base/test/user_action_tester_unittest.cc

   1 // Copyright 2015 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/user_action_tester.h"
   6
   7 #include "base/metrics/user_metrics.h"
   8 #include "base/metrics/user_metrics_action.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10
  11 namespace base {
  12
  13 namespace {
  14
  15 const char kUserAction1[] = "user.action.1";
  16 const char kUserAction2[] = "user.action.2";
  17 const char kUserAction3[] = "user.action.3";
  18
  19 // Record an action and cause all ActionCallback observers to be notified.
  20 void RecordAction(const char user_action[]) {
  21   base::RecordAction(base::UserMetricsAction(user_action));
  22 }
  23
  24 }  // namespace
  25
  26 // Verify user action counts are zero initially.
  27 TEST(UserActionTesterTest, GetActionCountWhenNoActionsHaveBeenRecorded) {
  28   UserActionTester user_action_tester;
  29   EXPECT_EQ(0, user_action_tester.GetActionCount(kUserAction1));
  30 }
  31
  32 // Verify user action counts are tracked properly.
  33 TEST(UserActionTesterTest, GetActionCountWhenActionsHaveBeenRecorded) {
  34   UserActionTester user_action_tester;
  35
  36   RecordAction(kUserAction1);
  37   RecordAction(kUserAction2);
  38   RecordAction(kUserAction2);
  39
  40   EXPECT_EQ(1, user_action_tester.GetActionCount(kUserAction1));
  41   EXPECT_EQ(2, user_action_tester.GetActionCount(kUserAction2));
  42   EXPECT_EQ(0, user_action_tester.GetActionCount(kUserAction3));
  43 }
  44
  45 // Verify no seg faults occur when resetting action counts when none have been
  46 // recorded.
  47 TEST(UserActionTesterTest, ResetCountsWhenNoActionsHaveBeenRecorded) {
  48   UserActionTester user_action_tester;
  49   user_action_tester.ResetCounts();
  50 }
  51
  52 // Verify user action counts are set to zero on a ResetCounts.
  53 TEST(UserActionTesterTest, ResetCountsWhenActionsHaveBeenRecorded) {
  54   UserActionTester user_action_tester;
  55
  56   RecordAction(kUserAction1);
  57   RecordAction(kUserAction1);
  58   RecordAction(kUserAction2);
  59   user_action_tester.ResetCounts();
  60
  61   EXPECT_EQ(0, user_action_tester.GetActionCount(kUserAction1));
  62   EXPECT_EQ(0, user_action_tester.GetActionCount(kUserAction2));
  63   EXPECT_EQ(0, user_action_tester.GetActionCount(kUserAction3));
  64 }
  65
  66 // Verify the UserActionsTester is notified when base::RecordAction is called.
  67 TEST(UserActionTesterTest, VerifyUserActionTesterListensForUserActions) {
  68   UserActionTester user_action_tester;
  69
  70   base::RecordAction(base::UserMetricsAction(kUserAction1));
  71
  72   EXPECT_EQ(1, user_action_tester.GetActionCount(kUserAction1));
  73 }
  74
  75 // Verify the UserActionsTester is notified when base::RecordComputedAction is
  76 // called.
  77 TEST(UserActionTesterTest,
  78      VerifyUserActionTesterListensForComputedUserActions) {
  79   UserActionTester user_action_tester;
  80
  81   base::RecordComputedAction(kUserAction1);
  82
  83   EXPECT_EQ(1, user_action_tester.GetActionCount(kUserAction1));
  84 }
  85
  86 }  // namespace base