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// 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/scoped_ptr.h"
#include "base/values.h"
#include "chrome/common/extensions/value_counter.h"
#include "testing/gtest/include/gtest/gtest.h"
class ValueCounterUnittest : public testing::Test {
};
TEST_F(ValueCounterUnittest, TestAddingSameValue) {
extensions::ValueCounter vc;
base::ListValue value;
ASSERT_EQ(1, vc.Add(value));
ASSERT_EQ(2, vc.Add(value));
}
TEST_F(ValueCounterUnittest, TestAddingDifferentValue) {
extensions::ValueCounter vc;
base::ListValue value1;
base::DictionaryValue value2;
ASSERT_EQ(1, vc.Add(value1));
ASSERT_EQ(1, vc.Add(value2));
}
TEST_F(ValueCounterUnittest, TestRemovingValue) {
extensions::ValueCounter vc;
base::ListValue value;
ASSERT_EQ(1, vc.Add(value));
ASSERT_EQ(2, vc.Add(value));
ASSERT_EQ(1, vc.Remove(value));
ASSERT_EQ(0, vc.Remove(value));
}
TEST_F(ValueCounterUnittest, TestAddIfMissing) {
extensions::ValueCounter vc;
base::ListValue value;
ASSERT_EQ(1, vc.AddIfMissing(value));
ASSERT_EQ(1, vc.AddIfMissing(value));
}
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