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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "net/spdy/hpack_header_table.h" | |
| 6 | |
| 7 #include <algorithm> | |
| 8 #include <set> | |
| 9 #include <string> | |
| 10 #include <vector> | |
| 11 | |
| 12 #include "base/basictypes.h" | |
| 13 #include "base/macros.h" | |
| 14 #include "net/spdy/hpack_constants.h" | |
| 15 #include "net/spdy/hpack_entry.h" | |
| 16 #include "testing/gtest/include/gtest/gtest.h" | |
| 17 | |
| 18 namespace net { | |
| 19 | |
| 20 using base::StringPiece; | |
| 21 using std::distance; | |
| 22 using std::string; | |
| 23 | |
| 24 namespace test { | |
| 25 | |
| 26 class HpackHeaderTablePeer { | |
| 27 public: | |
| 28 explicit HpackHeaderTablePeer(HpackHeaderTable* table) | |
| 29 : table_(table) {} | |
| 30 | |
| 31 const HpackHeaderTable::EntryTable& dynamic_entries() { | |
| 32 return table_->dynamic_entries_; | |
| 33 } | |
| 34 const HpackHeaderTable::EntryTable& static_entries() { | |
| 35 return table_->static_entries_; | |
| 36 } | |
| 37 size_t index_size() { | |
| 38 return table_->static_index_.size() + table_->dynamic_index_.size(); | |
| 39 } | |
| 40 std::vector<HpackEntry*> EvictionSet(StringPiece name, StringPiece value) { | |
| 41 HpackHeaderTable::EntryTable::iterator begin, end; | |
| 42 table_->EvictionSet(name, value, &begin, &end); | |
| 43 std::vector<HpackEntry*> result; | |
| 44 for (; begin != end; ++begin) { | |
| 45 result.push_back(&(*begin)); | |
| 46 } | |
| 47 return result; | |
| 48 } | |
| 49 size_t total_insertions() { | |
| 50 return table_->total_insertions_; | |
| 51 } | |
| 52 size_t dynamic_entries_count() { | |
| 53 return table_->dynamic_entries_.size(); | |
| 54 } | |
| 55 size_t EvictionCountForEntry(StringPiece name, StringPiece value) { | |
| 56 return table_->EvictionCountForEntry(name, value); | |
| 57 } | |
| 58 size_t EvictionCountToReclaim(size_t reclaim_size) { | |
| 59 return table_->EvictionCountToReclaim(reclaim_size); | |
| 60 } | |
| 61 void Evict(size_t count) { | |
| 62 return table_->Evict(count); | |
| 63 } | |
| 64 | |
| 65 void AddDynamicEntry(StringPiece name, StringPiece value) { | |
| 66 table_->dynamic_entries_.push_back( | |
| 67 HpackEntry(name, value, false, table_->total_insertions_++)); | |
| 68 } | |
| 69 | |
| 70 private: | |
| 71 HpackHeaderTable* table_; | |
| 72 }; | |
| 73 | |
| 74 } // namespace test | |
| 75 | |
| 76 namespace { | |
| 77 | |
| 78 class HpackHeaderTableTest : public ::testing::Test { | |
| 79 protected: | |
| 80 typedef std::vector<HpackEntry> HpackEntryVector; | |
| 81 | |
| 82 HpackHeaderTableTest() : table_(), peer_(&table_) {} | |
| 83 | |
| 84 // Returns an entry whose Size() is equal to the given one. | |
| 85 static HpackEntry MakeEntryOfSize(uint32 size) { | |
| 86 EXPECT_GE(size, HpackEntry::kSizeOverhead); | |
| 87 string name((size - HpackEntry::kSizeOverhead) / 2, 'n'); | |
| 88 string value(size - HpackEntry::kSizeOverhead - name.size(), 'v'); | |
| 89 HpackEntry entry(name, value); | |
| 90 EXPECT_EQ(size, entry.Size()); | |
| 91 return entry; | |
| 92 } | |
| 93 | |
| 94 // Returns a vector of entries whose total size is equal to the given | |
| 95 // one. | |
| 96 static HpackEntryVector MakeEntriesOfTotalSize(uint32 total_size) { | |
| 97 EXPECT_GE(total_size, HpackEntry::kSizeOverhead); | |
| 98 uint32 entry_size = HpackEntry::kSizeOverhead; | |
| 99 uint32 remaining_size = total_size; | |
| 100 HpackEntryVector entries; | |
| 101 while (remaining_size > 0) { | |
| 102 EXPECT_LE(entry_size, remaining_size); | |
| 103 entries.push_back(MakeEntryOfSize(entry_size)); | |
| 104 remaining_size -= entry_size; | |
| 105 entry_size = std::min(remaining_size, entry_size + 32); | |
| 106 } | |
| 107 return entries; | |
| 108 } | |
| 109 | |
| 110 // Adds the given vector of entries to the given header table, | |
| 111 // expecting no eviction to happen. | |
| 112 void AddEntriesExpectNoEviction(const HpackEntryVector& entries) { | |
| 113 for (HpackEntryVector::const_iterator it = entries.begin(); | |
| 114 it != entries.end(); ++it) { | |
| 115 HpackHeaderTable::EntryTable::iterator begin, end; | |
| 116 | |
| 117 table_.EvictionSet(it->name(), it->value(), &begin, &end); | |
| 118 EXPECT_EQ(0, distance(begin, end)); | |
| 119 | |
| 120 const HpackEntry* entry = table_.TryAddEntry(it->name(), it->value()); | |
| 121 EXPECT_NE(entry, static_cast<HpackEntry*>(NULL)); | |
| 122 } | |
| 123 | |
| 124 for (size_t i = 0; i != entries.size(); ++i) { | |
| 125 // Static table has 61 entries, dynamic entries follow those. | |
| 126 size_t index = 61 + entries.size() - i; | |
| 127 const HpackEntry* entry = table_.GetByIndex(index); | |
| 128 EXPECT_EQ(entries[i].name(), entry->name()); | |
| 129 EXPECT_EQ(entries[i].value(), entry->value()); | |
| 130 EXPECT_EQ(index, table_.IndexOf(entry)); | |
| 131 } | |
| 132 } | |
| 133 | |
| 134 HpackEntry DynamicEntry(string name, string value) { | |
| 135 peer_.AddDynamicEntry(name, value); | |
| 136 return peer_.dynamic_entries().back(); | |
| 137 } | |
| 138 | |
| 139 HpackHeaderTable table_; | |
| 140 test::HpackHeaderTablePeer peer_; | |
| 141 }; | |
| 142 | |
| 143 TEST_F(HpackHeaderTableTest, StaticTableInitialization) { | |
| 144 EXPECT_EQ(0u, table_.size()); | |
| 145 EXPECT_EQ(kDefaultHeaderTableSizeSetting, table_.max_size()); | |
| 146 EXPECT_EQ(kDefaultHeaderTableSizeSetting, table_.settings_size_bound()); | |
| 147 | |
| 148 EXPECT_EQ(0u, peer_.dynamic_entries_count()); | |
| 149 EXPECT_EQ(peer_.static_entries().size(), peer_.total_insertions()); | |
| 150 | |
| 151 // Static entries have been populated and inserted into the table & index. | |
| 152 EXPECT_NE(0u, peer_.static_entries().size()); | |
| 153 EXPECT_EQ(peer_.index_size(), peer_.static_entries().size()); | |
| 154 for (size_t i = 0; i != peer_.static_entries().size(); ++i) { | |
| 155 const HpackEntry* entry = &peer_.static_entries()[i]; | |
| 156 | |
| 157 EXPECT_TRUE(entry->IsStatic()); | |
| 158 EXPECT_EQ(entry, table_.GetByIndex(i + 1)); | |
| 159 EXPECT_EQ(entry, table_.GetByNameAndValue(entry->name(), entry->value())); | |
| 160 } | |
| 161 } | |
| 162 | |
| 163 TEST_F(HpackHeaderTableTest, BasicDynamicEntryInsertionAndEviction) { | |
| 164 size_t static_count = peer_.total_insertions(); | |
| 165 const HpackEntry* first_static_entry = table_.GetByIndex(1); | |
| 166 | |
| 167 EXPECT_EQ(1u, table_.IndexOf(first_static_entry)); | |
| 168 | |
| 169 const HpackEntry* entry = table_.TryAddEntry("header-key", "Header Value"); | |
| 170 EXPECT_EQ("header-key", entry->name()); | |
| 171 EXPECT_EQ("Header Value", entry->value()); | |
| 172 EXPECT_FALSE(entry->IsStatic()); | |
| 173 | |
| 174 // Table counts were updated appropriately. | |
| 175 EXPECT_EQ(entry->Size(), table_.size()); | |
| 176 EXPECT_EQ(1u, peer_.dynamic_entries_count()); | |
| 177 EXPECT_EQ(peer_.dynamic_entries().size(), peer_.dynamic_entries_count()); | |
| 178 EXPECT_EQ(static_count + 1, peer_.total_insertions()); | |
| 179 EXPECT_EQ(static_count + 1, peer_.index_size()); | |
| 180 | |
| 181 // Index() of entries reflects the insertion. | |
| 182 EXPECT_EQ(1u, table_.IndexOf(first_static_entry)); | |
| 183 // Static table has 61 entries. | |
| 184 EXPECT_EQ(62u, table_.IndexOf(entry)); | |
| 185 EXPECT_EQ(first_static_entry, table_.GetByIndex(1)); | |
| 186 EXPECT_EQ(entry, table_.GetByIndex(62)); | |
| 187 | |
| 188 // Evict |entry|. Table counts are again updated appropriately. | |
| 189 peer_.Evict(1); | |
| 190 EXPECT_EQ(0u, table_.size()); | |
| 191 EXPECT_EQ(0u, peer_.dynamic_entries_count()); | |
| 192 EXPECT_EQ(peer_.dynamic_entries().size(), peer_.dynamic_entries_count()); | |
| 193 EXPECT_EQ(static_count + 1, peer_.total_insertions()); | |
| 194 EXPECT_EQ(static_count, peer_.index_size()); | |
| 195 | |
| 196 // Index() of |first_static_entry| reflects the eviction. | |
| 197 EXPECT_EQ(1u, table_.IndexOf(first_static_entry)); | |
| 198 EXPECT_EQ(first_static_entry, table_.GetByIndex(1)); | |
| 199 } | |
| 200 | |
| 201 TEST_F(HpackHeaderTableTest, EntryIndexing) { | |
| 202 const HpackEntry* first_static_entry = table_.GetByIndex(1); | |
| 203 | |
| 204 // Static entries are queryable by name & value. | |
| 205 EXPECT_EQ(first_static_entry, table_.GetByName(first_static_entry->name())); | |
| 206 EXPECT_EQ(first_static_entry, table_.GetByNameAndValue( | |
| 207 first_static_entry->name(), first_static_entry->value())); | |
| 208 | |
| 209 // Create a mix of entries which duplicate names, and names & values of both | |
| 210 // dynamic and static entries. | |
| 211 const HpackEntry* entry1 = table_.TryAddEntry(first_static_entry->name(), | |
| 212 first_static_entry->value()); | |
| 213 const HpackEntry* entry2 = | |
| 214 table_.TryAddEntry(first_static_entry->name(), "Value Four"); | |
| 215 const HpackEntry* entry3 = table_.TryAddEntry("key-1", "Value One"); | |
| 216 const HpackEntry* entry4 = table_.TryAddEntry("key-2", "Value Three"); | |
| 217 const HpackEntry* entry5 = table_.TryAddEntry("key-1", "Value Two"); | |
| 218 const HpackEntry* entry6 = table_.TryAddEntry("key-2", "Value Three"); | |
| 219 const HpackEntry* entry7 = table_.TryAddEntry("key-2", "Value Four"); | |
| 220 | |
| 221 // Entries are queryable under their current index. | |
| 222 EXPECT_EQ(entry7, table_.GetByIndex(62)); | |
| 223 EXPECT_EQ(entry6, table_.GetByIndex(63)); | |
| 224 EXPECT_EQ(entry5, table_.GetByIndex(64)); | |
| 225 EXPECT_EQ(entry4, table_.GetByIndex(65)); | |
| 226 EXPECT_EQ(entry3, table_.GetByIndex(66)); | |
| 227 EXPECT_EQ(entry2, table_.GetByIndex(67)); | |
| 228 EXPECT_EQ(entry1, table_.GetByIndex(68)); | |
| 229 EXPECT_EQ(first_static_entry, table_.GetByIndex(1)); | |
| 230 | |
| 231 // Querying by name returns the lowest-value matching entry. | |
| 232 EXPECT_EQ(entry3, table_.GetByName("key-1")); | |
| 233 EXPECT_EQ(entry7, table_.GetByName("key-2")); | |
| 234 EXPECT_EQ(entry2->name(), | |
| 235 table_.GetByName(first_static_entry->name())->name()); | |
| 236 EXPECT_EQ(NULL, table_.GetByName("not-present")); | |
| 237 | |
| 238 // Querying by name & value returns the lowest-index matching entry among | |
| 239 // static entries, and the highest-index one among dynamic entries. | |
| 240 EXPECT_EQ(entry3, table_.GetByNameAndValue("key-1", "Value One")); | |
| 241 EXPECT_EQ(entry5, table_.GetByNameAndValue("key-1", "Value Two")); | |
| 242 EXPECT_EQ(entry4, table_.GetByNameAndValue("key-2", "Value Three")); | |
| 243 EXPECT_EQ(entry7, table_.GetByNameAndValue("key-2", "Value Four")); | |
| 244 EXPECT_EQ(first_static_entry, | |
| 245 table_.GetByNameAndValue(first_static_entry->name(), | |
| 246 first_static_entry->value())); | |
| 247 EXPECT_EQ(entry2, table_.GetByNameAndValue(first_static_entry->name(), | |
| 248 "Value Four")); | |
| 249 EXPECT_EQ(NULL, table_.GetByNameAndValue("key-1", "Not Present")); | |
| 250 EXPECT_EQ(NULL, table_.GetByNameAndValue("not-present", "Value One")); | |
| 251 | |
| 252 // Evict |entry1|. Queries for its name & value now return the static entry. | |
| 253 // |entry2| remains queryable. | |
| 254 peer_.Evict(1); | |
| 255 EXPECT_EQ(first_static_entry, | |
| 256 table_.GetByNameAndValue(first_static_entry->name(), | |
| 257 first_static_entry->value())); | |
| 258 EXPECT_EQ(entry2, table_.GetByNameAndValue(first_static_entry->name(), | |
| 259 "Value Four")); | |
| 260 | |
| 261 // Evict |entry2|. Queries by its name & value are not found. | |
| 262 peer_.Evict(1); | |
| 263 EXPECT_EQ(NULL, table_.GetByNameAndValue(first_static_entry->name(), | |
| 264 "Value Four")); | |
| 265 } | |
| 266 | |
| 267 TEST_F(HpackHeaderTableTest, SetSizes) { | |
| 268 string key = "key", value = "value"; | |
| 269 const HpackEntry* entry1 = table_.TryAddEntry(key, value); | |
| 270 const HpackEntry* entry2 = table_.TryAddEntry(key, value); | |
| 271 const HpackEntry* entry3 = table_.TryAddEntry(key, value); | |
| 272 | |
| 273 // Set exactly large enough. No Evictions. | |
| 274 size_t max_size = entry1->Size() + entry2->Size() + entry3->Size(); | |
| 275 table_.SetMaxSize(max_size); | |
| 276 EXPECT_EQ(3u, peer_.dynamic_entries().size()); | |
| 277 | |
| 278 // Set just too small. One eviction. | |
| 279 max_size = entry1->Size() + entry2->Size() + entry3->Size() - 1; | |
| 280 table_.SetMaxSize(max_size); | |
| 281 EXPECT_EQ(2u, peer_.dynamic_entries().size()); | |
| 282 | |
| 283 // Changing SETTINGS_HEADER_TABLE_SIZE doesn't affect table_.max_size(), | |
| 284 // iff SETTINGS_HEADER_TABLE_SIZE >= |max_size|. | |
| 285 EXPECT_EQ(kDefaultHeaderTableSizeSetting, table_.settings_size_bound()); | |
| 286 table_.SetSettingsHeaderTableSize(kDefaultHeaderTableSizeSetting*2); | |
| 287 EXPECT_EQ(max_size, table_.max_size()); | |
| 288 table_.SetSettingsHeaderTableSize(max_size + 1); | |
| 289 EXPECT_EQ(max_size, table_.max_size()); | |
| 290 EXPECT_EQ(2u, peer_.dynamic_entries().size()); | |
| 291 | |
| 292 // SETTINGS_HEADER_TABLE_SIZE upper-bounds |table_.max_size()|, | |
| 293 // and will force evictions. | |
| 294 max_size = entry3->Size() - 1; | |
| 295 table_.SetSettingsHeaderTableSize(max_size); | |
| 296 EXPECT_EQ(max_size, table_.max_size()); | |
| 297 EXPECT_EQ(max_size, table_.settings_size_bound()); | |
| 298 EXPECT_EQ(0u, peer_.dynamic_entries().size()); | |
| 299 } | |
| 300 | |
| 301 TEST_F(HpackHeaderTableTest, EvictionCountForEntry) { | |
| 302 string key = "key", value = "value"; | |
| 303 const HpackEntry* entry1 = table_.TryAddEntry(key, value); | |
| 304 const HpackEntry* entry2 = table_.TryAddEntry(key, value); | |
| 305 size_t entry3_size = HpackEntry::Size(key, value); | |
| 306 | |
| 307 // Just enough capacity for third entry. | |
| 308 table_.SetMaxSize(entry1->Size() + entry2->Size() + entry3_size); | |
| 309 EXPECT_EQ(0u, peer_.EvictionCountForEntry(key, value)); | |
| 310 EXPECT_EQ(1u, peer_.EvictionCountForEntry(key, value + "x")); | |
| 311 | |
| 312 // No extra capacity. Third entry would force evictions. | |
| 313 table_.SetMaxSize(entry1->Size() + entry2->Size()); | |
| 314 EXPECT_EQ(1u, peer_.EvictionCountForEntry(key, value)); | |
| 315 EXPECT_EQ(2u, peer_.EvictionCountForEntry(key, value + "x")); | |
| 316 } | |
| 317 | |
| 318 TEST_F(HpackHeaderTableTest, EvictionCountToReclaim) { | |
| 319 string key = "key", value = "value"; | |
| 320 const HpackEntry* entry1 = table_.TryAddEntry(key, value); | |
| 321 const HpackEntry* entry2 = table_.TryAddEntry(key, value); | |
| 322 | |
| 323 EXPECT_EQ(1u, peer_.EvictionCountToReclaim(1)); | |
| 324 EXPECT_EQ(1u, peer_.EvictionCountToReclaim(entry1->Size())); | |
| 325 EXPECT_EQ(2u, peer_.EvictionCountToReclaim(entry1->Size() + 1)); | |
| 326 EXPECT_EQ(2u, peer_.EvictionCountToReclaim(entry1->Size() + entry2->Size())); | |
| 327 } | |
| 328 | |
| 329 // Fill a header table with entries. Make sure the entries are in | |
| 330 // reverse order in the header table. | |
| 331 TEST_F(HpackHeaderTableTest, TryAddEntryBasic) { | |
| 332 EXPECT_EQ(0u, table_.size()); | |
| 333 EXPECT_EQ(table_.settings_size_bound(), table_.max_size()); | |
| 334 | |
| 335 HpackEntryVector entries = MakeEntriesOfTotalSize(table_.max_size()); | |
| 336 | |
| 337 // Most of the checks are in AddEntriesExpectNoEviction(). | |
| 338 AddEntriesExpectNoEviction(entries); | |
| 339 EXPECT_EQ(table_.max_size(), table_.size()); | |
| 340 EXPECT_EQ(table_.settings_size_bound(), table_.size()); | |
| 341 } | |
| 342 | |
| 343 // Fill a header table with entries, and then ramp the table's max | |
| 344 // size down to evict an entry one at a time. Make sure the eviction | |
| 345 // happens as expected. | |
| 346 TEST_F(HpackHeaderTableTest, SetMaxSize) { | |
| 347 HpackEntryVector entries = MakeEntriesOfTotalSize( | |
| 348 kDefaultHeaderTableSizeSetting / 2); | |
| 349 AddEntriesExpectNoEviction(entries); | |
| 350 | |
| 351 for (HpackEntryVector::iterator it = entries.begin(); | |
| 352 it != entries.end(); ++it) { | |
| 353 size_t expected_count = distance(it, entries.end()); | |
| 354 EXPECT_EQ(expected_count, peer_.dynamic_entries().size()); | |
| 355 | |
| 356 table_.SetMaxSize(table_.size() + 1); | |
| 357 EXPECT_EQ(expected_count, peer_.dynamic_entries().size()); | |
| 358 | |
| 359 table_.SetMaxSize(table_.size()); | |
| 360 EXPECT_EQ(expected_count, peer_.dynamic_entries().size()); | |
| 361 | |
| 362 --expected_count; | |
| 363 table_.SetMaxSize(table_.size() - 1); | |
| 364 EXPECT_EQ(expected_count, peer_.dynamic_entries().size()); | |
| 365 } | |
| 366 EXPECT_EQ(0u, table_.size()); | |
| 367 } | |
| 368 | |
| 369 // Fill a header table with entries, and then add an entry just big | |
| 370 // enough to cause eviction of all but one entry. Make sure the | |
| 371 // eviction happens as expected and the long entry is inserted into | |
| 372 // the table. | |
| 373 TEST_F(HpackHeaderTableTest, TryAddEntryEviction) { | |
| 374 HpackEntryVector entries = MakeEntriesOfTotalSize(table_.max_size()); | |
| 375 AddEntriesExpectNoEviction(entries); | |
| 376 | |
| 377 const HpackEntry* survivor_entry = table_.GetByIndex(61 + 1); | |
| 378 HpackEntry long_entry = | |
| 379 MakeEntryOfSize(table_.max_size() - survivor_entry->Size()); | |
| 380 | |
| 381 // All dynamic entries but the first are to be evicted. | |
| 382 EXPECT_EQ(peer_.dynamic_entries().size() - 1, peer_.EvictionSet( | |
| 383 long_entry.name(), long_entry.value()).size()); | |
| 384 | |
| 385 const HpackEntry* new_entry = | |
| 386 table_.TryAddEntry(long_entry.name(), long_entry.value()); | |
| 387 EXPECT_EQ(62u, table_.IndexOf(new_entry)); | |
| 388 EXPECT_EQ(2u, peer_.dynamic_entries().size()); | |
| 389 EXPECT_EQ(table_.GetByIndex(63), survivor_entry); | |
| 390 EXPECT_EQ(table_.GetByIndex(62), new_entry); | |
| 391 } | |
| 392 | |
| 393 // Fill a header table with entries, and then add an entry bigger than | |
| 394 // the entire table. Make sure no entry remains in the table. | |
| 395 TEST_F(HpackHeaderTableTest, TryAddTooLargeEntry) { | |
| 396 HpackEntryVector entries = MakeEntriesOfTotalSize(table_.max_size()); | |
| 397 AddEntriesExpectNoEviction(entries); | |
| 398 | |
| 399 const HpackEntry long_entry = MakeEntryOfSize(table_.max_size() + 1); | |
| 400 | |
| 401 // All entries are to be evicted. | |
| 402 EXPECT_EQ(peer_.dynamic_entries().size(), peer_.EvictionSet( | |
| 403 long_entry.name(), long_entry.value()).size()); | |
| 404 | |
| 405 const HpackEntry* new_entry = | |
| 406 table_.TryAddEntry(long_entry.name(), long_entry.value()); | |
| 407 EXPECT_EQ(new_entry, static_cast<HpackEntry*>(NULL)); | |
| 408 EXPECT_EQ(0u, peer_.dynamic_entries().size()); | |
| 409 } | |
| 410 | |
| 411 TEST_F(HpackHeaderTableTest, ComparatorNameOrdering) { | |
| 412 HpackEntry entry1("header", "value"); | |
| 413 HpackEntry entry2("HEADER", "value"); | |
| 414 | |
| 415 HpackHeaderTable::EntryComparator comparator; | |
| 416 EXPECT_FALSE(comparator(&entry1, &entry2)); | |
| 417 EXPECT_TRUE(comparator(&entry2, &entry1)); | |
| 418 } | |
| 419 | |
| 420 TEST_F(HpackHeaderTableTest, ComparatorValueOrdering) { | |
| 421 HpackEntry entry1("header", "value"); | |
| 422 HpackEntry entry2("header", "VALUE"); | |
| 423 | |
| 424 HpackHeaderTable::EntryComparator comparator; | |
| 425 EXPECT_FALSE(comparator(&entry1, &entry2)); | |
| 426 EXPECT_TRUE(comparator(&entry2, &entry1)); | |
| 427 } | |
| 428 | |
| 429 TEST_F(HpackHeaderTableTest, ComparatorIndexOrdering) { | |
| 430 HpackHeaderTable::EntryComparator comparator; | |
| 431 HpackEntry entry1(DynamicEntry("name", "value")); | |
| 432 HpackEntry entry2(DynamicEntry("name", "value")); | |
| 433 | |
| 434 // |entry1| has lower insertion index than |entry2|. | |
| 435 EXPECT_TRUE(comparator(&entry1, &entry2)); | |
| 436 EXPECT_FALSE(comparator(&entry2, &entry1)); | |
| 437 } | |
| 438 | |
| 439 TEST_F(HpackHeaderTableTest, ComparatorEqualityOrdering) { | |
| 440 HpackEntry entry1("name", "value"); | |
| 441 HpackEntry entry2(DynamicEntry("name", "value")); | |
| 442 | |
| 443 HpackHeaderTable::EntryComparator comparator; | |
| 444 EXPECT_FALSE(comparator(&entry1, &entry1)); | |
| 445 EXPECT_FALSE(comparator(&entry2, &entry2)); | |
| 446 } | |
| 447 | |
| 448 } // namespace | |
| 449 | |
| 450 } // namespace net | |
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