components/metrics/metrics_reporting_scheduler_unittest.cc

   1 // Copyright 2014 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 "components/metrics/metrics_reporting_scheduler.h"
   6
   7 #include "base/basictypes.h"
   8 #include "base/bind.h"
   9 #include "base/message_loop/message_loop.h"
  10 #include "base/run_loop.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 namespace metrics {
  14
  15 class MetricsReportingSchedulerTest : public testing::Test {
  16  public:
  17   MetricsReportingSchedulerTest() : callback_call_count_(0) {}
  18   ~MetricsReportingSchedulerTest() override {}
  19
  20   base::Closure GetCallback() {
  21     return base::Bind(&MetricsReportingSchedulerTest::SchedulerCallback,
  22                       base::Unretained(this));
  23   }
  24
  25   int callback_call_count() const { return callback_call_count_; }
  26
  27  private:
  28   void SchedulerCallback() {
  29     ++callback_call_count_;
  30   }
  31
  32   int callback_call_count_;
  33
  34   base::MessageLoopForUI message_loop_;
  35
  36   DISALLOW_COPY_AND_ASSIGN(MetricsReportingSchedulerTest);
  37 };
  38
  39
  40 TEST_F(MetricsReportingSchedulerTest, InitTaskCompleteBeforeTimer) {
  41   MetricsReportingScheduler scheduler(GetCallback());
  42   scheduler.SetUploadIntervalForTesting(base::TimeDelta());
  43   scheduler.InitTaskComplete();
  44   scheduler.Start();
  45   EXPECT_EQ(0, callback_call_count());
  46
  47   base::RunLoop().RunUntilIdle();
  48   EXPECT_EQ(1, callback_call_count());
  49 }
  50
  51 TEST_F(MetricsReportingSchedulerTest, InitTaskCompleteAfterTimer) {
  52   MetricsReportingScheduler scheduler(GetCallback());
  53   scheduler.SetUploadIntervalForTesting(base::TimeDelta());
  54   scheduler.Start();
  55   base::RunLoop().RunUntilIdle();
  56   EXPECT_EQ(0, callback_call_count());
  57
  58   scheduler.InitTaskComplete();
  59   EXPECT_EQ(1, callback_call_count());
  60 }
  61
  62 }  // namespace metrics