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 "chromecast/metrics/cast_metrics_service_client.h"
6
7 #include "base/test/task_environment.h"
8 #include "chromecast/metrics/mock_cast_sys_info_util.h"
9 #include "components/metrics/metrics_log_store.h"
10 #include "services/network/public/cpp/shared_url_loader_factory.h"
11 #include "testing/gtest/include/gtest/gtest.h"
12
13 namespace chromecast {
14 namespace metrics {
15 namespace {
16
17 class FakeCastMetricsServiceDelegate : public CastMetricsServiceDelegate {
18 public:
SetStorageLimits(::metrics::MetricsLogStore::StorageLimits limits)19 void SetStorageLimits(::metrics::MetricsLogStore::StorageLimits limits) {
20 storage_limits_ = std::move(limits);
21 }
22
23 private:
SetMetricsClientId(const std::string & client_id)24 void SetMetricsClientId(const std::string& client_id) override {}
RegisterMetricsProviders(::metrics::MetricsService * service)25 void RegisterMetricsProviders(::metrics::MetricsService* service) override {}
ApplyMetricsStorageLimits(::metrics::MetricsLogStore::StorageLimits * limits)26 void ApplyMetricsStorageLimits(
27 ::metrics::MetricsLogStore::StorageLimits* limits) override {
28 *limits = std::move(storage_limits_);
29 }
30
31 ::metrics::MetricsLogStore::StorageLimits storage_limits_;
32 };
33
34 class CastMetricsServiceClientTest : public testing::Test {
35 public:
CastMetricsServiceClientTest()36 CastMetricsServiceClientTest() {}
37 CastMetricsServiceClientTest(const CastMetricsServiceClientTest&) = delete;
38 CastMetricsServiceClientTest& operator=(const CastMetricsServiceClientTest&) =
39 delete;
40
41 protected:
42 base::test::SingleThreadTaskEnvironment task_environment_;
43 };
44
45 /**
46 * Validates that class instatiation and calls to GetChannel() only
47 * result in a single method invocation of CreateSysInfo().
48 */
TEST_F(CastMetricsServiceClientTest,CreateSysInfoSingleInvocation)49 TEST_F(CastMetricsServiceClientTest, CreateSysInfoSingleInvocation) {
50 EXPECT_EQ(chromecast::GetSysInfoCreatedCount(), 0);
51
52 CastMetricsServiceClient client(nullptr, nullptr, nullptr);
53
54 client.GetChannel();
55 client.GetChannel();
56
57 // Despite muiltiple calls to GetChannel(),
58 // SysInfo should only be created a single time
59 EXPECT_EQ(chromecast::GetSysInfoCreatedCount(), 1);
60 }
61
TEST_F(CastMetricsServiceClientTest,UsesDelegateToGetStorageLimits)62 TEST_F(CastMetricsServiceClientTest, UsesDelegateToGetStorageLimits) {
63 FakeCastMetricsServiceDelegate delegate;
64 CastMetricsServiceClient client(&delegate, nullptr, nullptr);
65
66 ::metrics::MetricsLogStore::StorageLimits expected_limits = {
67 /*min_initial_log_queue_count=*/10,
68 /*min_initial_log_queue_size=*/2000,
69 /*min_ongoing_log_queue_count=*/30,
70 /*min_ongoing_log_queue_size=*/4000,
71 /*max_ongoing_log_size=*/5000,
72 };
73 delegate.SetStorageLimits(expected_limits);
74 ::metrics::MetricsLogStore::StorageLimits actual_limits =
75 client.GetStorageLimits();
76 EXPECT_EQ(actual_limits.min_initial_log_queue_count,
77 expected_limits.min_initial_log_queue_count);
78 EXPECT_EQ(actual_limits.min_initial_log_queue_size,
79 expected_limits.min_initial_log_queue_size);
80 EXPECT_EQ(actual_limits.min_ongoing_log_queue_count,
81 expected_limits.min_ongoing_log_queue_count);
82 EXPECT_EQ(actual_limits.min_ongoing_log_queue_size,
83 expected_limits.min_ongoing_log_queue_size);
84 EXPECT_EQ(actual_limits.max_ongoing_log_size,
85 expected_limits.max_ongoing_log_size);
86 }
87
88 } // namespace
89 } // namespace metrics
90 } // namespace chromecast
91