Copy Crashpad into the Chrome tree instead of importing it via DEPS

third_party/crashpad/crashpad/snapshot/win/process_reader_win_test.cc

Index: third_party/crashpad/crashpad/snapshot/win/process_reader_win_test.cc
diff --git a/third_party/crashpad/crashpad/snapshot/win/process_reader_win_test.cc b/third_party/crashpad/crashpad/snapshot/win/process_reader_win_test.cc
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+++ b/third_party/crashpad/crashpad/snapshot/win/process_reader_win_test.cc
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+// Copyright 2015 The Crashpad Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "snapshot/win/process_reader_win.h"
+
+#include <string.h>
+#include <windows.h>
+
+#include "gtest/gtest.h"
+#include "test/win/win_multiprocess.h"
+#include "util/synchronization/semaphore.h"
+#include "util/thread/thread.h"
+#include "util/win/scoped_process_suspend.h"
+
+namespace crashpad {
+namespace test {
+namespace {
+
+TEST(ProcessReaderWin, SelfBasic) {
+  ProcessReaderWin process_reader;
+  ASSERT_TRUE(process_reader.Initialize(GetCurrentProcess(),
+                                        ProcessSuspensionState::kRunning));
+
+#if !defined(ARCH_CPU_64_BITS)
+  EXPECT_FALSE(process_reader.Is64Bit());
+#else
+  EXPECT_TRUE(process_reader.Is64Bit());
+#endif
+
+  EXPECT_EQ(GetCurrentProcessId(), process_reader.GetProcessInfo().ProcessID());
+
+  const char kTestMemory[] = "Some test memory";
+  char buffer[arraysize(kTestMemory)];
+  ASSERT_TRUE(
+      process_reader.ReadMemory(reinterpret_cast<uintptr_t>(kTestMemory),
+                                sizeof(kTestMemory),
+                                &buffer));
+  EXPECT_STREQ(kTestMemory, buffer);
+}
+
+const char kTestMemory[] = "Read me from another process";
+
+class ProcessReaderChild final : public WinMultiprocess {
+ public:
+  ProcessReaderChild() : WinMultiprocess() {}
+  ~ProcessReaderChild() {}
+
+ private:
+  void WinMultiprocessParent() override {
+    ProcessReaderWin process_reader;
+    ASSERT_TRUE(process_reader.Initialize(ChildProcess(),
+                                          ProcessSuspensionState::kRunning));
+
+#if !defined(ARCH_CPU_64_BITS)
+    EXPECT_FALSE(process_reader.Is64Bit());
+#else
+    EXPECT_TRUE(process_reader.Is64Bit());
+#endif
+
+    WinVMAddress address;
+    CheckedReadFile(ReadPipeHandle(), &address, sizeof(address));
+
+    char buffer[sizeof(kTestMemory)];
+    ASSERT_TRUE(
+        process_reader.ReadMemory(address, sizeof(kTestMemory), &buffer));
+    EXPECT_EQ(0, strcmp(kTestMemory, buffer));
+  }
+
+  void WinMultiprocessChild() override {
+    WinVMAddress address = reinterpret_cast<WinVMAddress>(kTestMemory);
+    CheckedWriteFile(WritePipeHandle(), &address, sizeof(address));
+
+    // Wait for the parent to signal that it's OK to exit by closing its end of
+    // the pipe.
+    CheckedReadFileAtEOF(ReadPipeHandle());
+  }
+
+  DISALLOW_COPY_AND_ASSIGN(ProcessReaderChild);
+};
+
+TEST(ProcessReaderWin, ChildBasic) {
+  WinMultiprocess::Run<ProcessReaderChild>();
+}
+
+TEST(ProcessReaderWin, SelfOneThread) {
+  ProcessReaderWin process_reader;
+  ASSERT_TRUE(process_reader.Initialize(GetCurrentProcess(),
+                                        ProcessSuspensionState::kRunning));
+
+  const std::vector<ProcessReaderWin::Thread>& threads =
+      process_reader.Threads();
+
+  // If other tests ran in this process previously, threads may have been
+  // created and may still be running. This check must look for at least one
+  // thread, not exactly one thread.
+  ASSERT_GE(threads.size(), 1u);
+
+  EXPECT_EQ(GetCurrentThreadId(), threads[0].id);
+#if defined(ARCH_CPU_64_BITS)
+  EXPECT_NE(0, threads[0].context.native.Rip);
+#else
+  EXPECT_NE(0u, threads[0].context.native.Eip);
+#endif
+
+  EXPECT_EQ(0, threads[0].suspend_count);
+}
+
+class ProcessReaderChildThreadSuspendCount final : public WinMultiprocess {
+ public:
+  ProcessReaderChildThreadSuspendCount() : WinMultiprocess() {}
+  ~ProcessReaderChildThreadSuspendCount() {}
+
+ private:
+  enum : unsigned int { kCreatedThreads = 3 };
+
+  class SleepingThread : public Thread {
+   public:
+    SleepingThread() : done_(nullptr) {}
+
+    void SetHandle(Semaphore* done) {
+      done_= done;
+    }
+
+    void ThreadMain() override {
+      done_->Wait();
+    };
+
+   private:
+    Semaphore* done_;
+  };
+
+  void WinMultiprocessParent() override {
+    char c;
+    CheckedReadFile(ReadPipeHandle(), &c, sizeof(c));
+    ASSERT_EQ(' ', c);
+
+    {
+      ProcessReaderWin process_reader;
+      ASSERT_TRUE(process_reader.Initialize(ChildProcess(),
+                                            ProcessSuspensionState::kRunning));
+
+      const auto& threads = process_reader.Threads();
+      ASSERT_GE(threads.size(), kCreatedThreads + 1);
+      for (const auto& thread : threads)
+        EXPECT_EQ(0u, thread.suspend_count);
+    }
+
+    {
+      ScopedProcessSuspend suspend(ChildProcess());
+
+      ProcessReaderWin process_reader;
+      ASSERT_TRUE(process_reader.Initialize(
+          ChildProcess(), ProcessSuspensionState::kSuspended));
+
+      // Confirm that thread counts are adjusted correctly for the process being
+      // suspended.
+      const auto& threads = process_reader.Threads();
+      ASSERT_GE(threads.size(), kCreatedThreads + 1);
+      for (const auto& thread : threads)
+        EXPECT_EQ(0u, thread.suspend_count);
+    }
+  }
+
+  void WinMultiprocessChild() override {
+    // Create three dummy threads so we can confirm we read successfully read
+    // more than just the main thread.
+    SleepingThread threads[kCreatedThreads];
+    Semaphore done(0);
+    for (auto& thread : threads)
+      thread.SetHandle(&done);
+    for (auto& thread : threads)
+      thread.Start();
+
+    char c = ' ';
+    CheckedWriteFile(WritePipeHandle(), &c, sizeof(c));
+
+    // Wait for the parent to signal that it's OK to exit by closing its end of
+    // the pipe.
+    CheckedReadFileAtEOF(ReadPipeHandle());
+
+    for (int i = 0; i < arraysize(threads); ++i)
+      done.Signal();
+    for (auto& thread : threads)
+      thread.Join();
+  }
+
+  DISALLOW_COPY_AND_ASSIGN(ProcessReaderChildThreadSuspendCount);
+};
+
+TEST(ProcessReaderWin, ChildThreadSuspendCounts) {
+  WinMultiprocess::Run<ProcessReaderChildThreadSuspendCount>();
+}
+
+}  // namespace
+}  // namespace test
+}  // namespace crashpad