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// Copyright 2013 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 "chrome/common/crash_keys.h"
#include <map>
#include <set>
#include <string>
#include "base/command_line.h"
#include "base/compiler_specific.h"
#include "base/debug/crash_logging.h"
#include "base/strings/string_piece.h"
#include "base/strings/stringprintf.h"
#include "testing/gtest/include/gtest/gtest.h"
class CrashKeysTest : public testing::Test {
public:
virtual void SetUp() OVERRIDE {
self_ = this;
base::debug::SetCrashKeyReportingFunctions(
&SetCrashKeyValue, &ClearCrashKey);
crash_keys::RegisterChromeCrashKeys();
}
virtual void TearDown() OVERRIDE {
base::debug::ResetCrashLoggingForTesting();
self_ = NULL;
}
bool HasCrashKey(const std::string& key) {
return keys_.find(key) != keys_.end();
}
std::string GetKeyValue(const std::string& key) {
std::map<std::string, std::string>::const_iterator it = keys_.find(key);
if (it == keys_.end())
return std::string();
return it->second;
}
private:
static void SetCrashKeyValue(const base::StringPiece& key,
const base::StringPiece& value) {
self_->keys_[key.as_string()] = value.as_string();
}
static void ClearCrashKey(const base::StringPiece& key) {
self_->keys_.erase(key.as_string());
}
static CrashKeysTest* self_;
std::map<std::string, std::string> keys_;
};
CrashKeysTest* CrashKeysTest::self_ = NULL;
TEST_F(CrashKeysTest, Switches) {
// Set three switches.
{
CommandLine command_line(CommandLine::NO_PROGRAM);
for (int i = 1; i <= 3; ++i)
command_line.AppendSwitch(base::StringPrintf("--flag-%d", i));
crash_keys::SetSwitchesFromCommandLine(&command_line);
EXPECT_EQ("--flag-1", GetKeyValue("switch-1"));
EXPECT_EQ("--flag-2", GetKeyValue("switch-2"));
EXPECT_EQ("--flag-3", GetKeyValue("switch-3"));
EXPECT_FALSE(HasCrashKey("switch-4"));
}
// Set more than the max switches.
{
CommandLine command_line(CommandLine::NO_PROGRAM);
const int kMax = crash_keys::kSwitchesMaxCount + 2;
EXPECT_GT(kMax, 15);
for (int i = 1; i <= kMax; ++i)
command_line.AppendSwitch(base::StringPrintf("--many-%d", i));
crash_keys::SetSwitchesFromCommandLine(&command_line);
EXPECT_EQ("--many-1", GetKeyValue("switch-1"));
EXPECT_EQ("--many-9", GetKeyValue("switch-9"));
EXPECT_EQ("--many-15", GetKeyValue("switch-15"));
EXPECT_FALSE(HasCrashKey("switch-16"));
EXPECT_FALSE(HasCrashKey("switch-17"));
}
// Set fewer to ensure that old ones are erased.
{
CommandLine command_line(CommandLine::NO_PROGRAM);
for (int i = 1; i <= 5; ++i)
command_line.AppendSwitch(base::StringPrintf("--fewer-%d", i));
crash_keys::SetSwitchesFromCommandLine(&command_line);
EXPECT_EQ("--fewer-1", GetKeyValue("switch-1"));
EXPECT_EQ("--fewer-2", GetKeyValue("switch-2"));
EXPECT_EQ("--fewer-3", GetKeyValue("switch-3"));
EXPECT_EQ("--fewer-4", GetKeyValue("switch-4"));
EXPECT_EQ("--fewer-5", GetKeyValue("switch-5"));
for (int i = 6; i < 20; ++i)
EXPECT_FALSE(HasCrashKey(base::StringPrintf(crash_keys::kSwitch, i)));
}
}
TEST_F(CrashKeysTest, Extensions) {
// Set three extensions.
{
std::set<std::string> extensions;
extensions.insert("ext.1");
extensions.insert("ext.2");
extensions.insert("ext.3");
crash_keys::SetActiveExtensions(extensions);
extensions.erase(GetKeyValue("extension-1"));
extensions.erase(GetKeyValue("extension-2"));
extensions.erase(GetKeyValue("extension-3"));
EXPECT_EQ(0u, extensions.size());
EXPECT_EQ("3", GetKeyValue("num-extensions"));
EXPECT_FALSE(HasCrashKey("extension-4"));
}
// Set more than the max switches.
{
std::set<std::string> extensions;
const int kMax = crash_keys::kExtensionIDMaxCount + 2;
EXPECT_GT(kMax, 10);
for (int i = 1; i <= kMax; ++i)
extensions.insert(base::StringPrintf("ext.%d", i));
crash_keys::SetActiveExtensions(extensions);
for (int i = 1; i <= kMax; ++i) {
extensions.erase(
GetKeyValue(base::StringPrintf(crash_keys::kExtensionID, i)));
}
EXPECT_EQ(2u, extensions.size());
EXPECT_EQ("12", GetKeyValue("num-extensions"));
EXPECT_FALSE(HasCrashKey("extension-13"));
EXPECT_FALSE(HasCrashKey("extension-14"));
}
// Set fewer to ensure that old ones are erased.
{
std::set<std::string> extensions;
for (int i = 1; i <= 5; ++i)
extensions.insert(base::StringPrintf("ext.%d", i));
crash_keys::SetActiveExtensions(extensions);
extensions.erase(GetKeyValue("extension-1"));
extensions.erase(GetKeyValue("extension-2"));
extensions.erase(GetKeyValue("extension-3"));
extensions.erase(GetKeyValue("extension-4"));
extensions.erase(GetKeyValue("extension-5"));
EXPECT_EQ(0u, extensions.size());
EXPECT_EQ("5", GetKeyValue("num-extensions"));
for (int i = 6; i < 20; ++i) {
std::string key = base::StringPrintf(crash_keys::kExtensionID, i);
EXPECT_FALSE(HasCrashKey(key)) << key;
}
}
}
#if defined(OS_CHROMEOS)
TEST_F(CrashKeysTest, IgnoreBoringFlags) {
CommandLine command_line(CommandLine::NO_PROGRAM);
command_line.AppendSwitch("--enable-logging");
command_line.AppendSwitch("--user-data-dir=/tmp");
command_line.AppendSwitch("--v=1");
command_line.AppendSwitch("--ash-default-wallpaper-small=test.png");
command_line.AppendSwitch("--vv=1");
command_line.AppendSwitch("--vvv");
command_line.AppendSwitch("--enable-multi-profiles");
command_line.AppendSwitch("--device-management-url=https://foo/bar");
crash_keys::SetSwitchesFromCommandLine(&command_line);
EXPECT_EQ("--vv=1", GetKeyValue("switch-1"));
EXPECT_EQ("--vvv", GetKeyValue("switch-2"));
EXPECT_EQ("--enable-multi-profiles", GetKeyValue("switch-3"));
EXPECT_EQ("--device-management-url=https://foo/bar", GetKeyValue("switch-4"));
EXPECT_FALSE(HasCrashKey("switch-5"));
}
#endif
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