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ac709baa2e
Now that we have a multiprocess test harness, add a test for ProcessReaderWin for reading from a child. Parent test code wasn't closing handles properly; fix that. R=rsesek@chromium.org BUG=crashpad:1 Review URL: https://codereview.chromium.org/1160843006
117 lines
3.4 KiB
C++
117 lines
3.4 KiB
C++
// Copyright 2015 The Crashpad Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "snapshot/win/process_reader_win.h"
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#include <string.h>
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#include <windows.h>
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#include "gtest/gtest.h"
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#include "test/win/win_multiprocess.h"
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namespace crashpad {
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namespace test {
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namespace {
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TEST(ProcessReaderWin, SelfBasic) {
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ProcessReaderWin process_reader;
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ASSERT_TRUE(process_reader.Initialize(GetCurrentProcess()));
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#if !defined(ARCH_CPU_64_BITS)
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EXPECT_FALSE(process_reader.Is64Bit());
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#else
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EXPECT_TRUE(process_reader.Is64Bit());
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#endif
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EXPECT_EQ(GetCurrentProcessId(), process_reader.ProcessID());
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const char kTestMemory[] = "Some test memory";
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char buffer[arraysize(kTestMemory)];
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ASSERT_TRUE(
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process_reader.ReadMemory(reinterpret_cast<uintptr_t>(kTestMemory),
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sizeof(kTestMemory),
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&buffer));
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EXPECT_STREQ(kTestMemory, buffer);
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}
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const char kTestMemory[] = "Read me from another process";
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class ProcessReaderChild final : public WinMultiprocess {
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public:
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ProcessReaderChild() : WinMultiprocess() {}
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~ProcessReaderChild() {}
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private:
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void WinMultiprocessParent() override {
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ProcessReaderWin process_reader;
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ASSERT_TRUE(process_reader.Initialize(ChildProcess()));
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#if !defined(ARCH_CPU_64_BITS)
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EXPECT_FALSE(process_reader.Is64Bit());
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#else
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EXPECT_TRUE(process_reader.Is64Bit());
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#endif
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WinVMAddress address;
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CheckedReadFile(ReadPipeHandle(), &address, sizeof(address));
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char buffer[sizeof(kTestMemory)];
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ASSERT_TRUE(
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process_reader.ReadMemory(address, sizeof(kTestMemory), &buffer));
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EXPECT_EQ(0, strcmp(kTestMemory, buffer));
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}
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void WinMultiprocessChild() override {
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WinVMAddress address = reinterpret_cast<WinVMAddress>(kTestMemory);
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CheckedWriteFile(WritePipeHandle(), &address, sizeof(address));
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// Wait for the parent to signal that it's OK to exit by closing its end of
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// the pipe.
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CheckedReadFileAtEOF(ReadPipeHandle());
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}
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DISALLOW_COPY_AND_ASSIGN(ProcessReaderChild);
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};
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TEST(ProcessReaderWin, ChildBasic) {
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ProcessReaderChild process_reader_child;
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process_reader_child.Run();
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}
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TEST(ProcessReaderWin, SelfOneThread) {
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ProcessReaderWin process_reader;
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ASSERT_TRUE(process_reader.Initialize(GetCurrentProcess()));
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const std::vector<ProcessReaderWin::Thread>& threads =
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process_reader.Threads();
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// If other tests ran in this process previously, threads may have been
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// created and may still be running. This check must look for at least one
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// thread, not exactly one thread.
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ASSERT_GE(threads.size(), 1u);
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EXPECT_EQ(GetThreadId(GetCurrentThread()), threads[0].id);
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#if defined(ARCH_CPU_64_BITS)
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EXPECT_NE(0, threads[0].context.Rip);
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#else
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EXPECT_NE(0, threads[0].context.Eip);
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#endif
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EXPECT_EQ(0, threads[0].suspend_count);
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}
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} // namespace
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} // namespace test
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} // namespace crashpad
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