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Unified Diff: mojo/edk/embedder/platform_channel_pair_posix_unittest.cc

Issue 814543006: Move //mojo/{public, edk} underneath //third_party (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase Created 5 years, 11 months ago
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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 56540d79c106a835d349d29fbac2e6670b14b8dc..0000000000000000000000000000000000000000
--- a/mojo/edk/embedder/platform_channel_pair_posix_unittest.cc
+++ /dev/null
@@ -1,253 +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() {}
- ~PlatformChannelPairPosixTest() override {}
-
- 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_));
- }
-
- 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
- // |c|.
- const char c = '0' + (i % 10);
- ScopedPlatformHandleVectorPtr platform_handles(new PlatformHandleVector);
- 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, c).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->at(0),
- platform_handles->size()));
-
- WaitReadable(client_handle.get());
-
- char buf[10000] = {};
- 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[kPlatformChannelMaxNumHandles];
- 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, c), 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()));
- ScopedPlatformHandleVectorPtr platform_handles(new PlatformHandleVector);
- 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->at(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
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