Move atomic-utils.h into base/

test/unittests/atomic-utils-unittest.cc

Index: test/unittests/atomic-utils-unittest.cc
diff --git a/test/unittests/atomic-utils-unittest.cc b/test/unittests/atomic-utils-unittest.cc
deleted file mode 100644
index ad33853d58bc6c248cd3e3ef9e71d694b9cf7379..0000000000000000000000000000000000000000
--- a/test/unittests/atomic-utils-unittest.cc
+++ /dev/null
@@ -1,217 +0,0 @@
-// Copyright 2014 the V8 project 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 <limits.h>
-
-#include "src/atomic-utils.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace v8 {
-namespace internal {
-
-TEST(AtomicNumber, Constructor) {
-  // Test some common types.
-  AtomicNumber<int> zero_int;
-  AtomicNumber<size_t> zero_size_t;
-  AtomicNumber<intptr_t> zero_intptr_t;
-  EXPECT_EQ(0, zero_int.Value());
-  EXPECT_EQ(0U, zero_size_t.Value());
-  EXPECT_EQ(0, zero_intptr_t.Value());
-}
-
-
-TEST(AtomicNumber, Value) {
-  AtomicNumber<int> a(1);
-  EXPECT_EQ(1, a.Value());
-  AtomicNumber<int> b(-1);
-  EXPECT_EQ(-1, b.Value());
-  AtomicNumber<size_t> c(1);
-  EXPECT_EQ(1U, c.Value());
-  AtomicNumber<size_t> d(static_cast<size_t>(-1));
-  EXPECT_EQ(std::numeric_limits<size_t>::max(), d.Value());
-}
-
-
-TEST(AtomicNumber, SetValue) {
-  AtomicNumber<int> a(1);
-  a.SetValue(-1);
-  EXPECT_EQ(-1, a.Value());
-}
-
-
-TEST(AtomicNumber, Increment) {
-  AtomicNumber<int> a(std::numeric_limits<int>::max());
-  a.Increment(1);
-  EXPECT_EQ(std::numeric_limits<int>::min(), a.Value());
-  // Check that potential signed-ness of the underlying storage has no impact
-  // on unsigned types.
-  AtomicNumber<size_t> b(std::numeric_limits<intptr_t>::max());
-  b.Increment(1);
-  EXPECT_EQ(static_cast<size_t>(std::numeric_limits<intptr_t>::max()) + 1,
-            b.Value());
-  // Should work as decrement as well.
-  AtomicNumber<size_t> c(1);
-  c.Increment(-1);
-  EXPECT_EQ(0U, c.Value());
-  c.Increment(-1);
-  EXPECT_EQ(std::numeric_limits<size_t>::max(), c.Value());
-}
-
-
-namespace {
-
-enum TestFlag {
-  kA,
-  kB,
-  kC,
-};
-
-}  // namespace
-
-
-TEST(AtomicValue, Initial) {
-  AtomicValue<TestFlag> a(kA);
-  EXPECT_EQ(TestFlag::kA, a.Value());
-}
-
-
-TEST(AtomicValue, TrySetValue) {
-  AtomicValue<TestFlag> a(kA);
-  EXPECT_FALSE(a.TrySetValue(kB, kC));
-  EXPECT_TRUE(a.TrySetValue(kA, kC));
-  EXPECT_EQ(TestFlag::kC, a.Value());
-}
-
-
-TEST(AtomicValue, SetValue) {
-  AtomicValue<TestFlag> a(kB);
-  a.SetValue(kC);
-  EXPECT_EQ(TestFlag::kC, a.Value());
-}
-
-
-TEST(AtomicValue, WithVoidStar) {
-  AtomicValue<void*> a(nullptr);
-  AtomicValue<void*> dummy(nullptr);
-  EXPECT_EQ(nullptr, a.Value());
-  a.SetValue(&a);
-  EXPECT_EQ(&a, a.Value());
-  EXPECT_FALSE(a.TrySetValue(nullptr, &dummy));
-  EXPECT_TRUE(a.TrySetValue(&a, &dummy));
-  EXPECT_EQ(&dummy, a.Value());
-}
-
-
-namespace {
-
-enum TestSetValue { kAA, kBB, kCC, kLastValue = kCC };
-
-}  // namespace
-
-
-TEST(AtomicEnumSet, Constructor) {
-  AtomicEnumSet<TestSetValue> a;
-  EXPECT_TRUE(a.IsEmpty());
-  EXPECT_FALSE(a.Contains(kAA));
-}
-
-
-TEST(AtomicEnumSet, AddSingle) {
-  AtomicEnumSet<TestSetValue> a;
-  a.Add(kAA);
-  EXPECT_FALSE(a.IsEmpty());
-  EXPECT_TRUE(a.Contains(kAA));
-  EXPECT_FALSE(a.Contains(kBB));
-  EXPECT_FALSE(a.Contains(kCC));
-}
-
-
-TEST(AtomicEnumSet, AddOtherSet) {
-  AtomicEnumSet<TestSetValue> a;
-  AtomicEnumSet<TestSetValue> b;
-  a.Add(kAA);
-  EXPECT_FALSE(a.IsEmpty());
-  EXPECT_TRUE(b.IsEmpty());
-  b.Add(a);
-  EXPECT_FALSE(b.IsEmpty());
-  EXPECT_TRUE(a.Contains(kAA));
-  EXPECT_TRUE(b.Contains(kAA));
-}
-
-
-TEST(AtomicEnumSet, RemoveSingle) {
-  AtomicEnumSet<TestSetValue> a;
-  a.Add(kAA);
-  a.Add(kBB);
-  EXPECT_TRUE(a.Contains(kAA));
-  EXPECT_TRUE(a.Contains(kBB));
-  a.Remove(kAA);
-  EXPECT_FALSE(a.Contains(kAA));
-  EXPECT_TRUE(a.Contains(kBB));
-}
-
-
-TEST(AtomicEnumSet, RemoveOtherSet) {
-  AtomicEnumSet<TestSetValue> a;
-  AtomicEnumSet<TestSetValue> b;
-  a.Add(kAA);
-  a.Add(kBB);
-  b.Add(kBB);
-  a.Remove(b);
-  EXPECT_TRUE(a.Contains(kAA));
-  EXPECT_FALSE(a.Contains(kBB));
-  EXPECT_FALSE(a.Contains(kCC));
-}
-
-
-TEST(AtomicEnumSet, RemoveEmptySet) {
-  AtomicEnumSet<TestSetValue> a;
-  AtomicEnumSet<TestSetValue> b;
-  a.Add(kAA);
-  a.Add(kBB);
-  EXPECT_TRUE(a.Contains(kAA));
-  EXPECT_TRUE(a.Contains(kBB));
-  EXPECT_FALSE(a.Contains(kCC));
-  EXPECT_TRUE(b.IsEmpty());
-  a.Remove(b);
-  EXPECT_TRUE(a.Contains(kAA));
-  EXPECT_TRUE(a.Contains(kBB));
-  EXPECT_FALSE(a.Contains(kCC));
-}
-
-
-TEST(AtomicEnumSet, Intersect) {
-  AtomicEnumSet<TestSetValue> a;
-  AtomicEnumSet<TestSetValue> b;
-  a.Add(kAA);
-  b.Add(kCC);
-  a.Intersect(b);
-  EXPECT_TRUE(a.IsEmpty());
-}
-
-
-TEST(AtomicEnumSet, ContainsAnyOf) {
-  AtomicEnumSet<TestSetValue> a;
-  AtomicEnumSet<TestSetValue> b;
-  a.Add(kAA);
-  b.Add(kCC);
-  EXPECT_FALSE(a.ContainsAnyOf(b));
-  b.Add(kAA);
-  EXPECT_TRUE(a.ContainsAnyOf(b));
-}
-
-
-TEST(AtomicEnumSet, Equality) {
-  AtomicEnumSet<TestSetValue> a;
-  AtomicEnumSet<TestSetValue> b;
-  a.Add(kAA);
-  EXPECT_FALSE(a == b);
-  EXPECT_TRUE(a != b);
-  b.Add(kAA);
-  EXPECT_TRUE(a == b);
-  EXPECT_FALSE(a != b);
-}
-
-}  // namespace internal
-}  // namespace v8