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// Copyright 2015 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 "public/platform/WebVector.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "wtf/StdLibExtras.h"
#include "wtf/Vector.h"
namespace blink {
TEST(WebVectorTest, Iterators) {
Vector<int> input;
for (int i = 0; i < 5; ++i)
input.push_back(i);
WebVector<int> webVector(input);
const WebVector<int>& constWebVector = webVector;
Vector<int> output;
ASSERT_EQ(input.size(), webVector.size());
// Use begin()/end() iterators directly.
for (WebVector<int>::iterator it = webVector.begin(); it != webVector.end();
++it)
output.push_back(*it);
ASSERT_EQ(input.size(), output.size());
for (size_t i = 0; i < input.size(); ++i)
EXPECT_EQ(input[i], output[i]);
// Use begin()/end() const_iterators directly.
output.clear();
for (WebVector<int>::const_iterator it = constWebVector.begin();
it != constWebVector.end(); ++it)
output.push_back(*it);
ASSERT_EQ(input.size(), output.size());
for (size_t i = 0; i < input.size(); ++i)
EXPECT_EQ(input[i], output[i]);
// Use range-based for loop.
output.clear();
for (int x : webVector)
output.push_back(x);
ASSERT_EQ(input.size(), output.size());
for (size_t i = 0; i < input.size(); ++i)
EXPECT_EQ(input[i], output[i]);
}
TEST(WebVectorTest, IsEmpty) {
WebVector<int> vector;
ASSERT_TRUE(vector.isEmpty());
int value = 1;
vector.assign(&value, 1);
ASSERT_EQ(1u, vector.size());
ASSERT_FALSE(vector.isEmpty());
}
TEST(WebVectorTest, Swap) {
const int firstData[] = {1, 2, 3, 4, 5};
const int secondData[] = {6, 5, 8};
const size_t kFirstDataLength = WTF_ARRAY_LENGTH(firstData);
const size_t kSecondDataLength = WTF_ARRAY_LENGTH(secondData);
WebVector<int> first(firstData, kFirstDataLength);
WebVector<int> second(secondData, kSecondDataLength);
ASSERT_EQ(kFirstDataLength, first.size());
ASSERT_EQ(kSecondDataLength, second.size());
first.swap(second);
ASSERT_EQ(kSecondDataLength, first.size());
ASSERT_EQ(kFirstDataLength, second.size());
for (size_t i = 0; i < first.size(); ++i)
EXPECT_EQ(secondData[i], first[i]);
for (size_t i = 0; i < second.size(); ++i)
EXPECT_EQ(firstData[i], second[i]);
}
TEST(WebVectorTest, CreateFromPointer) {
const int values[] = {1, 2, 3, 4, 5};
WebVector<int> vector(values, 3);
ASSERT_EQ(3u, vector.size());
ASSERT_EQ(1, vector[0]);
ASSERT_EQ(2, vector[1]);
ASSERT_EQ(3, vector[2]);
}
TEST(WebVectorTest, CreateFromWtfVector) {
Vector<int> input;
for (int i = 0; i < 5; ++i)
input.push_back(i);
WebVector<int> vector(input);
ASSERT_EQ(input.size(), vector.size());
for (size_t i = 0; i < vector.size(); ++i)
EXPECT_EQ(input[i], vector[i]);
WebVector<int> copy(input);
ASSERT_EQ(input.size(), copy.size());
for (size_t i = 0; i < copy.size(); ++i)
EXPECT_EQ(input[i], copy[i]);
WebVector<int> assigned;
assigned = copy;
ASSERT_EQ(input.size(), assigned.size());
for (size_t i = 0; i < assigned.size(); ++i)
EXPECT_EQ(input[i], assigned[i]);
}
TEST(WebVectorTest, CreateFromStdVector) {
std::vector<int> input;
for (int i = 0; i < 5; ++i)
input.push_back(i);
WebVector<int> vector(input);
ASSERT_EQ(input.size(), vector.size());
for (size_t i = 0; i < vector.size(); ++i)
EXPECT_EQ(input[i], vector[i]);
WebVector<int> assigned;
assigned = input;
ASSERT_EQ(input.size(), assigned.size());
for (size_t i = 0; i < assigned.size(); ++i)
EXPECT_EQ(input[i], assigned[i]);
}
} // namespace blink
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