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      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 "content/renderer/media/webrtc_uma_histograms.h"
      6 
      7 #include "testing/gmock/include/gmock/gmock.h"
      8 #include "testing/gtest/include/gtest/gtest.h"
      9 
     10 using ::testing::_;
     11 
     12 namespace content {
     13 
     14 class MockPerSessionWebRTCAPIMetrics : public PerSessionWebRTCAPIMetrics {
     15  public:
     16   MockPerSessionWebRTCAPIMetrics() {}
     17 
     18   using PerSessionWebRTCAPIMetrics::LogUsageOnlyOnce;
     19 
     20   MOCK_METHOD1(LogUsage, void(JavaScriptAPIName));
     21 };
     22 
     23 TEST(PerSessionWebRTCAPIMetrics, NoCallOngoingGetUserMedia) {
     24   MockPerSessionWebRTCAPIMetrics metrics;
     25   EXPECT_CALL(metrics, LogUsage(_)).Times(1);
     26   metrics.LogUsageOnlyOnce(WEBKIT_GET_USER_MEDIA);
     27 }
     28 
     29 TEST(PerSessionWebRTCAPIMetrics, CallOngoingGetUserMedia) {
     30   MockPerSessionWebRTCAPIMetrics metrics;
     31   metrics.IncrementStreamCounter();
     32   EXPECT_CALL(metrics, LogUsage(WEBKIT_GET_USER_MEDIA)).Times(1);
     33   metrics.LogUsageOnlyOnce(WEBKIT_GET_USER_MEDIA);
     34 }
     35 
     36 TEST(PerSessionWebRTCAPIMetrics, NoCallOngoingGetMediaDevices) {
     37   MockPerSessionWebRTCAPIMetrics metrics;
     38   EXPECT_CALL(metrics, LogUsage(_)).Times(1);
     39   metrics.LogUsageOnlyOnce(WEBKIT_GET_MEDIA_DEVICES);
     40 }
     41 
     42 TEST(PerSessionWebRTCAPIMetrics, CallOngoingGetMediaDevices) {
     43   MockPerSessionWebRTCAPIMetrics metrics;
     44   metrics.IncrementStreamCounter();
     45   EXPECT_CALL(metrics, LogUsage(WEBKIT_GET_MEDIA_DEVICES)).Times(1);
     46   metrics.LogUsageOnlyOnce(WEBKIT_GET_MEDIA_DEVICES);
     47 }
     48 
     49 TEST(PerSessionWebRTCAPIMetrics, NoCallOngoingRTCPeerConnection) {
     50   MockPerSessionWebRTCAPIMetrics metrics;
     51   EXPECT_CALL(metrics, LogUsage(WEBKIT_RTC_PEER_CONNECTION));
     52   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     53 }
     54 
     55 TEST(PerSessionWebRTCAPIMetrics, NoCallOngoingMultiplePC) {
     56   MockPerSessionWebRTCAPIMetrics metrics;
     57   EXPECT_CALL(metrics, LogUsage(WEBKIT_RTC_PEER_CONNECTION)).Times(1);
     58   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     59   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     60   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     61 }
     62 
     63 TEST(PerSessionWebRTCAPIMetrics, BeforeAfterCallMultiplePC) {
     64   MockPerSessionWebRTCAPIMetrics metrics;
     65   EXPECT_CALL(metrics, LogUsage(WEBKIT_RTC_PEER_CONNECTION)).Times(1);
     66   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     67   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     68   metrics.IncrementStreamCounter();
     69   metrics.IncrementStreamCounter();
     70   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     71   metrics.DecrementStreamCounter();
     72   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     73   metrics.DecrementStreamCounter();
     74   EXPECT_CALL(metrics, LogUsage(WEBKIT_RTC_PEER_CONNECTION)).Times(1);
     75   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     76   metrics.LogUsageOnlyOnce(WEBKIT_RTC_PEER_CONNECTION);
     77 }
     78 
     79 }  // namespace content
     80