| // 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/spdy/spdy_protocol.h" |
| |
| #include <iostream> |
| #include <limits> |
| #include <memory> |
| |
| #include "net/spdy/spdy_bitmasks.h" |
| #include "net/spdy/spdy_framer.h" |
| #include "net/spdy/spdy_test_utils.h" |
| #include "net/test/gtest_util.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using std::ostream; |
| |
| namespace net { |
| |
| ostream& operator<<(ostream& os, const SpdyStreamPrecedence precedence) { |
| if (precedence.is_spdy3_priority()) { |
| os << "SpdyStreamPrecedence[spdy3_priority=" << precedence.spdy3_priority() |
| << "]"; |
| } else { |
| os << "SpdyStreamPrecedence[parent_id=" << precedence.parent_id() |
| << ", weight=" << precedence.weight() |
| << ", is_exclusive=" << precedence.is_exclusive() << "]"; |
| } |
| return os; |
| } |
| |
| namespace test { |
| |
| TEST(SpdyProtocolDeathTest, TestSpdySettingsAndIdOutOfBounds) { |
| std::unique_ptr<SettingsFlagsAndId> flags_and_id; |
| |
| EXPECT_SPDY_BUG(flags_and_id.reset(new SettingsFlagsAndId(1, 0xffffffff)), |
| "SPDY setting ID too large."); |
| // Make sure that we get expected values in opt mode. |
| if (flags_and_id.get() != nullptr) { |
| EXPECT_EQ(1, flags_and_id->flags()); |
| EXPECT_EQ(0xffffffu, flags_and_id->id()); |
| } |
| } |
| |
| TEST(SpdyProtocolTest, IsValidHTTP2FrameStreamId) { |
| // Stream-specific frames must have non-zero stream ids |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(1, DATA)); |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(0, DATA)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(1, HEADERS)); |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(0, HEADERS)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(1, PRIORITY)); |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(0, PRIORITY)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(1, RST_STREAM)); |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(0, RST_STREAM)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(1, CONTINUATION)); |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(0, CONTINUATION)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(1, PUSH_PROMISE)); |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(0, PUSH_PROMISE)); |
| |
| // Connection-level frames must have zero stream ids |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(1, GOAWAY)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(0, GOAWAY)); |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(1, SETTINGS)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(0, SETTINGS)); |
| EXPECT_FALSE(SpdyConstants::IsValidHTTP2FrameStreamId(1, PING)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(0, PING)); |
| |
| // Frames that are neither stream-specific nor connection-level |
| // should not have their stream id declared invalid |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(1, WINDOW_UPDATE)); |
| EXPECT_TRUE(SpdyConstants::IsValidHTTP2FrameStreamId(0, WINDOW_UPDATE)); |
| } |
| |
| TEST(SpdyDataIRTest, Construct) { |
| // Confirm that it makes a string of zero length from a StringPiece(nullptr). |
| base::StringPiece s1(nullptr); |
| SpdyDataIR d1(1, s1); |
| EXPECT_EQ(d1.data().size(), (uint64_t)0); |
| EXPECT_NE(d1.data().data(), nullptr); |
| |
| // Confirms makes a copy of char array. |
| const char s2[] = "something"; |
| SpdyDataIR d2(2, s2); |
| EXPECT_EQ(d2.data(), s2); |
| EXPECT_NE(d1.data().data(), s2); |
| |
| // Confirm copies a const string. |
| const std::string foo = "foo"; |
| SpdyDataIR d3(3, foo); |
| EXPECT_EQ(foo, d3.data()); |
| |
| // Confirm copies a non-const string. |
| std::string bar = "bar"; |
| SpdyDataIR d4(4, bar); |
| bar[0] = 'B'; |
| EXPECT_EQ("bar", d4.data()); |
| |
| // Confirm moves an rvalue reference. Note that the test string "baz" is too |
| // short to trigger the move optimization, and instead a copy occurs. |
| std::string baz = "The quick brown fox jumps over the lazy dog."; |
| const char* baz_data = baz.data(); |
| SpdyDataIR d5(5, std::move(baz)); |
| EXPECT_EQ("", baz); |
| EXPECT_EQ(d5.data(), "The quick brown fox jumps over the lazy dog."); |
| EXPECT_EQ(d5.data().data(), baz_data); |
| |
| // Confirm that it makes a string of zero length from a nullptr. |
| SpdyDataIR d6(6, nullptr); |
| EXPECT_EQ(d6.data().size(), (uint64_t)0); |
| EXPECT_NE(d6.data().data(), nullptr); |
| |
| // Confirms makes a copy of string literal. |
| SpdyDataIR d7(7, "something else"); |
| EXPECT_EQ(d7.data(), "something else"); |
| } |
| |
| TEST(SpdyProtocolTest, ClampSpdy3Priority) { |
| EXPECT_SPDY_BUG(EXPECT_EQ(7, ClampSpdy3Priority(8)), "Invalid priority: 8"); |
| EXPECT_EQ(kV3LowestPriority, ClampSpdy3Priority(kV3LowestPriority)); |
| EXPECT_EQ(kV3HighestPriority, ClampSpdy3Priority(kV3HighestPriority)); |
| } |
| |
| TEST(SpdyProtocolTest, ClampHttp2Weight) { |
| EXPECT_SPDY_BUG(EXPECT_EQ(kHttp2MinStreamWeight, ClampHttp2Weight(0)), |
| "Invalid weight: 0"); |
| EXPECT_SPDY_BUG(EXPECT_EQ(kHttp2MaxStreamWeight, ClampHttp2Weight(300)), |
| "Invalid weight: 300"); |
| EXPECT_EQ(kHttp2MinStreamWeight, ClampHttp2Weight(kHttp2MinStreamWeight)); |
| EXPECT_EQ(kHttp2MaxStreamWeight, ClampHttp2Weight(kHttp2MaxStreamWeight)); |
| } |
| |
| TEST(SpdyProtocolTest, Spdy3PriorityToHttp2Weight) { |
| EXPECT_EQ(256, Spdy3PriorityToHttp2Weight(0)); |
| EXPECT_EQ(220, Spdy3PriorityToHttp2Weight(1)); |
| EXPECT_EQ(183, Spdy3PriorityToHttp2Weight(2)); |
| EXPECT_EQ(147, Spdy3PriorityToHttp2Weight(3)); |
| EXPECT_EQ(110, Spdy3PriorityToHttp2Weight(4)); |
| EXPECT_EQ(74, Spdy3PriorityToHttp2Weight(5)); |
| EXPECT_EQ(37, Spdy3PriorityToHttp2Weight(6)); |
| EXPECT_EQ(1, Spdy3PriorityToHttp2Weight(7)); |
| } |
| |
| TEST(SpdyProtocolTest, Http2WeightToSpdy3Priority) { |
| EXPECT_EQ(0u, Http2WeightToSpdy3Priority(256)); |
| EXPECT_EQ(0u, Http2WeightToSpdy3Priority(221)); |
| EXPECT_EQ(1u, Http2WeightToSpdy3Priority(220)); |
| EXPECT_EQ(1u, Http2WeightToSpdy3Priority(184)); |
| EXPECT_EQ(2u, Http2WeightToSpdy3Priority(183)); |
| EXPECT_EQ(2u, Http2WeightToSpdy3Priority(148)); |
| EXPECT_EQ(3u, Http2WeightToSpdy3Priority(147)); |
| EXPECT_EQ(3u, Http2WeightToSpdy3Priority(111)); |
| EXPECT_EQ(4u, Http2WeightToSpdy3Priority(110)); |
| EXPECT_EQ(4u, Http2WeightToSpdy3Priority(75)); |
| EXPECT_EQ(5u, Http2WeightToSpdy3Priority(74)); |
| EXPECT_EQ(5u, Http2WeightToSpdy3Priority(38)); |
| EXPECT_EQ(6u, Http2WeightToSpdy3Priority(37)); |
| EXPECT_EQ(6u, Http2WeightToSpdy3Priority(2)); |
| EXPECT_EQ(7u, Http2WeightToSpdy3Priority(1)); |
| } |
| |
| TEST(SpdyStreamPrecedenceTest, Basic) { |
| SpdyStreamPrecedence spdy3_prec(2); |
| EXPECT_TRUE(spdy3_prec.is_spdy3_priority()); |
| EXPECT_EQ(2, spdy3_prec.spdy3_priority()); |
| EXPECT_EQ(kHttp2RootStreamId, spdy3_prec.parent_id()); |
| EXPECT_EQ(Spdy3PriorityToHttp2Weight(2), spdy3_prec.weight()); |
| EXPECT_FALSE(spdy3_prec.is_exclusive()); |
| |
| for (bool is_exclusive : {true, false}) { |
| SpdyStreamPrecedence h2_prec(7, 123, is_exclusive); |
| EXPECT_FALSE(h2_prec.is_spdy3_priority()); |
| EXPECT_EQ(Http2WeightToSpdy3Priority(123), h2_prec.spdy3_priority()); |
| EXPECT_EQ(7u, h2_prec.parent_id()); |
| EXPECT_EQ(123, h2_prec.weight()); |
| EXPECT_EQ(is_exclusive, h2_prec.is_exclusive()); |
| } |
| } |
| |
| TEST(SpdyStreamPrecedenceTest, Clamping) { |
| EXPECT_SPDY_BUG(EXPECT_EQ(7, SpdyStreamPrecedence(8).spdy3_priority()), |
| "Invalid priority: 8"); |
| EXPECT_SPDY_BUG(EXPECT_EQ(kHttp2MinStreamWeight, |
| SpdyStreamPrecedence(3, 0, false).weight()), |
| "Invalid weight: 0"); |
| EXPECT_SPDY_BUG(EXPECT_EQ(kHttp2MaxStreamWeight, |
| SpdyStreamPrecedence(3, 300, false).weight()), |
| "Invalid weight: 300"); |
| } |
| |
| TEST(SpdyStreamPrecedenceTest, Copying) { |
| SpdyStreamPrecedence prec1(3); |
| SpdyStreamPrecedence copy1(prec1); |
| EXPECT_TRUE(copy1.is_spdy3_priority()); |
| EXPECT_EQ(3, copy1.spdy3_priority()); |
| |
| SpdyStreamPrecedence prec2(4, 5, true); |
| SpdyStreamPrecedence copy2(prec2); |
| EXPECT_FALSE(copy2.is_spdy3_priority()); |
| EXPECT_EQ(4u, copy2.parent_id()); |
| EXPECT_EQ(5, copy2.weight()); |
| EXPECT_TRUE(copy2.is_exclusive()); |
| |
| copy1 = prec2; |
| EXPECT_FALSE(copy1.is_spdy3_priority()); |
| EXPECT_EQ(4u, copy1.parent_id()); |
| EXPECT_EQ(5, copy1.weight()); |
| EXPECT_TRUE(copy1.is_exclusive()); |
| |
| copy2 = prec1; |
| EXPECT_TRUE(copy2.is_spdy3_priority()); |
| EXPECT_EQ(3, copy2.spdy3_priority()); |
| } |
| |
| TEST(SpdyStreamPrecedenceTest, Equals) { |
| EXPECT_EQ(SpdyStreamPrecedence(3), SpdyStreamPrecedence(3)); |
| EXPECT_NE(SpdyStreamPrecedence(3), SpdyStreamPrecedence(4)); |
| |
| EXPECT_EQ(SpdyStreamPrecedence(1, 2, false), |
| SpdyStreamPrecedence(1, 2, false)); |
| EXPECT_NE(SpdyStreamPrecedence(1, 2, false), |
| SpdyStreamPrecedence(2, 2, false)); |
| EXPECT_NE(SpdyStreamPrecedence(1, 2, false), |
| SpdyStreamPrecedence(1, 3, false)); |
| EXPECT_NE(SpdyStreamPrecedence(1, 2, false), |
| SpdyStreamPrecedence(1, 2, true)); |
| |
| SpdyStreamPrecedence spdy3_prec(3); |
| SpdyStreamPrecedence h2_prec(spdy3_prec.parent_id(), spdy3_prec.weight(), |
| spdy3_prec.is_exclusive()); |
| EXPECT_NE(spdy3_prec, h2_prec); |
| } |
| |
| } // namespace test |
| } // namespace net |