and gtest pretty printing support to TestPendingTask.

base/test/test_pending_task.cc

Index: base/test/test_pending_task.cc
diff --git a/base/test/test_pending_task.cc b/base/test/test_pending_task.cc
index cb8412c4a559689c20ab4fb4d2103e1bfd1a3b28..f5ae5a198946f1840c1ba5828c4ac8ab2ef497fc 100644
--- a/base/test/test_pending_task.cc
+++ b/base/test/test_pending_task.cc
@@ -2,6 +2,8 @@
 // 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 {
@@ -32,4 +34,44 @@ bool TestPendingTask::ShouldRunBefore(const TestPendingTask& other) const {
 
 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