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Unified Diff: base/file_descriptor_shuffle_unittest.cc

Issue 10399100: Move FileDescriptorShuffle to base/posix. This file is very posix-specific. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 8 years, 1 month ago
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Index: base/file_descriptor_shuffle_unittest.cc
diff --git a/base/file_descriptor_shuffle_unittest.cc b/base/file_descriptor_shuffle_unittest.cc
deleted file mode 100644
index 943df5574788b669f2b24c2e94dc43df012fc70a..0000000000000000000000000000000000000000
--- a/base/file_descriptor_shuffle_unittest.cc
+++ /dev/null
@@ -1,287 +0,0 @@
-// Copyright (c) 2012 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 "base/file_descriptor_shuffle.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace {
-
-// 'Duplicated' file descriptors start at this number
-const int kDuplicateBase = 1000;
-
-} // namespace
-
-namespace base {
-
-struct Action {
- enum Type {
- CLOSE,
- MOVE,
- DUPLICATE,
- };
-
- Action(Type in_type, int in_fd1, int in_fd2 = -1)
- : type(in_type),
- fd1(in_fd1),
- fd2(in_fd2) {
- }
-
- bool operator==(const Action& other) const {
- return other.type == type &&
- other.fd1 == fd1 &&
- other.fd2 == fd2;
- }
-
- Type type;
- int fd1;
- int fd2;
-};
-
-class InjectionTracer : public InjectionDelegate {
- public:
- InjectionTracer()
- : next_duplicate_(kDuplicateBase) {
- }
-
- virtual bool Duplicate(int* result, int fd) OVERRIDE {
- *result = next_duplicate_++;
- actions_.push_back(Action(Action::DUPLICATE, *result, fd));
- return true;
- }
-
- virtual bool Move(int src, int dest) OVERRIDE {
- actions_.push_back(Action(Action::MOVE, src, dest));
- return true;
- }
-
- virtual void Close(int fd) OVERRIDE {
- actions_.push_back(Action(Action::CLOSE, fd));
- }
-
- const std::vector<Action>& actions() const { return actions_; }
-
- private:
- int next_duplicate_;
- std::vector<Action> actions_;
-};
-
-TEST(FileDescriptorShuffleTest, Empty) {
- InjectiveMultimap map;
- InjectionTracer tracer;
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- EXPECT_EQ(0u, tracer.actions().size());
-}
-
-TEST(FileDescriptorShuffleTest, Noop) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 0, false));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- EXPECT_EQ(0u, tracer.actions().size());
-}
-
-TEST(FileDescriptorShuffleTest, NoopAndClose) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 0, true));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- EXPECT_EQ(0u, tracer.actions().size());
-}
-
-TEST(FileDescriptorShuffleTest, Simple1) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, false));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(1u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] == Action(Action::MOVE, 0, 1));
-}
-
-TEST(FileDescriptorShuffleTest, Simple2) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, false));
- map.push_back(InjectionArc(2, 3, false));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(2u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 2, 3));
-}
-
-TEST(FileDescriptorShuffleTest, Simple3) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, true));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(2u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::CLOSE, 0));
-}
-
-TEST(FileDescriptorShuffleTest, Simple4) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(10, 0, true));
- map.push_back(InjectionArc(1, 1, true));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(2u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] == Action(Action::MOVE, 10, 0));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::CLOSE, 10));
-}
-
-TEST(FileDescriptorShuffleTest, Cycle) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, false));
- map.push_back(InjectionArc(1, 0, false));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(4u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] ==
- Action(Action::DUPLICATE, kDuplicateBase, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[2] == Action(Action::MOVE, kDuplicateBase, 0));
- EXPECT_TRUE(tracer.actions()[3] == Action(Action::CLOSE, kDuplicateBase));
-}
-
-TEST(FileDescriptorShuffleTest, CycleAndClose1) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, true));
- map.push_back(InjectionArc(1, 0, false));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(4u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] ==
- Action(Action::DUPLICATE, kDuplicateBase, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[2] == Action(Action::MOVE, kDuplicateBase, 0));
- EXPECT_TRUE(tracer.actions()[3] == Action(Action::CLOSE, kDuplicateBase));
-}
-
-TEST(FileDescriptorShuffleTest, CycleAndClose2) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, false));
- map.push_back(InjectionArc(1, 0, true));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(4u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] ==
- Action(Action::DUPLICATE, kDuplicateBase, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[2] == Action(Action::MOVE, kDuplicateBase, 0));
- EXPECT_TRUE(tracer.actions()[3] == Action(Action::CLOSE, kDuplicateBase));
-}
-
-TEST(FileDescriptorShuffleTest, CycleAndClose3) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, true));
- map.push_back(InjectionArc(1, 0, true));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(4u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] ==
- Action(Action::DUPLICATE, kDuplicateBase, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[2] == Action(Action::MOVE, kDuplicateBase, 0));
- EXPECT_TRUE(tracer.actions()[3] == Action(Action::CLOSE, kDuplicateBase));
-}
-
-TEST(FileDescriptorShuffleTest, Fanout) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, false));
- map.push_back(InjectionArc(0, 2, false));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(2u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 0, 2));
-}
-
-TEST(FileDescriptorShuffleTest, FanoutAndClose1) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, true));
- map.push_back(InjectionArc(0, 2, false));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(3u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 0, 2));
- EXPECT_TRUE(tracer.actions()[2] == Action(Action::CLOSE, 0));
-}
-
-TEST(FileDescriptorShuffleTest, FanoutAndClose2) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, false));
- map.push_back(InjectionArc(0, 2, true));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(3u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 0, 2));
- EXPECT_TRUE(tracer.actions()[2] == Action(Action::CLOSE, 0));
-}
-
-TEST(FileDescriptorShuffleTest, FanoutAndClose3) {
- InjectiveMultimap map;
- InjectionTracer tracer;
- map.push_back(InjectionArc(0, 1, true));
- map.push_back(InjectionArc(0, 2, true));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &tracer));
- ASSERT_EQ(3u, tracer.actions().size());
- EXPECT_TRUE(tracer.actions()[0] == Action(Action::MOVE, 0, 1));
- EXPECT_TRUE(tracer.actions()[1] == Action(Action::MOVE, 0, 2));
- EXPECT_TRUE(tracer.actions()[2] == Action(Action::CLOSE, 0));
-}
-
-class FailingDelegate : public InjectionDelegate {
- public:
- virtual bool Duplicate(int* result, int fd) OVERRIDE {
- return false;
- }
-
- virtual bool Move(int src, int dest) OVERRIDE {
- return false;
- }
-
- virtual void Close(int fd) OVERRIDE {}
-};
-
-TEST(FileDescriptorShuffleTest, EmptyWithFailure) {
- InjectiveMultimap map;
- FailingDelegate failing;
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &failing));
-}
-
-TEST(FileDescriptorShuffleTest, NoopWithFailure) {
- InjectiveMultimap map;
- FailingDelegate failing;
- map.push_back(InjectionArc(0, 0, false));
-
- EXPECT_TRUE(PerformInjectiveMultimap(map, &failing));
-}
-
-TEST(FileDescriptorShuffleTest, Simple1WithFailure) {
- InjectiveMultimap map;
- FailingDelegate failing;
- map.push_back(InjectionArc(0, 1, false));
-
- EXPECT_FALSE(PerformInjectiveMultimap(map, &failing));
-}
-
-} // namespace base
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