blob: afea1e24a00f073c6b1a7a1de86340ace1372489 [file] [log] [blame]
// Copyright (c) 2013 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 <stddef.h>
#include <algorithm>
#include "tools/gn/unique_vector.h"
#include "util/test/test.h"
TEST(UniqueVector, PushBack) {
UniqueVector<int> foo;
EXPECT_TRUE(foo.push_back(1));
EXPECT_FALSE(foo.push_back(1));
EXPECT_TRUE(foo.push_back(2));
EXPECT_TRUE(foo.push_back(0));
EXPECT_FALSE(foo.push_back(2));
EXPECT_FALSE(foo.push_back(1));
EXPECT_EQ(3u, foo.size());
EXPECT_EQ(1, foo[0]);
EXPECT_EQ(2, foo[1]);
EXPECT_EQ(0, foo[2]);
// Verify those results with IndexOf as well.
EXPECT_EQ(0u, foo.IndexOf(1));
EXPECT_EQ(1u, foo.IndexOf(2));
EXPECT_EQ(2u, foo.IndexOf(0));
EXPECT_EQ(static_cast<size_t>(-1), foo.IndexOf(99));
}
TEST(UniqueVector, PushBackViaSwap) {
UniqueVector<std::string> vect;
std::string a("a");
EXPECT_TRUE(vect.PushBackViaSwap(&a));
EXPECT_EQ("", a);
a = "a";
EXPECT_FALSE(vect.PushBackViaSwap(&a));
EXPECT_EQ("a", a);
EXPECT_EQ(0u, vect.IndexOf("a"));
}