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Integration test for Windows exception handler/minidump generation.

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R=hannah tang
A=nealsid



git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@358 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
nealsid 2009-07-17 01:15:48 +00:00
parent 6e525cbfbb
commit f4f249e544
3 changed files with 440 additions and 0 deletions
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10
src/client/windows/breakpad_client.sln
View file

@ -10,6 +10,8 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "crash_report_sender", "send
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "crash_generation", "crash_generation\crash_generation.vcproj", "{A820AF62-6239-4693-8430-4F516C1838F4}"
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "exception_handler_test", "handler\exception_handler_test\exception_handler_test.vcproj", "{89094A11-CF25-4037-AF43-EACFA751405E}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Win32 = Debug|Win32
@ -42,6 +44,14 @@ Global
{A820AF62-6239-4693-8430-4F516C1838F4}.Release|Win32.Build.0 = Release|Win32
{A820AF62-6239-4693-8430-4F516C1838F4}.ReleaseStaticCRT|Win32.ActiveCfg = ReleaseStaticCRT|Win32
{A820AF62-6239-4693-8430-4F516C1838F4}.ReleaseStaticCRT|Win32.Build.0 = ReleaseStaticCRT|Win32
{89094A11-CF25-4037-AF43-EACFA751405E}.Debug|Win32.ActiveCfg = Debug|Win32
{89094A11-CF25-4037-AF43-EACFA751405E}.Debug|Win32.Build.0 = Debug|Win32
{89094A11-CF25-4037-AF43-EACFA751405E}.DebugStaticCRT|Win32.ActiveCfg = Debug|Win32
{89094A11-CF25-4037-AF43-EACFA751405E}.DebugStaticCRT|Win32.Build.0 = Debug|Win32
{89094A11-CF25-4037-AF43-EACFA751405E}.Release|Win32.ActiveCfg = Release|Win32
{89094A11-CF25-4037-AF43-EACFA751405E}.Release|Win32.Build.0 = Release|Win32
{89094A11-CF25-4037-AF43-EACFA751405E}.ReleaseStaticCRT|Win32.ActiveCfg = Release|Win32
{89094A11-CF25-4037-AF43-EACFA751405E}.ReleaseStaticCRT|Win32.Build.0 = Release|Win32
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE

164
src/client/windows/handler/exception_handler_test/exception_handler_test.cc Normal file
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@ -0,0 +1,164 @@
// Copyright 2009, Google Inc.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "breakpad_googletest_includes.h"
#include "client/windows/crash_generation/crash_generation_server.h"
#include "client/windows/handler/exception_handler.h"
#include <windows.h>
#include <dbghelp.h>
#include <strsafe.h>
#include <objbase.h>
#include <shellapi.h>
namespace {
const wchar_t kPipeName[] = L"\\\\.\\pipe\\BreakpadCrashTest\\TestCaseServer";
const char kSuccessIndicator[] = "success";
const char kFailureIndicator[] = "failure";
// Utility function to test for a path's existence.
BOOL DoesPathExist(const TCHAR *path_name);
class ExceptionHandlerDeathTest : public ::testing::Test {
protected:
// Member variable for each test that they can use
// for temporary storage.
TCHAR temp_path_[MAX_PATH];
// Actually constructs a temp path name.
virtual void SetUp();
// A helper method that tests can use to crash.
void DoCrash();
};
void ExceptionHandlerDeathTest::SetUp() {
const ::testing::TestInfo* const test_info =
::testing::UnitTest::GetInstance()->current_test_info();
TCHAR temp_path[MAX_PATH] = { '\0' };
TCHAR test_name_wide[MAX_PATH] = { '\0' };
// We want the temporary directory to be what the OS returns
// to us, + the test case name.
GetTempPath(MAX_PATH, temp_path);
// THe test case name is exposed to use as a c-style string,
// But we might be working in UNICODE here on Windows.
int dwRet = MultiByteToWideChar(CP_ACP, 0, test_info->name(),
(int)strlen(test_info->name()), test_name_wide, MAX_PATH);
if (!dwRet) {
assert(false);
}
StringCchPrintfW(temp_path_, MAX_PATH, L"%s%s", temp_path, test_name_wide);
CreateDirectory(temp_path_, NULL);
}
BOOL DoesPathExist(const TCHAR *path_name) {
DWORD flags = GetFileAttributes(path_name);
if (flags == INVALID_FILE_ATTRIBUTES) {
return FALSE;
}
return TRUE;
}
bool MinidumpWrittenCallback(const wchar_t* dump_path,
const wchar_t* minidump_id,
void* context,
EXCEPTION_POINTERS* exinfo,
MDRawAssertionInfo* assertion,
bool succeeded) {
if (succeeded && DoesPathExist(dump_path)) {
fprintf(stderr, kSuccessIndicator);
} else {
fprintf(stderr, kFailureIndicator);
}
// If we don't flush, the output doesn't get sent before
// this process dies.
fflush(stderr);
return succeeded;
}
TEST_F(ExceptionHandlerDeathTest, InProcTest) {
// For the in-proc test, we just need to instantiate an exception
// handler in in-proc mode, and crash. Since the entire test is
// reexecuted in the child process, we don't have to worry about
// the semantics of the exception handler being inherited/not
// inherited across CreateProcess().
ASSERT_TRUE(DoesPathExist(temp_path_));
google_breakpad::ExceptionHandler *exc =
new google_breakpad::ExceptionHandler(
temp_path_, NULL, &MinidumpWrittenCallback, NULL,
google_breakpad::ExceptionHandler::HANDLER_ALL);
int *i = NULL;
ASSERT_DEATH((*i)++, kSuccessIndicator);
delete exc;
}
static bool gDumpCallbackCalled = false;
void clientDumpCallback(void *dump_context,
const google_breakpad::ClientInfo *client_info,
const std::wstring *dump_path){
gDumpCallbackCalled = true;
}
void ExceptionHandlerDeathTest::DoCrash() {
google_breakpad::ExceptionHandler *exc =
new google_breakpad::ExceptionHandler(
temp_path_, NULL, NULL, NULL,
google_breakpad::ExceptionHandler::HANDLER_ALL, MiniDumpNormal, kPipeName,
NULL);
// Although this is executing in the child process of the death test,
// if it's not true we'll still get an error rather than the crash
// being expected.
ASSERT_TRUE(exc->IsOutOfProcess());
int *i = NULL;
printf("%d\n", (*i)++);
}
TEST_F(ExceptionHandlerDeathTest, OutOfProcTest) {
// We can take advantage of a detail of google test here to save some
// complexity in testing: when you do a death test, it actually forks.
// So we can make the main test harness the crash generation server,
// and call ASSERT_DEATH on a NULL dereference, it to expecting test
// the out of process scenario, since it's happening in a different
// process! This is different from the above because, above, we pass
// a NULL pipe name, and we also don't start a crash generation server.
ASSERT_TRUE(DoesPathExist(temp_path_));
std::wstring dump_path(temp_path_);
google_breakpad::CrashGenerationServer server(
kPipeName, NULL, NULL, NULL, &clientDumpCallback, NULL, NULL, NULL, true,
&dump_path);
// This HAS to be EXPECT_, because when this test case is executed in the
// child process, the server registration will fail due to the named pipe
// being the same.
EXPECT_TRUE(server.Start());
EXPECT_FALSE(gDumpCallbackCalled);
ASSERT_DEATH(this->DoCrash(), "");
EXPECT_TRUE(gDumpCallbackCalled);
}
}

266
src/client/windows/handler/exception_handler_test/exception_handler_test.vcproj Normal file
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@ -0,0 +1,266 @@
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Keyword="Win32Proj"
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<Platform
Name="Win32"
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Name="Source Files"
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