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Added a death test for the pure virtual function call.

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Added a test for the minidump generated by a pure virtual function call.
Changed the pure virtual function call handler so that it creates a minidump with Exception info and a stack.

Review URL: http://codereview.chromium.org/2050013

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@597 4c0a9323-5329-0410-9bdc-e9ce6186880e
This commit is contained in:
hansl@google.com
2010-05-13 21:00:43 +00:00
parent 8cf0a52bec
commit bcf885c807
3 changed files with 174 additions and 8 deletions
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115
src/client/windows/unittests/exception_handler_test.cc
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@@ -60,7 +60,8 @@ class ExceptionHandlerTest : public ::testing::Test {
// Deletes temporary files.
virtual void TearDown();
void DoCrash();
void DoCrashInvalidParameter();
void DoCrashPureVirtualCall();
// Utility function to test for a path's existence.
static BOOL DoesPathExist(const TCHAR *path_name);
@@ -127,7 +128,7 @@ void ExceptionHandlerTest::ClientDumpCallback(
full_dump_file = dump_file.substr(0, dump_file.length() - 4) + L"-full.dmp";
}
void ExceptionHandlerTest::DoCrash() {
void ExceptionHandlerTest::DoCrashInvalidParameter() {
google_breakpad::ExceptionHandler *exc =
new google_breakpad::ExceptionHandler(
temp_path_, NULL, NULL, NULL,
@@ -144,6 +145,43 @@ void ExceptionHandlerTest::DoCrash() {
printf(NULL);
}
struct PureVirtualCallBase {
PureVirtualCallBase() {
// We have to reinterpret so the linker doesn't get confused because the
// method isn't defined.
reinterpret_cast<PureVirtualCallBase*>(this)->PureFunction();
}
virtual ~PureVirtualCallBase() {}
virtual void PureFunction() const = 0;
};
struct PureVirtualCall : public PureVirtualCallBase {
PureVirtualCall() { PureFunction(); }
virtual void PureFunction() const {}
};
void ExceptionHandlerTest::DoCrashPureVirtualCall() {
google_breakpad::ExceptionHandler *exc =
new google_breakpad::ExceptionHandler(
temp_path_, NULL, NULL, NULL,
google_breakpad::ExceptionHandler::HANDLER_PURECALL,
kFullDumpType, kPipeName, NULL);
// Disable the message box for assertions
_CrtSetReportMode(_CRT_ASSERT, 0);
// 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());
// Create a new frame to ensure PureVirtualCall is not optimized to some
// other line in this function.
{
PureVirtualCall instance;
}
}
// This test validates that the minidump is written correctly.
TEST_F(ExceptionHandlerTest, InvalidParameterMiniDumpTest) {
ASSERT_TRUE(DoesPathExist(temp_path_));
@@ -161,7 +199,78 @@ TEST_F(ExceptionHandlerTest, InvalidParameterMiniDumpTest) {
// child process, the server registration will fail due to the named pipe
// being the same.
EXPECT_TRUE(server.Start());
EXPECT_EXIT(this->DoCrash(), ::testing::ExitedWithCode(0), "");
EXPECT_EXIT(DoCrashInvalidParameter(), ::testing::ExitedWithCode(0), "");
ASSERT_TRUE(!dump_file.empty() && !full_dump_file.empty());
ASSERT_TRUE(DoesPathExist(dump_file.c_str()));
// Verify the dump for infos.
DumpAnalysis mini(dump_file);
DumpAnalysis full(full_dump_file);
// The dump should have all of these streams.
EXPECT_TRUE(mini.HasStream(ThreadListStream));
EXPECT_TRUE(full.HasStream(ThreadListStream));
EXPECT_TRUE(mini.HasStream(ModuleListStream));
EXPECT_TRUE(full.HasStream(ModuleListStream));
EXPECT_TRUE(mini.HasStream(ExceptionStream));
EXPECT_TRUE(full.HasStream(ExceptionStream));
EXPECT_TRUE(mini.HasStream(SystemInfoStream));
EXPECT_TRUE(full.HasStream(SystemInfoStream));
EXPECT_TRUE(mini.HasStream(MiscInfoStream));
EXPECT_TRUE(full.HasStream(MiscInfoStream));
EXPECT_TRUE(mini.HasStream(HandleDataStream));
EXPECT_TRUE(full.HasStream(HandleDataStream));
// We expect PEB and TEBs in this dump.
EXPECT_TRUE(mini.HasTebs() || full.HasTebs());
EXPECT_TRUE(mini.HasPeb() || full.HasPeb());
// Minidump should have a memory listing, but no 64-bit memory.
EXPECT_TRUE(mini.HasStream(MemoryListStream));
EXPECT_FALSE(mini.HasStream(Memory64ListStream));
EXPECT_FALSE(full.HasStream(MemoryListStream));
EXPECT_TRUE(full.HasStream(Memory64ListStream));
// This is the only place we don't use OR because we want both not
// to have the streams.
EXPECT_FALSE(mini.HasStream(ThreadExListStream));
EXPECT_FALSE(full.HasStream(ThreadExListStream));
EXPECT_FALSE(mini.HasStream(CommentStreamA));
EXPECT_FALSE(full.HasStream(CommentStreamA));
EXPECT_FALSE(mini.HasStream(CommentStreamW));
EXPECT_FALSE(full.HasStream(CommentStreamW));
EXPECT_FALSE(mini.HasStream(FunctionTableStream));
EXPECT_FALSE(full.HasStream(FunctionTableStream));
EXPECT_FALSE(mini.HasStream(MemoryInfoListStream));
EXPECT_FALSE(full.HasStream(MemoryInfoListStream));
EXPECT_FALSE(mini.HasStream(ThreadInfoListStream));
EXPECT_FALSE(full.HasStream(ThreadInfoListStream));
EXPECT_FALSE(mini.HasStream(HandleOperationListStream));
EXPECT_FALSE(full.HasStream(HandleOperationListStream));
EXPECT_FALSE(mini.HasStream(TokenStream));
EXPECT_FALSE(full.HasStream(TokenStream));
}
// This test validates that the minidump is written correctly.
TEST_F(ExceptionHandlerTest, PureVirtualCallMiniDumpTest) {
ASSERT_TRUE(DoesPathExist(temp_path_));
// Call with a bad argument
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);
ASSERT_TRUE(dump_file.empty() && full_dump_file.empty());
// 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_EXIT(DoCrashPureVirtualCall(), ::testing::ExitedWithCode(0), "");
ASSERT_TRUE(!dump_file.empty() && !full_dump_file.empty());
ASSERT_TRUE(DoesPathExist(dump_file.c_str()));