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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "components/metrics/chromeos/serialization_utils.h" | 5 #include "components/metrics/serialization/serialization_utils.h" |
6 | 6 |
7 #include "base/file_util.h" | 7 #include "base/file_util.h" |
8 #include "base/files/scoped_temp_dir.h" | 8 #include "base/files/scoped_temp_dir.h" |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/strings/stringprintf.h" | 10 #include "base/strings/stringprintf.h" |
11 #include "components/metrics/chromeos/metric_sample.h" | 11 #include "components/metrics/serialization/metric_sample.h" |
12 #include "testing/gtest/include/gtest/gtest.h" | 12 #include "testing/gtest/include/gtest/gtest.h" |
13 | 13 |
14 namespace metrics { | 14 namespace metrics { |
15 namespace { | 15 namespace { |
16 | 16 |
17 class SerializationUtilsChromeOSTest : public testing::Test { | 17 class SerializationUtilsTest : public testing::Test { |
18 protected: | 18 protected: |
19 SerializationUtilsChromeOSTest() { | 19 SerializationUtilsTest() { |
20 bool success = temporary_dir.CreateUniqueTempDir(); | 20 bool success = temporary_dir.CreateUniqueTempDir(); |
21 if (success) { | 21 if (success) { |
22 base::FilePath dir_path = temporary_dir.path(); | 22 base::FilePath dir_path = temporary_dir.path(); |
23 filename = dir_path.value() + "chromeossampletest"; | 23 filename = dir_path.value() + "chromeossampletest"; |
24 filepath = base::FilePath(filename); | 24 filepath = base::FilePath(filename); |
25 } | 25 } |
26 } | 26 } |
27 | 27 |
28 virtual void SetUp() OVERRIDE { | 28 virtual void SetUp() OVERRIDE { |
29 base::DeleteFile(filepath, false); | 29 base::DeleteFile(filepath, false); |
30 } | 30 } |
31 | 31 |
32 void TestSerialization(MetricSample* sample) { | 32 void TestSerialization(MetricSample* sample) { |
33 std::string serialized(sample->ToString()); | 33 std::string serialized(sample->ToString()); |
34 ASSERT_EQ('\0', serialized[serialized.length() - 1]); | 34 ASSERT_EQ('\0', serialized[serialized.length() - 1]); |
35 scoped_ptr<MetricSample> deserialized = | 35 scoped_ptr<MetricSample> deserialized = |
36 SerializationUtils::ParseSample(serialized); | 36 SerializationUtils::ParseSample(serialized); |
37 ASSERT_TRUE(deserialized); | 37 ASSERT_TRUE(deserialized); |
38 EXPECT_TRUE(sample->IsEqual(*deserialized.get())); | 38 EXPECT_TRUE(sample->IsEqual(*deserialized.get())); |
39 } | 39 } |
40 | 40 |
41 std::string filename; | 41 std::string filename; |
42 base::ScopedTempDir temporary_dir; | 42 base::ScopedTempDir temporary_dir; |
43 base::FilePath filepath; | 43 base::FilePath filepath; |
44 }; | 44 }; |
45 | 45 |
46 TEST_F(SerializationUtilsChromeOSTest, CrashSerializeTest) { | 46 TEST_F(SerializationUtilsTest, CrashSerializeTest) { |
47 TestSerialization(MetricSample::CrashSample("test").get()); | 47 TestSerialization(MetricSample::CrashSample("test").get()); |
48 } | 48 } |
49 | 49 |
50 TEST_F(SerializationUtilsChromeOSTest, HistogramSerializeTest) { | 50 TEST_F(SerializationUtilsTest, HistogramSerializeTest) { |
51 TestSerialization( | 51 TestSerialization( |
52 MetricSample::HistogramSample("myhist", 13, 1, 100, 10).get()); | 52 MetricSample::HistogramSample("myhist", 13, 1, 100, 10).get()); |
53 } | 53 } |
54 | 54 |
55 TEST_F(SerializationUtilsChromeOSTest, LinearSerializeTest) { | 55 TEST_F(SerializationUtilsTest, LinearSerializeTest) { |
56 TestSerialization( | 56 TestSerialization( |
57 MetricSample::LinearHistogramSample("linearhist", 12, 30).get()); | 57 MetricSample::LinearHistogramSample("linearhist", 12, 30).get()); |
58 } | 58 } |
59 | 59 |
60 TEST_F(SerializationUtilsChromeOSTest, SparseSerializeTest) { | 60 TEST_F(SerializationUtilsTest, SparseSerializeTest) { |
61 TestSerialization(MetricSample::SparseHistogramSample("mysparse", 30).get()); | 61 TestSerialization(MetricSample::SparseHistogramSample("mysparse", 30).get()); |
62 } | 62 } |
63 | 63 |
64 TEST_F(SerializationUtilsChromeOSTest, UserActionSerializeTest) { | 64 TEST_F(SerializationUtilsTest, UserActionSerializeTest) { |
65 TestSerialization(MetricSample::UserActionSample("myaction").get()); | 65 TestSerialization(MetricSample::UserActionSample("myaction").get()); |
66 } | 66 } |
67 | 67 |
68 TEST_F(SerializationUtilsChromeOSTest, IllegalNameAreFilteredTest) { | 68 TEST_F(SerializationUtilsTest, IllegalNameAreFilteredTest) { |
69 scoped_ptr<MetricSample> sample1 = | 69 scoped_ptr<MetricSample> sample1 = |
70 MetricSample::SparseHistogramSample("no space", 10); | 70 MetricSample::SparseHistogramSample("no space", 10); |
71 scoped_ptr<MetricSample> sample2 = MetricSample::LinearHistogramSample( | 71 scoped_ptr<MetricSample> sample2 = MetricSample::LinearHistogramSample( |
72 base::StringPrintf("here%cbhe", '\0'), 1, 3); | 72 base::StringPrintf("here%cbhe", '\0'), 1, 3); |
73 | 73 |
74 EXPECT_FALSE(SerializationUtils::WriteMetricToFile(*sample1.get(), filename)); | 74 EXPECT_FALSE(SerializationUtils::WriteMetricToFile(*sample1.get(), filename)); |
75 EXPECT_FALSE(SerializationUtils::WriteMetricToFile(*sample2.get(), filename)); | 75 EXPECT_FALSE(SerializationUtils::WriteMetricToFile(*sample2.get(), filename)); |
76 int64 size = 0; | 76 int64 size = 0; |
77 | 77 |
78 ASSERT_TRUE(!PathExists(filepath) || base::GetFileSize(filepath, &size)); | 78 ASSERT_TRUE(!PathExists(filepath) || base::GetFileSize(filepath, &size)); |
79 | 79 |
80 EXPECT_EQ(0, size); | 80 EXPECT_EQ(0, size); |
81 } | 81 } |
82 | 82 |
83 TEST_F(SerializationUtilsChromeOSTest, BadInputIsCaughtTest) { | 83 TEST_F(SerializationUtilsTest, BadInputIsCaughtTest) { |
84 std::string input( | 84 std::string input( |
85 base::StringPrintf("sparsehistogram%cname foo%c", '\0', '\0')); | 85 base::StringPrintf("sparsehistogram%cname foo%c", '\0', '\0')); |
86 EXPECT_EQ(NULL, MetricSample::ParseSparseHistogram(input).get()); | 86 EXPECT_EQ(NULL, MetricSample::ParseSparseHistogram(input).get()); |
87 } | 87 } |
88 | 88 |
89 TEST_F(SerializationUtilsChromeOSTest, MessageSeparatedByZero) { | 89 TEST_F(SerializationUtilsTest, MessageSeparatedByZero) { |
90 scoped_ptr<MetricSample> crash = MetricSample::CrashSample("mycrash"); | 90 scoped_ptr<MetricSample> crash = MetricSample::CrashSample("mycrash"); |
91 | 91 |
92 SerializationUtils::WriteMetricToFile(*crash.get(), filename); | 92 SerializationUtils::WriteMetricToFile(*crash.get(), filename); |
93 int64 size = 0; | 93 int64 size = 0; |
94 ASSERT_TRUE(base::GetFileSize(filepath, &size)); | 94 ASSERT_TRUE(base::GetFileSize(filepath, &size)); |
95 // 4 bytes for the size | 95 // 4 bytes for the size |
96 // 5 bytes for crash | 96 // 5 bytes for crash |
97 // 7 bytes for mycrash | 97 // 7 bytes for mycrash |
98 // 2 bytes for the \0 | 98 // 2 bytes for the \0 |
99 // -> total of 18 | 99 // -> total of 18 |
100 EXPECT_EQ(size, 18); | 100 EXPECT_EQ(size, 18); |
101 } | 101 } |
102 | 102 |
103 TEST_F(SerializationUtilsChromeOSTest, MessagesTooLongAreDiscardedTest) { | 103 TEST_F(SerializationUtilsTest, MessagesTooLongAreDiscardedTest) { |
104 // Creates a message that is bigger than the maximum allowed size. | 104 // Creates a message that is bigger than the maximum allowed size. |
105 // As we are adding extra character (crash, \0s, etc), if the name is | 105 // As we are adding extra character (crash, \0s, etc), if the name is |
106 // kMessageMaxLength long, it will be too long. | 106 // kMessageMaxLength long, it will be too long. |
107 std::string name(SerializationUtils::kMessageMaxLength, 'c'); | 107 std::string name(SerializationUtils::kMessageMaxLength, 'c'); |
108 | 108 |
109 scoped_ptr<MetricSample> crash = MetricSample::CrashSample(name); | 109 scoped_ptr<MetricSample> crash = MetricSample::CrashSample(name); |
110 EXPECT_FALSE(SerializationUtils::WriteMetricToFile(*crash.get(), filename)); | 110 EXPECT_FALSE(SerializationUtils::WriteMetricToFile(*crash.get(), filename)); |
111 int64 size = 0; | 111 int64 size = 0; |
112 ASSERT_TRUE(base::GetFileSize(filepath, &size)); | 112 ASSERT_TRUE(base::GetFileSize(filepath, &size)); |
113 EXPECT_EQ(0, size); | 113 EXPECT_EQ(0, size); |
114 } | 114 } |
115 | 115 |
116 TEST_F(SerializationUtilsChromeOSTest, ReadLongMessageTest) { | 116 TEST_F(SerializationUtilsTest, ReadLongMessageTest) { |
117 base::File test_file(filepath, | 117 base::File test_file(filepath, |
118 base::File::FLAG_OPEN_ALWAYS | base::File::FLAG_APPEND); | 118 base::File::FLAG_OPEN_ALWAYS | base::File::FLAG_APPEND); |
119 std::string message(SerializationUtils::kMessageMaxLength + 1, 'c'); | 119 std::string message(SerializationUtils::kMessageMaxLength + 1, 'c'); |
120 | 120 |
121 int32 message_size = message.length() + sizeof(int32); | 121 int32 message_size = message.length() + sizeof(int32); |
122 test_file.WriteAtCurrentPos(reinterpret_cast<const char*>(&message_size), | 122 test_file.WriteAtCurrentPos(reinterpret_cast<const char*>(&message_size), |
123 sizeof(message_size)); | 123 sizeof(message_size)); |
124 test_file.WriteAtCurrentPos(message.c_str(), message.length()); | 124 test_file.WriteAtCurrentPos(message.c_str(), message.length()); |
125 test_file.Close(); | 125 test_file.Close(); |
126 | 126 |
127 scoped_ptr<MetricSample> crash = MetricSample::CrashSample("test"); | 127 scoped_ptr<MetricSample> crash = MetricSample::CrashSample("test"); |
128 SerializationUtils::WriteMetricToFile(*crash.get(), filename); | 128 SerializationUtils::WriteMetricToFile(*crash.get(), filename); |
129 | 129 |
130 ScopedVector<MetricSample> samples; | 130 ScopedVector<MetricSample> samples; |
131 SerializationUtils::ReadAndTruncateMetricsFromFile(filename, &samples); | 131 SerializationUtils::ReadAndTruncateMetricsFromFile(filename, &samples); |
132 ASSERT_EQ(size_t(1), samples.size()); | 132 ASSERT_EQ(size_t(1), samples.size()); |
133 ASSERT_TRUE(samples[0] != NULL); | 133 ASSERT_TRUE(samples[0] != NULL); |
134 EXPECT_TRUE(crash->IsEqual(*samples[0])); | 134 EXPECT_TRUE(crash->IsEqual(*samples[0])); |
135 } | 135 } |
136 | 136 |
137 TEST_F(SerializationUtilsChromeOSTest, WriteReadTest) { | 137 TEST_F(SerializationUtilsTest, WriteReadTest) { |
138 scoped_ptr<MetricSample> hist = | 138 scoped_ptr<MetricSample> hist = |
139 MetricSample::HistogramSample("myhist", 1, 2, 3, 4); | 139 MetricSample::HistogramSample("myhist", 1, 2, 3, 4); |
140 scoped_ptr<MetricSample> crash = MetricSample::CrashSample("mycrash"); | 140 scoped_ptr<MetricSample> crash = MetricSample::CrashSample("mycrash"); |
141 scoped_ptr<MetricSample> lhist = | 141 scoped_ptr<MetricSample> lhist = |
142 MetricSample::LinearHistogramSample("linear", 1, 10); | 142 MetricSample::LinearHistogramSample("linear", 1, 10); |
143 scoped_ptr<MetricSample> shist = | 143 scoped_ptr<MetricSample> shist = |
144 MetricSample::SparseHistogramSample("mysparse", 30); | 144 MetricSample::SparseHistogramSample("mysparse", 30); |
145 scoped_ptr<MetricSample> action = MetricSample::UserActionSample("myaction"); | 145 scoped_ptr<MetricSample> action = MetricSample::UserActionSample("myaction"); |
146 | 146 |
147 SerializationUtils::WriteMetricToFile(*hist.get(), filename); | 147 SerializationUtils::WriteMetricToFile(*hist.get(), filename); |
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161 EXPECT_TRUE(shist->IsEqual(*vect[3])); | 161 EXPECT_TRUE(shist->IsEqual(*vect[3])); |
162 EXPECT_TRUE(action->IsEqual(*vect[4])); | 162 EXPECT_TRUE(action->IsEqual(*vect[4])); |
163 | 163 |
164 int64 size = 0; | 164 int64 size = 0; |
165 ASSERT_TRUE(base::GetFileSize(filepath, &size)); | 165 ASSERT_TRUE(base::GetFileSize(filepath, &size)); |
166 ASSERT_EQ(0, size); | 166 ASSERT_EQ(0, size); |
167 } | 167 } |
168 | 168 |
169 } // namespace | 169 } // namespace |
170 } // namespace metrics | 170 } // namespace metrics |
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