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// Copyright (c) 2016 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 "quic/core/quic_version_manager.h"
#include "absl/base/macros.h"
#include "quic/core/quic_versions.h"
#include "quic/platform/api/quic_flags.h"
#include "quic/platform/api/quic_test.h"
using ::testing::ElementsAre;
namespace quic {
namespace test {
namespace {
class QuicVersionManagerTest : public QuicTest {};
TEST_F(QuicVersionManagerTest, QuicVersionManager) {
static_assert(SupportedVersions().size() == 5u,
"Supported versions out of sync");
for (const ParsedQuicVersion& version : AllSupportedVersions()) {
QuicEnableVersion(version);
}
QuicDisableVersion(ParsedQuicVersion::RFCv1());
QuicDisableVersion(ParsedQuicVersion::Draft29());
QuicVersionManager manager(AllSupportedVersions());
ParsedQuicVersionVector expected_parsed_versions;
expected_parsed_versions.push_back(ParsedQuicVersion::Q050());
expected_parsed_versions.push_back(ParsedQuicVersion::Q046());
expected_parsed_versions.push_back(ParsedQuicVersion::Q043());
EXPECT_EQ(expected_parsed_versions, manager.GetSupportedVersions());
EXPECT_EQ(FilterSupportedVersions(AllSupportedVersions()),
manager.GetSupportedVersions());
EXPECT_TRUE(manager.GetSupportedVersionsWithOnlyHttp3().empty());
EXPECT_EQ(CurrentSupportedVersionsWithQuicCrypto(),
manager.GetSupportedVersionsWithQuicCrypto());
EXPECT_THAT(manager.GetSupportedAlpns(),
ElementsAre("h3-Q050", "h3-Q046", "h3-Q043"));
int offset = 0;
QuicEnableVersion(ParsedQuicVersion::Draft29());
expected_parsed_versions.insert(expected_parsed_versions.begin(),
ParsedQuicVersion::Draft29());
EXPECT_EQ(expected_parsed_versions, manager.GetSupportedVersions());
EXPECT_EQ(expected_parsed_versions.size() - 1 - offset,
manager.GetSupportedVersionsWithQuicCrypto().size());
EXPECT_EQ(FilterSupportedVersions(AllSupportedVersions()),
manager.GetSupportedVersions());
EXPECT_EQ(1u, manager.GetSupportedVersionsWithOnlyHttp3().size());
EXPECT_EQ(CurrentSupportedHttp3Versions(),
manager.GetSupportedVersionsWithOnlyHttp3());
EXPECT_EQ(CurrentSupportedVersionsWithQuicCrypto(),
manager.GetSupportedVersionsWithQuicCrypto());
EXPECT_THAT(manager.GetSupportedAlpns(),
ElementsAre("h3-29", "h3-Q050", "h3-Q046", "h3-Q043"));
offset++;
QuicEnableVersion(ParsedQuicVersion::RFCv1());
expected_parsed_versions.insert(expected_parsed_versions.begin(),
ParsedQuicVersion::RFCv1());
EXPECT_EQ(expected_parsed_versions, manager.GetSupportedVersions());
EXPECT_EQ(expected_parsed_versions.size() - 1 - offset,
manager.GetSupportedVersionsWithQuicCrypto().size());
EXPECT_EQ(FilterSupportedVersions(AllSupportedVersions()),
manager.GetSupportedVersions());
EXPECT_EQ(2u, manager.GetSupportedVersionsWithOnlyHttp3().size());
EXPECT_EQ(CurrentSupportedHttp3Versions(),
manager.GetSupportedVersionsWithOnlyHttp3());
EXPECT_EQ(CurrentSupportedVersionsWithQuicCrypto(),
manager.GetSupportedVersionsWithQuicCrypto());
EXPECT_THAT(manager.GetSupportedAlpns(),
ElementsAre("h3", "h3-29", "h3-Q050", "h3-Q046", "h3-Q043"));
}
} // namespace
} // namespace test
} // namespace quic
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