Revert "Move mojo edk into mojo/edk"

mojo/edk/embedder/platform_channel_pair_posix_unittest.cc

Index: mojo/edk/embedder/platform_channel_pair_posix_unittest.cc
diff --git a/mojo/edk/embedder/platform_channel_pair_posix_unittest.cc b/mojo/edk/embedder/platform_channel_pair_posix_unittest.cc
deleted file mode 100644
index 355e573d32e6ac9639493ab00f4f0ad3fc7731e2..0000000000000000000000000000000000000000
--- a/mojo/edk/embedder/platform_channel_pair_posix_unittest.cc
+++ /dev/null
@@ -1,255 +0,0 @@
-// Copyright 2014 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 "mojo/edk/embedder/platform_channel_pair.h"
-
-#include <errno.h>
-#include <poll.h>
-#include <signal.h>
-#include <stdio.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <unistd.h>
-
-#include <deque>
-
-#include "base/files/file_path.h"
-#include "base/files/file_util.h"
-#include "base/files/scoped_file.h"
-#include "base/files/scoped_temp_dir.h"
-#include "base/logging.h"
-#include "base/macros.h"
-#include "mojo/edk/embedder/platform_channel_utils_posix.h"
-#include "mojo/edk/embedder/platform_handle.h"
-#include "mojo/edk/embedder/platform_handle_vector.h"
-#include "mojo/edk/embedder/scoped_platform_handle.h"
-#include "mojo/edk/test/test_utils.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace mojo {
-namespace embedder {
-namespace {
-
-void WaitReadable(PlatformHandle h) {
-  struct pollfd pfds = {};
-  pfds.fd = h.fd;
-  pfds.events = POLLIN;
-  CHECK_EQ(poll(&pfds, 1, -1), 1);
-}
-
-class PlatformChannelPairPosixTest : public testing::Test {
- public:
-  PlatformChannelPairPosixTest() {}
-  virtual ~PlatformChannelPairPosixTest() {}
-
-  virtual void SetUp() override {
-    // Make sure |SIGPIPE| isn't being ignored.
-    struct sigaction action = {};
-    action.sa_handler = SIG_DFL;
-    ASSERT_EQ(0, sigaction(SIGPIPE, &action, &old_action_));
-  }
-
-  virtual void TearDown() override {
-    // Restore the |SIGPIPE| handler.
-    ASSERT_EQ(0, sigaction(SIGPIPE, &old_action_, nullptr));
-  }
-
- private:
-  struct sigaction old_action_;
-
-  DISALLOW_COPY_AND_ASSIGN(PlatformChannelPairPosixTest);
-};
-
-TEST_F(PlatformChannelPairPosixTest, NoSigPipe) {
-  PlatformChannelPair channel_pair;
-  ScopedPlatformHandle server_handle = channel_pair.PassServerHandle().Pass();
-  ScopedPlatformHandle client_handle = channel_pair.PassClientHandle().Pass();
-
-  // Write to the client.
-  static const char kHello[] = "hello";
-  EXPECT_EQ(static_cast<ssize_t>(sizeof(kHello)),
-            write(client_handle.get().fd, kHello, sizeof(kHello)));
-
-  // Close the client.
-  client_handle.reset();
-
-  // Read from the server; this should be okay.
-  char buffer[100] = {};
-  EXPECT_EQ(static_cast<ssize_t>(sizeof(kHello)),
-            read(server_handle.get().fd, buffer, sizeof(buffer)));
-  EXPECT_STREQ(kHello, buffer);
-
-  // Try reading again.
-  ssize_t result = read(server_handle.get().fd, buffer, sizeof(buffer));
-  // We should probably get zero (for "end of file"), but -1 would also be okay.
-  EXPECT_TRUE(result == 0 || result == -1);
-  if (result == -1)
-    PLOG(WARNING) << "read (expected 0 for EOF)";
-
-  // Test our replacement for |write()|/|send()|.
-  result = PlatformChannelWrite(server_handle.get(), kHello, sizeof(kHello));
-  EXPECT_EQ(-1, result);
-  if (errno != EPIPE)
-    PLOG(WARNING) << "write (expected EPIPE)";
-
-  // Test our replacement for |writev()|/|sendv()|.
-  struct iovec iov[2] = {{const_cast<char*>(kHello), sizeof(kHello)},
-                         {const_cast<char*>(kHello), sizeof(kHello)}};
-  result = PlatformChannelWritev(server_handle.get(), iov, 2);
-  EXPECT_EQ(-1, result);
-  if (errno != EPIPE)
-    PLOG(WARNING) << "write (expected EPIPE)";
-}
-
-TEST_F(PlatformChannelPairPosixTest, SendReceiveData) {
-  PlatformChannelPair channel_pair;
-  ScopedPlatformHandle server_handle = channel_pair.PassServerHandle().Pass();
-  ScopedPlatformHandle client_handle = channel_pair.PassClientHandle().Pass();
-
-  for (size_t i = 0; i < 10; i++) {
-    std::string send_string(1 << i, 'A' + i);
-
-    EXPECT_EQ(static_cast<ssize_t>(send_string.size()),
-              PlatformChannelWrite(
-                  server_handle.get(), send_string.data(), send_string.size()));
-
-    WaitReadable(client_handle.get());
-
-    char buf[10000] = {};
-    std::deque<PlatformHandle> received_handles;
-    ssize_t result = PlatformChannelRecvmsg(
-        client_handle.get(), buf, sizeof(buf), &received_handles);
-    EXPECT_EQ(static_cast<ssize_t>(send_string.size()), result);
-    EXPECT_EQ(send_string, std::string(buf, static_cast<size_t>(result)));
-    EXPECT_TRUE(received_handles.empty());
-  }
-}
-
-TEST_F(PlatformChannelPairPosixTest, SendReceiveFDs) {
-  base::ScopedTempDir temp_dir;
-  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
-
-  static const char kHello[] = "hello";
-
-  PlatformChannelPair channel_pair;
-  ScopedPlatformHandle server_handle = channel_pair.PassServerHandle().Pass();
-  ScopedPlatformHandle client_handle = channel_pair.PassClientHandle().Pass();
-
-  for (size_t i = 1; i < kPlatformChannelMaxNumHandles; i++) {
-    // Make |i| files, with the j-th file consisting of j copies of the digit i.
-    PlatformHandleVector platform_handles;
-    for (size_t j = 1; j <= i; j++) {
-      base::FilePath unused;
-      base::ScopedFILE fp(
-          base::CreateAndOpenTemporaryFileInDir(temp_dir.path(), &unused));
-      ASSERT_TRUE(fp);
-      ASSERT_EQ(j, fwrite(std::string(j, '0' + i).data(), 1, j, fp.get()));
-      platform_handles.push_back(
-          test::PlatformHandleFromFILE(fp.Pass()).release());
-      ASSERT_TRUE(platform_handles.back().is_valid());
-    }
-
-    // Send the FDs (+ "hello").
-    struct iovec iov = {const_cast<char*>(kHello), sizeof(kHello)};
-    // We assume that the |sendmsg()| actually sends all the data.
-    EXPECT_EQ(static_cast<ssize_t>(sizeof(kHello)),
-              PlatformChannelSendmsgWithHandles(server_handle.get(),
-                                                &iov,
-                                                1,
-                                                &platform_handles[0],
-                                                platform_handles.size()));
-
-    WaitReadable(client_handle.get());
-
-    char buf[100] = {};
-    std::deque<PlatformHandle> received_handles;
-    // We assume that the |recvmsg()| actually reads all the data.
-    EXPECT_EQ(static_cast<ssize_t>(sizeof(kHello)),
-              PlatformChannelRecvmsg(
-                  client_handle.get(), buf, sizeof(buf), &received_handles));
-    EXPECT_STREQ(kHello, buf);
-    EXPECT_EQ(i, received_handles.size());
-
-    for (size_t j = 0; !received_handles.empty(); j++) {
-      base::ScopedFILE fp(test::FILEFromPlatformHandle(
-          ScopedPlatformHandle(received_handles.front()), "rb"));
-      received_handles.pop_front();
-      ASSERT_TRUE(fp);
-      rewind(fp.get());
-      char read_buf[100];
-      size_t bytes_read = fread(read_buf, 1, sizeof(read_buf), fp.get());
-      EXPECT_EQ(j + 1, bytes_read);
-      EXPECT_EQ(std::string(j + 1, '0' + i), std::string(read_buf, bytes_read));
-    }
-  }
-}
-
-TEST_F(PlatformChannelPairPosixTest, AppendReceivedFDs) {
-  base::ScopedTempDir temp_dir;
-  ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
-
-  static const char kHello[] = "hello";
-
-  PlatformChannelPair channel_pair;
-  ScopedPlatformHandle server_handle = channel_pair.PassServerHandle().Pass();
-  ScopedPlatformHandle client_handle = channel_pair.PassClientHandle().Pass();
-
-  const std::string file_contents("hello world");
-
-  {
-    base::FilePath unused;
-    base::ScopedFILE fp(
-        base::CreateAndOpenTemporaryFileInDir(temp_dir.path(), &unused));
-    ASSERT_TRUE(fp);
-    ASSERT_EQ(file_contents.size(),
-              fwrite(file_contents.data(), 1, file_contents.size(), fp.get()));
-    PlatformHandleVector platform_handles;
-    platform_handles.push_back(
-        test::PlatformHandleFromFILE(fp.Pass()).release());
-    ASSERT_TRUE(platform_handles.back().is_valid());
-
-    // Send the FD (+ "hello").
-    struct iovec iov = {const_cast<char*>(kHello), sizeof(kHello)};
-    // We assume that the |sendmsg()| actually sends all the data.
-    EXPECT_EQ(static_cast<ssize_t>(sizeof(kHello)),
-              PlatformChannelSendmsgWithHandles(server_handle.get(),
-                                                &iov,
-                                                1,
-                                                &platform_handles[0],
-                                                platform_handles.size()));
-  }
-
-  WaitReadable(client_handle.get());
-
-  // Start with an invalid handle in the deque.
-  std::deque<PlatformHandle> received_handles;
-  received_handles.push_back(PlatformHandle());
-
-  char buf[100] = {};
-  // We assume that the |recvmsg()| actually reads all the data.
-  EXPECT_EQ(static_cast<ssize_t>(sizeof(kHello)),
-            PlatformChannelRecvmsg(
-                client_handle.get(), buf, sizeof(buf), &received_handles));
-  EXPECT_STREQ(kHello, buf);
-  ASSERT_EQ(2u, received_handles.size());
-  EXPECT_FALSE(received_handles[0].is_valid());
-  EXPECT_TRUE(received_handles[1].is_valid());
-
-  {
-    base::ScopedFILE fp(test::FILEFromPlatformHandle(
-        ScopedPlatformHandle(received_handles[1]), "rb"));
-    received_handles[1] = PlatformHandle();
-    ASSERT_TRUE(fp);
-    rewind(fp.get());
-    char read_buf[100];
-    size_t bytes_read = fread(read_buf, 1, sizeof(read_buf), fp.get());
-    EXPECT_EQ(file_contents.size(), bytes_read);
-    EXPECT_EQ(file_contents, std::string(read_buf, bytes_read));
-  }
-}
-
-}  // namespace
-}  // namespace embedder
-}  // namespace mojo