Project import generated by Copybara.
PiperOrigin-RevId: 237361882
Change-Id: I109a68f44db867b20f8c6a7732b0ce657133e52a
diff --git a/quic/core/quic_bandwidth_test.cc b/quic/core/quic_bandwidth_test.cc
new file mode 100644
index 0000000..ed23dac
--- /dev/null
+++ b/quic/core/quic_bandwidth_test.cc
@@ -0,0 +1,122 @@
+// 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/third_party/quiche/src/quic/core/quic_bandwidth.h"
+#include "net/third_party/quiche/src/quic/core/quic_time.h"
+#include "net/third_party/quiche/src/quic/platform/api/quic_test.h"
+
+namespace quic {
+namespace test {
+
+class QuicBandwidthTest : public QuicTest {};
+
+TEST_F(QuicBandwidthTest, FromTo) {
+ EXPECT_EQ(QuicBandwidth::FromKBitsPerSecond(1),
+ QuicBandwidth::FromBitsPerSecond(1000));
+ EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(1),
+ QuicBandwidth::FromBytesPerSecond(1000));
+ EXPECT_EQ(QuicBandwidth::FromBitsPerSecond(8000),
+ QuicBandwidth::FromBytesPerSecond(1000));
+ EXPECT_EQ(QuicBandwidth::FromKBitsPerSecond(8),
+ QuicBandwidth::FromKBytesPerSecond(1));
+
+ EXPECT_EQ(0, QuicBandwidth::Zero().ToBitsPerSecond());
+ EXPECT_EQ(0, QuicBandwidth::Zero().ToKBitsPerSecond());
+ EXPECT_EQ(0, QuicBandwidth::Zero().ToBytesPerSecond());
+ EXPECT_EQ(0, QuicBandwidth::Zero().ToKBytesPerSecond());
+
+ EXPECT_EQ(1, QuicBandwidth::FromBitsPerSecond(1000).ToKBitsPerSecond());
+ EXPECT_EQ(1000, QuicBandwidth::FromKBitsPerSecond(1).ToBitsPerSecond());
+ EXPECT_EQ(1, QuicBandwidth::FromBytesPerSecond(1000).ToKBytesPerSecond());
+ EXPECT_EQ(1000, QuicBandwidth::FromKBytesPerSecond(1).ToBytesPerSecond());
+}
+
+TEST_F(QuicBandwidthTest, Add) {
+ QuicBandwidth bandwidht_1 = QuicBandwidth::FromKBitsPerSecond(1);
+ QuicBandwidth bandwidht_2 = QuicBandwidth::FromKBytesPerSecond(1);
+
+ EXPECT_EQ(9000, (bandwidht_1 + bandwidht_2).ToBitsPerSecond());
+ EXPECT_EQ(9000, (bandwidht_2 + bandwidht_1).ToBitsPerSecond());
+}
+
+TEST_F(QuicBandwidthTest, Subtract) {
+ QuicBandwidth bandwidht_1 = QuicBandwidth::FromKBitsPerSecond(1);
+ QuicBandwidth bandwidht_2 = QuicBandwidth::FromKBytesPerSecond(1);
+
+ EXPECT_EQ(7000, (bandwidht_2 - bandwidht_1).ToBitsPerSecond());
+}
+
+TEST_F(QuicBandwidthTest, TimeDelta) {
+ EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(1000),
+ QuicBandwidth::FromBytesAndTimeDelta(
+ 1000, QuicTime::Delta::FromMilliseconds(1)));
+
+ EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(10),
+ QuicBandwidth::FromBytesAndTimeDelta(
+ 1000, QuicTime::Delta::FromMilliseconds(100)));
+}
+
+TEST_F(QuicBandwidthTest, Scale) {
+ EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(500),
+ QuicBandwidth::FromKBytesPerSecond(1000) * 0.5f);
+ EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(750),
+ 0.75f * QuicBandwidth::FromKBytesPerSecond(1000));
+ EXPECT_EQ(QuicBandwidth::FromKBytesPerSecond(1250),
+ QuicBandwidth::FromKBytesPerSecond(1000) * 1.25f);
+
+ // Ensure we are rounding correctly within a 1bps level of precision.
+ EXPECT_EQ(QuicBandwidth::FromBitsPerSecond(5),
+ QuicBandwidth::FromBitsPerSecond(9) * 0.5f);
+ EXPECT_EQ(QuicBandwidth::FromBitsPerSecond(2),
+ QuicBandwidth::FromBitsPerSecond(12) * 0.2f);
+}
+
+TEST_F(QuicBandwidthTest, BytesPerPeriod) {
+ EXPECT_EQ(2000u, QuicBandwidth::FromKBytesPerSecond(2000).ToBytesPerPeriod(
+ QuicTime::Delta::FromMilliseconds(1)));
+ EXPECT_EQ(2u, QuicBandwidth::FromKBytesPerSecond(2000).ToKBytesPerPeriod(
+ QuicTime::Delta::FromMilliseconds(1)));
+ EXPECT_EQ(200000u, QuicBandwidth::FromKBytesPerSecond(2000).ToBytesPerPeriod(
+ QuicTime::Delta::FromMilliseconds(100)));
+ EXPECT_EQ(200u, QuicBandwidth::FromKBytesPerSecond(2000).ToKBytesPerPeriod(
+ QuicTime::Delta::FromMilliseconds(100)));
+}
+
+TEST_F(QuicBandwidthTest, TransferTime) {
+ EXPECT_EQ(QuicTime::Delta::FromSeconds(1),
+ QuicBandwidth::FromKBytesPerSecond(1).TransferTime(1000));
+ EXPECT_EQ(QuicTime::Delta::Zero(), QuicBandwidth::Zero().TransferTime(1000));
+}
+
+TEST_F(QuicBandwidthTest, RelOps) {
+ const QuicBandwidth b1 = QuicBandwidth::FromKBitsPerSecond(1);
+ const QuicBandwidth b2 = QuicBandwidth::FromKBytesPerSecond(2);
+ EXPECT_EQ(b1, b1);
+ EXPECT_NE(b1, b2);
+ EXPECT_LT(b1, b2);
+ EXPECT_GT(b2, b1);
+ EXPECT_LE(b1, b1);
+ EXPECT_LE(b1, b2);
+ EXPECT_GE(b1, b1);
+ EXPECT_GE(b2, b1);
+}
+
+TEST_F(QuicBandwidthTest, DebugValue) {
+ EXPECT_EQ("128 bits/s (16 bytes/s)",
+ QuicBandwidth::FromBytesPerSecond(16).ToDebugValue());
+ EXPECT_EQ("4096 bits/s (512 bytes/s)",
+ QuicBandwidth::FromBytesPerSecond(512).ToDebugValue());
+
+ QuicBandwidth bandwidth = QuicBandwidth::FromBytesPerSecond(1000 * 50);
+ EXPECT_EQ("400.00 kbits/s (50.00 kbytes/s)", bandwidth.ToDebugValue());
+
+ bandwidth = bandwidth * 1000;
+ EXPECT_EQ("400.00 Mbits/s (50.00 Mbytes/s)", bandwidth.ToDebugValue());
+
+ bandwidth = bandwidth * 1000;
+ EXPECT_EQ("400.00 Gbits/s (50.00 Gbytes/s)", bandwidth.ToDebugValue());
+}
+
+} // namespace test
+} // namespace quic
