base/test/test_pending_task_unittest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/test/test_pending_task.h"
   6
   7 #include "base/bind.h"
   8 #include "base/trace_event/trace_event.h"
   9 #include "testing/gmock/include/gmock/gmock.h"
  10 #include "testing/gtest/include/gtest/gtest-spi.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 namespace base {
  14
  15 TEST(TestPendingTaskTest, TraceSupport) {
  16   base::TestPendingTask task;
  17
  18   // Check that TestPendingTask can be sent to the trace subsystem.
  19   TRACE_EVENT1("test", "TestPendingTask::TraceSupport", "task", task.AsValue());
  20
  21   // Just a basic check that the trace output has *something* in it.
  22   EXPECT_THAT(task.AsValue()->ToString(), ::testing::HasSubstr("post_time"));
  23 }
  24
  25 TEST(TestPendingTaskTest, ToString) {
  26   base::TestPendingTask task;
  27
  28   // Just a basic check that ToString has *something* in it.
  29   EXPECT_THAT(task.ToString(), ::testing::StartsWith("TestPendingTask("));
  30 }
  31
  32 TEST(TestPendingTaskTest, GTestPrettyPrint) {
  33   base::TestPendingTask task;
  34
  35   // Check that gtest is calling the TestPendingTask's PrintTo method.
  36   EXPECT_THAT(::testing::PrintToString(task),
  37               ::testing::StartsWith("TestPendingTask("));
  38
  39   // Check that pretty printing works with the gtest iostreams operator.
  40   EXPECT_NONFATAL_FAILURE(EXPECT_TRUE(false) << task, "TestPendingTask(");
  41 }
  42
  43 TEST(TestPendingTaskTest, ShouldRunBefore) {
  44   base::TestPendingTask task_first;
  45   task_first.delay = base::TimeDelta::FromMilliseconds(1);
  46   base::TestPendingTask task_after;
  47   task_after.delay = base::TimeDelta::FromMilliseconds(2);
  48
  49   EXPECT_FALSE(task_after.ShouldRunBefore(task_first))
  50       << task_after << ".ShouldRunBefore(" << task_first << ")\n";
  51   EXPECT_TRUE(task_first.ShouldRunBefore(task_after))
  52       << task_first << ".ShouldRunBefore(" << task_after << ")\n";
  53 }
  54
  55 }  // namespace base