Revert "Migrate the IndexedDB backend from Blink to Chromium"

content/browser/indexed_db/list_set_unittest.cc

-// 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/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "content/browser/indexed_db/list_set.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace content {
-
-TEST(ListSetTest, ListSetIterator) {
-  list_set<int> set;
-  for (int i = 3; i > 0; --i)
-    set.insert(i);
-
-  list_set<int>::iterator it = set.begin();
-  EXPECT_EQ(3, *it);
-  ++it;
-  EXPECT_EQ(2, *it);
-  it++;
-  EXPECT_EQ(1, *it);
-  --it;
-  EXPECT_EQ(2, *it);
-  it--;
-  EXPECT_EQ(3, *it);
-  ++it;
-  EXPECT_EQ(2, *it);
-  it++;
-  EXPECT_EQ(1, *it);
-  ++it;
-  EXPECT_EQ(set.end(), it);
-}
-
-TEST(ListSetTest, ListSetConstIterator) {
-  list_set<int> set;
-  for (int i = 5; i > 0; --i)
-    set.insert(i);
-
-  const list_set<int>& ref = set;
-
-  list_set<int>::const_iterator it = ref.begin();
-  for (int i = 5; i > 0; --i) {
-    EXPECT_EQ(i, *it);
-    ++it;
-  }
-  EXPECT_EQ(ref.end(), it);
-}
-
-TEST(ListSetTest, ListSetPrimitive) {
-  list_set<int> set;
-  EXPECT_TRUE(set.empty());
-  EXPECT_EQ(static_cast<size_t>(0), set.size());
-  {
-    list_set<int>::iterator it = set.begin();
-    EXPECT_EQ(set.end(), it);
-  }
-
-  for (int i = 5; i > 0; --i)
-    set.insert(i);
-  EXPECT_EQ(static_cast<size_t>(5), set.size());
-  EXPECT_FALSE(set.empty());
-
-  set.erase(3);
-  EXPECT_EQ(static_cast<size_t>(4), set.size());
-
-  EXPECT_TRUE(set.has(2));
-  set.erase(2);
-  EXPECT_FALSE(set.has(2));
-  EXPECT_EQ(static_cast<size_t>(3), set.size());
-
-  {
-    list_set<int>::iterator it = set.begin();
-    EXPECT_EQ(5, *it);
-    ++it;
-    EXPECT_EQ(4, *it);
-    ++it;
-    EXPECT_EQ(1, *it);
-    ++it;
-    EXPECT_EQ(set.end(), it);
-  }
-
-  set.erase(1);
-  set.erase(4);
-  set.erase(5);
-
-  EXPECT_EQ(static_cast<size_t>(0), set.size());
-  EXPECT_TRUE(set.empty());
-  {
-    list_set<int>::iterator it = set.begin();
-    EXPECT_EQ(set.end(), it);
-  }
-}
-
-template <typename T> class Wrapped {
- public:
-  Wrapped(const T& value) : value_(value) {}
-  Wrapped(const Wrapped<T>& other) : value_(other.value_) {}
-  Wrapped& operator=(const Wrapped<T>& rhs) {
-    value_ = rhs.value_;
-    return *this;
-  }
-  int value() const { return value_; }
-  bool operator<(const Wrapped<T>& rhs) const { return value_ < rhs.value_; }
-  bool operator==(const Wrapped<T>& rhs) const { return value_ == rhs.value_; }
-
- private:
-  T value_;
-};
-
-TEST(ListSetTest, ListSetObject) {
-  list_set<Wrapped<int> > set;
-  EXPECT_EQ(static_cast<size_t>(0), set.size());
-  {
-    list_set<Wrapped<int> >::iterator it = set.begin();
-    EXPECT_EQ(set.end(), it);
-  }
-
-  set.insert(Wrapped<int>(0));
-  set.insert(Wrapped<int>(1));
-  set.insert(Wrapped<int>(2));
-
-  EXPECT_EQ(static_cast<size_t>(3), set.size());
-
-  {
-    list_set<Wrapped<int> >::iterator it = set.begin();
-    EXPECT_EQ(0, it->value());
-    ++it;
-    EXPECT_EQ(1, it->value());
-    ++it;
-    EXPECT_EQ(2, it->value());
-    ++it;
-    EXPECT_EQ(set.end(), it);
-  }
-
-  set.erase(Wrapped<int>(0));
-  set.erase(Wrapped<int>(1));
-  set.erase(Wrapped<int>(2));
-
-  EXPECT_EQ(static_cast<size_t>(0), set.size());
-  {
-    list_set<Wrapped<int> >::iterator it = set.begin();
-    EXPECT_EQ(set.end(), it);
-  }
-}
-
-TEST(ListSetTest, ListSetPointer) {
-  scoped_ptr<Wrapped<int> > w0(new Wrapped<int>(0));
-  scoped_ptr<Wrapped<int> > w1(new Wrapped<int>(1));
-  scoped_ptr<Wrapped<int> > w2(new Wrapped<int>(2));
-
-  list_set<Wrapped<int>*> set;
-  EXPECT_EQ(static_cast<size_t>(0), set.size());
-  {
-    list_set<Wrapped<int>*>::iterator it = set.begin();
-    EXPECT_EQ(set.end(), it);
-  }
-
-  set.insert(w0.get());
-  set.insert(w1.get());
-  set.insert(w2.get());
-
-  EXPECT_EQ(static_cast<size_t>(3), set.size());
-
-  {
-    list_set<Wrapped<int>*>::iterator it = set.begin();
-    EXPECT_EQ(0, (*it)->value());
-    ++it;
-    EXPECT_EQ(1, (*it)->value());
-    ++it;
-    EXPECT_EQ(2, (*it)->value());
-    ++it;
-    EXPECT_EQ(set.end(), it);
-  }
-
-  set.erase(w0.get());
-  set.erase(w1.get());
-  set.erase(w2.get());
-
-  EXPECT_EQ(static_cast<size_t>(0), set.size());
-  {
-    list_set<Wrapped<int>*>::iterator it = set.begin();
-    EXPECT_EQ(set.end(), it);
-  }
-}
-
-template <typename T>
-class RefCounted : public base::RefCounted<RefCounted<T> > {
- public:
-  RefCounted(const T& value) : value_(value) {}
-  T value() { return value_; }
-
- private:
-  virtual ~RefCounted() {}
-  friend class base::RefCounted<RefCounted<T> >;
-  T value_;
-};
-
-TEST(ListSetTest, ListSetRefCounted) {
-  list_set<scoped_refptr<RefCounted<int> > > set;
-  EXPECT_EQ(static_cast<size_t>(0), set.size());
-  {
-    list_set<scoped_refptr<RefCounted<int> > >::iterator it = set.begin();
-    EXPECT_EQ(set.end(), it);
-  }
-
-  scoped_refptr<RefCounted<int> > r0(new RefCounted<int>(0));
-  scoped_refptr<RefCounted<int> > r1(new RefCounted<int>(1));
-  scoped_refptr<RefCounted<int> > r2(new RefCounted<int>(2));
-
-  set.insert(r0);
-  set.insert(r1);
-  set.insert(r2);
-
-  EXPECT_EQ(static_cast<size_t>(3), set.size());
-
-  {
-    list_set<scoped_refptr<RefCounted<int> > >::iterator it = set.begin();
-    EXPECT_EQ(0, (*it)->value());
-    ++it;
-    EXPECT_EQ(1, (*it)->value());
-    ++it;
-    EXPECT_EQ(2, (*it)->value());
-    ++it;
-    EXPECT_EQ(set.end(), it);
-  }
-
-  set.erase(r0);
-  set.erase(r1);
-  set.erase(r2);
-
-  EXPECT_EQ(static_cast<size_t>(0), set.size());
-  {
-    list_set<scoped_refptr<RefCounted<int> > >::iterator it = set.begin();
-    EXPECT_EQ(set.end(), it);
-  }
-}
-
-}  // namespace content