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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/socket_stream/socket_stream_metrics.h"
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "base/metrics/histogram.h"
#include "base/metrics/histogram_samples.h"
#include "base/metrics/statistics_recorder.h"
#include "googleurl/src/gurl.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
using base::Histogram;
using base::HistogramBase;
using base::HistogramSamples;
using base::StatisticsRecorder;
namespace net {
TEST(SocketStreamMetricsTest, ProtocolType) {
// First we'll preserve the original values. We need to do this
// as histograms can get affected by other tests. In particular,
// SocketStreamTest and WebSocketTest can affect the histograms.
scoped_ptr<HistogramSamples> original;
HistogramBase* histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ProtocolType");
if (histogram) {
original = histogram->SnapshotSamples();
}
SocketStreamMetrics unknown(GURL("unknown://www.example.com/"));
SocketStreamMetrics ws1(GURL("ws://www.example.com/"));
SocketStreamMetrics ws2(GURL("ws://www.example.com/"));
SocketStreamMetrics wss1(GURL("wss://www.example.com/"));
SocketStreamMetrics wss2(GURL("wss://www.example.com/"));
SocketStreamMetrics wss3(GURL("wss://www.example.com/"));
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ProtocolType");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
scoped_ptr<HistogramSamples> samples(histogram->SnapshotSamples());
if (original.get()) {
samples->Subtract(*original); // Cancel the original values.
}
EXPECT_EQ(1, samples->GetCount(SocketStreamMetrics::PROTOCOL_UNKNOWN));
EXPECT_EQ(2, samples->GetCount(SocketStreamMetrics::PROTOCOL_WEBSOCKET));
EXPECT_EQ(3,
samples->GetCount(SocketStreamMetrics::PROTOCOL_WEBSOCKET_SECURE));
}
TEST(SocketStreamMetricsTest, ConnectionType) {
// First we'll preserve the original values.
scoped_ptr<HistogramSamples> original;
HistogramBase* histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ConnectionType");
if (histogram) {
original = histogram->SnapshotSamples();
}
SocketStreamMetrics metrics(GURL("ws://www.example.com/"));
for (int i = 0; i < 1; ++i)
metrics.OnStartConnection();
for (int i = 0; i < 2; ++i)
metrics.OnCountConnectionType(SocketStreamMetrics::TUNNEL_CONNECTION);
for (int i = 0; i < 3; ++i)
metrics.OnCountConnectionType(SocketStreamMetrics::SOCKS_CONNECTION);
for (int i = 0; i < 4; ++i)
metrics.OnCountConnectionType(SocketStreamMetrics::SSL_CONNECTION);
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ConnectionType");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
scoped_ptr<HistogramSamples> samples(histogram->SnapshotSamples());
if (original.get()) {
samples->Subtract(*original); // Cancel the original values.
}
EXPECT_EQ(1, samples->GetCount(SocketStreamMetrics::ALL_CONNECTIONS));
EXPECT_EQ(2, samples->GetCount(SocketStreamMetrics::TUNNEL_CONNECTION));
EXPECT_EQ(3, samples->GetCount(SocketStreamMetrics::SOCKS_CONNECTION));
EXPECT_EQ(4, samples->GetCount(SocketStreamMetrics::SSL_CONNECTION));
}
TEST(SocketStreamMetricsTest, WireProtocolType) {
// First we'll preserve the original values.
scoped_ptr<HistogramSamples> original;
HistogramBase* histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.WireProtocolType");
if (histogram) {
original = histogram->SnapshotSamples();
}
SocketStreamMetrics metrics(GURL("ws://www.example.com/"));
for (int i = 0; i < 3; ++i)
metrics.OnCountWireProtocolType(
SocketStreamMetrics::WIRE_PROTOCOL_WEBSOCKET);
for (int i = 0; i < 7; ++i)
metrics.OnCountWireProtocolType(SocketStreamMetrics::WIRE_PROTOCOL_SPDY);
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.WireProtocolType");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
scoped_ptr<HistogramSamples> samples(histogram->SnapshotSamples());
if (original.get()) {
samples->Subtract(*original); // Cancel the original values.
}
EXPECT_EQ(3, samples->GetCount(SocketStreamMetrics::WIRE_PROTOCOL_WEBSOCKET));
EXPECT_EQ(7, samples->GetCount(SocketStreamMetrics::WIRE_PROTOCOL_SPDY));
}
TEST(SocketStreamMetricsTest, OtherNumbers) {
// First we'll preserve the original values.
int64 original_received_bytes = 0;
int64 original_received_counts = 0;
int64 original_sent_bytes = 0;
int64 original_sent_counts = 0;
scoped_ptr<HistogramSamples> original;
HistogramBase* histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ReceivedBytes");
if (histogram) {
original = histogram->SnapshotSamples();
original_received_bytes = original->sum();
}
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ReceivedCounts");
if (histogram) {
original = histogram->SnapshotSamples();
original_received_counts = original->sum();
}
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.SentBytes");
if (histogram) {
original = histogram->SnapshotSamples();
original_sent_bytes = original->sum();
}
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.SentCounts");
if (histogram) {
original = histogram->SnapshotSamples();
original_sent_counts = original->sum();
}
SocketStreamMetrics metrics(GURL("ws://www.example.com/"));
metrics.OnWaitConnection();
metrics.OnStartConnection();
metrics.OnConnected();
metrics.OnRead(1);
metrics.OnRead(10);
metrics.OnWrite(2);
metrics.OnWrite(20);
metrics.OnWrite(200);
metrics.OnClose();
scoped_ptr<HistogramSamples> samples;
// ConnectionLatency.
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ConnectionLatency");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
// We don't check the contents of the histogram as it's time sensitive.
// ConnectionEstablish.
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ConnectionEstablish");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
// We don't check the contents of the histogram as it's time sensitive.
// Duration.
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.Duration");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
// We don't check the contents of the histogram as it's time sensitive.
// ReceivedBytes.
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ReceivedBytes");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
samples = histogram->SnapshotSamples();
EXPECT_EQ(11, samples->sum() - original_received_bytes); // 11 bytes read.
// ReceivedCounts.
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.ReceivedCounts");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
samples = histogram->SnapshotSamples();
EXPECT_EQ(2, samples->sum() - original_received_counts); // 2 read requests.
// SentBytes.
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.SentBytes");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
samples = histogram->SnapshotSamples();
EXPECT_EQ(222, samples->sum() - original_sent_bytes); // 222 bytes sent.
// SentCounts.
histogram =
StatisticsRecorder::FindHistogram("Net.SocketStream.SentCounts");
ASSERT_TRUE(histogram != NULL);
EXPECT_EQ(HistogramBase::kUmaTargetedHistogramFlag, histogram->flags());
samples = histogram->SnapshotSamples();
EXPECT_EQ(3, samples->sum() - original_sent_counts); // 3 write requests.
}
} // namespace net
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