12a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Copyright (c) 2013 The Chromium Authors. All rights reserved. 22a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 32a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// found in the LICENSE file. 42a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 52a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/debug/crash_logging.h" 62a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 72a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <map> 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include <string> 92a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "base/bind.h" 112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#include "testing/gtest/include/gtest/gtest.h" 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace { 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)std::map<std::string, std::string>* key_values_ = NULL; 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} // namespace 182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class CrashLoggingTest : public testing::Test { 202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) public: 212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void SetUp() { 222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) key_values_ = new std::map<std::string, std::string>; 232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::SetCrashKeyReportingFunctions( 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) &CrashLoggingTest::SetKeyValue, 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) &CrashLoggingTest::ClearKeyValue); 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) virtual void TearDown() { 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::ResetCrashLoggingForTesting(); 302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) delete key_values_; 322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) key_values_ = NULL; 332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) private: 362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static void SetKeyValue(const base::StringPiece& key, 372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const base::StringPiece& value) { 382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) (*key_values_)[key.as_string()] = value.as_string(); 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) static void ClearKeyValue(const base::StringPiece& key) { 422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) key_values_->erase(key.as_string()); 432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)}; 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)TEST_F(CrashLoggingTest, SetClearSingle) { 472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const char* kTestKey = "test-key"; 482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::CrashKey keys[] = { { kTestKey, 255 } }; 492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::InitCrashKeys(keys, arraysize(keys), 255); 502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::SetCrashKeyValue(kTestKey, "value"); 522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("value", (*key_values_)[kTestKey]); 532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::ClearCrashKey(kTestKey); 552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(key_values_->end() == key_values_->find(kTestKey)); 562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)TEST_F(CrashLoggingTest, SetChunked) { 592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const char* kTestKey = "chunky"; 602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const char* kChunk1 = "chunky-1"; 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const char* kChunk2 = "chunky-2"; 622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const char* kChunk3 = "chunky-3"; 632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::CrashKey keys[] = { { kTestKey, 15 } }; 642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::InitCrashKeys(keys, arraysize(keys), 5); 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::map<std::string, std::string>& values = *key_values_; 672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Fill only the first chunk. 692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::SetCrashKeyValue(kTestKey, "foo"); 702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(1u, values.size()); 712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("foo", values[kChunk1]); 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk2)); 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk3)); 742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Fill three chunks with truncation (max length is 15, this string is 20). 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::SetCrashKeyValue(kTestKey, "five four three two"); 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(3u, values.size()); 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("five ", values[kChunk1]); 792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("four ", values[kChunk2]); 802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("three", values[kChunk3]); 812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Clear everything. 832a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::ClearCrashKey(kTestKey); 842a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(0u, values.size()); 852a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk1)); 862a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk2)); 872a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk3)); 882a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 892a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Refill all three chunks with truncation, then test that setting a smaller 902a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // value clears the third chunk. 912a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::SetCrashKeyValue(kTestKey, "five four three two"); 922a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::SetCrashKeyValue(kTestKey, "allays"); 932a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(2u, values.size()); 942a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("allay", values[kChunk1]); 952a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("s", values[kChunk2]); 962a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk3)); 972a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 982a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Clear everything. 992a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::ClearCrashKey(kTestKey); 1002a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(0u, values.size()); 1012a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk1)); 1022a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk2)); 1032a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(values.end() == values.find(kChunk3)); 1042a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1052a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1062a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)TEST_F(CrashLoggingTest, ScopedCrashKey) { 1072a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const char* kTestKey = "test-key"; 1082a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::CrashKey keys[] = { { kTestKey, 255 } }; 1092a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::InitCrashKeys(keys, arraysize(keys), 255); 1102a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1112a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(0u, key_values_->size()); 1122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(key_values_->end() == key_values_->find(kTestKey)); 1132a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { 1142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::ScopedCrashKey scoped_crash_key(kTestKey, "value"); 1152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("value", (*key_values_)[kTestKey]); 1162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(1u, key_values_->size()); 1172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) } 1182a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(0u, key_values_->size()); 1192a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(key_values_->end() == key_values_->find(kTestKey)); 1202a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1212a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1222a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)TEST_F(CrashLoggingTest, InitSize) { 1232a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::CrashKey keys[] = { 1242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { "chunked-3", 15 }, 1252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { "single", 5 }, 1262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) { "chunked-6", 30 }, 1272a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) }; 1282a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) size_t num_keys = base::debug::InitCrashKeys(keys, arraysize(keys), 5); 1302a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1312a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(10u, num_keys); 1322a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1332a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(base::debug::LookupCrashKey("chunked-3")); 1342a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(base::debug::LookupCrashKey("single")); 1352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_TRUE(base::debug::LookupCrashKey("chunked-6")); 1362a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_FALSE(base::debug::LookupCrashKey("chunked-6-4")); 1372a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1382a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)TEST_F(CrashLoggingTest, ChunkValue) { 1402a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) using base::debug::ChunkCrashKeyValue; 1412a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1422a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Test truncation. 1432a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::CrashKey key = { "chunky", 10 }; 1442a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) std::vector<std::string> results = 1452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ChunkCrashKeyValue(key, "hello world", 64); 1462a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ASSERT_EQ(1u, results.size()); 1472a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("hello worl", results[0]); 1482a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1492a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Test short string. 1502a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) results = ChunkCrashKeyValue(key, "hi", 10); 1512a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ASSERT_EQ(1u, results.size()); 1522a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("hi", results[0]); 1532a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1542a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Test chunk pair. 1552a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) key.max_length = 6; 1562a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) results = ChunkCrashKeyValue(key, "foobar", 3); 1572a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ASSERT_EQ(2u, results.size()); 1582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("foo", results[0]); 1592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("bar", results[1]); 1602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Test chunk pair truncation. 1622a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) results = ChunkCrashKeyValue(key, "foobared", 3); 1632a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ASSERT_EQ(2u, results.size()); 1642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("foo", results[0]); 1652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("bar", results[1]); 1662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // Test extra chunks. 1682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) key.max_length = 100; 1692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) results = ChunkCrashKeyValue(key, "hello world", 3); 1702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) ASSERT_EQ(4u, results.size()); 1712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("hel", results[0]); 1722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("lo ", results[1]); 1732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("wor", results[2]); 1742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ("ld", results[3]); 1752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 1762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 1772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)TEST_F(CrashLoggingTest, ChunkRounding) { 1782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // If max_length=12 and max_chunk_length=5, there should be 3 chunks, 1792a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) // not 2. 1802a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) base::debug::CrashKey key = { "round", 12 }; 1812a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) EXPECT_EQ(3u, base::debug::InitCrashKeys(&key, 1, 5)); 1822a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 183