Generalize the net module's LoadLog facility from a passive container, to an event stream (NetLog).

net/base/load_log_util_unittest.cc

Index: net/base/load_log_util_unittest.cc
===================================================================
--- net/base/load_log_util_unittest.cc	(revision 41560)
+++ net/base/load_log_util_unittest.cc	(working copy)
@@ -1,138 +0,0 @@
-// Copyright (c) 2009 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 "net/base/load_log_unittest.h"
-#include "net/base/load_log_util.h"
-#include "net/base/net_errors.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace net {
-namespace {
-
-TEST(LoadLogUtilTest, Basic) {
-  scoped_refptr<LoadLog> log(new LoadLog(10));
-
-  log->Add(LoadLog::Entry(MakeTime(1),
-                          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL,
-                                         LoadLog::PHASE_BEGIN)));
-  log->Add(
-      LoadLog::Entry(
-          MakeTime(5),
-          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL_OBSERVER_ONSTART,
-                         LoadLog::PHASE_BEGIN)));
-  log->Add(
-       LoadLog::Entry(
-           MakeTime(8),
-           LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL_OBSERVER_ONSTART,
-                          LoadLog::PHASE_END)));
-
-  log->Add(LoadLog::Entry(MakeTime(12),
-                          LoadLog::Event(LoadLog::TYPE_CANCELLED,
-                                         LoadLog::PHASE_NONE)));
-
-  log->Add(LoadLog::Entry(MakeTime(131),
-                          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL,
-                                         LoadLog::PHASE_END)));
-
-  EXPECT_EQ(
-    "t=  1: +HOST_RESOLVER_IMPL                    [dt=130]\n"
-    "t=  5:    HOST_RESOLVER_IMPL_OBSERVER_ONSTART [dt=  3]\n"
-    "t= 12:    CANCELLED\n"
-    "t=131: -HOST_RESOLVER_IMPL",
-    LoadLogUtil::PrettyPrintAsEventTree(log));
-}
-
-TEST(LoadLogUtilTest, Basic2) {
-  scoped_refptr<LoadLog> log(new LoadLog(10));
-
-  log->Add(LoadLog::Entry(MakeTime(1),
-                          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL,
-                                         LoadLog::PHASE_BEGIN)));
-
-  log->Add(LoadLog::Entry(MakeTime(12), "Sup foo"));
-  log->Add(LoadLog::Entry(MakeTime(12), ERR_UNEXPECTED));
-  log->Add(LoadLog::Entry(MakeTime(14), "Multiline\nString"));
-
-  log->Add(LoadLog::Entry(MakeTime(131),
-                          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL,
-                                         LoadLog::PHASE_END)));
-
-  EXPECT_EQ(
-    "t=  1: +HOST_RESOLVER_IMPL   [dt=130]\n"
-    "t= 12:    \"Sup foo\"\n"
-    "t= 12:    error code: -9 (net::ERR_UNEXPECTED)\n"
-    "t= 14:    \"Multiline\n"
-    "String\"\n"
-    "t=131: -HOST_RESOLVER_IMPL",
-    LoadLogUtil::PrettyPrintAsEventTree(log));
-}
-
-TEST(LoadLogUtilTest, UnmatchedOpen) {
-  scoped_refptr<LoadLog> log(new LoadLog(10));
-
-  log->Add(LoadLog::Entry(MakeTime(3),
-                          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL,
-                                         LoadLog::PHASE_BEGIN)));
-  // Note that there is no matching call to PHASE_END for all of the following.
-  log->Add(
-      LoadLog::Entry(
-          MakeTime(6),
-          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL_OBSERVER_ONSTART,
-                         LoadLog::PHASE_BEGIN)));
-  log->Add(
-      LoadLog::Entry(
-          MakeTime(7),
-          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL_OBSERVER_ONSTART,
-                         LoadLog::PHASE_BEGIN)));
-  log->Add(
-      LoadLog::Entry(
-          MakeTime(8),
-          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL_OBSERVER_ONSTART,
-                         LoadLog::PHASE_BEGIN)));
-  log->Add(LoadLog::Entry(MakeTime(10),
-                          LoadLog::Event(LoadLog::TYPE_CANCELLED,
-                                         LoadLog::PHASE_NONE)));
-  log->Add(LoadLog::Entry(MakeTime(16),
-                          LoadLog::Event(LoadLog::TYPE_HOST_RESOLVER_IMPL,
-                                         LoadLog::PHASE_END)));
-
-  EXPECT_EQ(
-    "t= 3: +HOST_RESOLVER_IMPL                          [dt=13]\n"
-    "t= 6:   +HOST_RESOLVER_IMPL_OBSERVER_ONSTART       [dt=10]\n"
-    "t= 7:     +HOST_RESOLVER_IMPL_OBSERVER_ONSTART     [dt= 9]\n"
-    "t= 8:       +HOST_RESOLVER_IMPL_OBSERVER_ONSTART   [dt= 8]\n"
-    "t=10:          CANCELLED\n"
-    "t=16: -HOST_RESOLVER_IMPL",
-    LoadLogUtil::PrettyPrintAsEventTree(log));
-}
-
-TEST(LoadLogUtilTest, DisplayOfTruncated) {
-  size_t kMaxNumEntries = 5;
-  scoped_refptr<LoadLog> log(new LoadLog(kMaxNumEntries));
-
-  // Add a total of 10 events. This means that 5 will be truncated.
-  log->Add(LoadLog::Entry(MakeTime(0),
-                          LoadLog::Event(LoadLog::TYPE_TCP_CONNECT,
-                                         LoadLog::PHASE_BEGIN)));
-  for (size_t i = 1; i < 8; ++i) {
-    log->Add(LoadLog::Entry(MakeTime(i),
-                            LoadLog::Event(LoadLog::TYPE_CANCELLED,
-                                           LoadLog::PHASE_NONE)));
-  }
-  log->Add(LoadLog::Entry(MakeTime(9),
-                          LoadLog::Event(LoadLog::TYPE_TCP_CONNECT,
-                                         LoadLog::PHASE_END)));
-
-  EXPECT_EQ(
-    "t=0: +TCP_CONNECT   [dt=9]\n"
-    "t=1:    CANCELLED\n"
-    "t=2:    CANCELLED\n"
-    "t=3:    CANCELLED\n"
-    " ... Truncated 4 entries ...\n"
-    "t=9: -TCP_CONNECT",
-    LoadLogUtil::PrettyPrintAsEventTree(log));
-}
-
-}  // namespace
-}  // namespace net