llvm-for-llvmta/unittests/ADT/MapVectorTest.cpp

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//===- unittest/ADT/MapVectorTest.cpp - MapVector unit tests ----*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/ADT/MapVector.h"
#include "llvm/ADT/iterator_range.h"
#include "gtest/gtest.h"
#include <utility>
using namespace llvm;
TEST(MapVectorTest, swap) {
MapVector<int, int> MV1, MV2;
std::pair<MapVector<int, int>::iterator, bool> R;
R = MV1.insert(std::make_pair(1, 2));
ASSERT_EQ(R.first, MV1.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_TRUE(R.second);
EXPECT_FALSE(MV1.empty());
EXPECT_TRUE(MV2.empty());
MV2.swap(MV1);
EXPECT_TRUE(MV1.empty());
EXPECT_FALSE(MV2.empty());
auto I = MV1.find(1);
ASSERT_EQ(MV1.end(), I);
I = MV2.find(1);
ASSERT_EQ(I, MV2.begin());
EXPECT_EQ(I->first, 1);
EXPECT_EQ(I->second, 2);
}
TEST(MapVectorTest, insert_pop) {
MapVector<int, int> MV;
std::pair<MapVector<int, int>::iterator, bool> R;
R = MV.insert(std::make_pair(1, 2));
ASSERT_EQ(R.first, MV.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_TRUE(R.second);
R = MV.insert(std::make_pair(1, 3));
ASSERT_EQ(R.first, MV.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_FALSE(R.second);
R = MV.insert(std::make_pair(4, 5));
ASSERT_NE(R.first, MV.end());
EXPECT_EQ(R.first->first, 4);
EXPECT_EQ(R.first->second, 5);
EXPECT_TRUE(R.second);
EXPECT_EQ(MV.size(), 2u);
EXPECT_EQ(MV[1], 2);
EXPECT_EQ(MV[4], 5);
MV.pop_back();
EXPECT_EQ(MV.size(), 1u);
EXPECT_EQ(MV[1], 2);
R = MV.insert(std::make_pair(4, 7));
ASSERT_NE(R.first, MV.end());
EXPECT_EQ(R.first->first, 4);
EXPECT_EQ(R.first->second, 7);
EXPECT_TRUE(R.second);
EXPECT_EQ(MV.size(), 2u);
EXPECT_EQ(MV[1], 2);
EXPECT_EQ(MV[4], 7);
}
TEST(MapVectorTest, erase) {
MapVector<int, int> MV;
MV.insert(std::make_pair(1, 2));
MV.insert(std::make_pair(3, 4));
MV.insert(std::make_pair(5, 6));
ASSERT_EQ(MV.size(), 3u);
MV.erase(MV.find(1));
ASSERT_EQ(MV.size(), 2u);
ASSERT_EQ(MV.find(1), MV.end());
ASSERT_EQ(MV[3], 4);
ASSERT_EQ(MV[5], 6);
ASSERT_EQ(MV.erase(3), 1u);
ASSERT_EQ(MV.size(), 1u);
ASSERT_EQ(MV.find(3), MV.end());
ASSERT_EQ(MV[5], 6);
ASSERT_EQ(MV.erase(79), 0u);
ASSERT_EQ(MV.size(), 1u);
}
TEST(MapVectorTest, remove_if) {
MapVector<int, int> MV;
MV.insert(std::make_pair(1, 11));
MV.insert(std::make_pair(2, 12));
MV.insert(std::make_pair(3, 13));
MV.insert(std::make_pair(4, 14));
MV.insert(std::make_pair(5, 15));
MV.insert(std::make_pair(6, 16));
ASSERT_EQ(MV.size(), 6u);
MV.remove_if([](const std::pair<int, int> &Val) { return Val.second % 2; });
ASSERT_EQ(MV.size(), 3u);
ASSERT_EQ(MV.find(1), MV.end());
ASSERT_EQ(MV.find(3), MV.end());
ASSERT_EQ(MV.find(5), MV.end());
ASSERT_EQ(MV[2], 12);
ASSERT_EQ(MV[4], 14);
ASSERT_EQ(MV[6], 16);
}
TEST(MapVectorTest, iteration_test) {
MapVector<int, int> MV;
MV.insert(std::make_pair(1, 11));
MV.insert(std::make_pair(2, 12));
MV.insert(std::make_pair(3, 13));
MV.insert(std::make_pair(4, 14));
MV.insert(std::make_pair(5, 15));
MV.insert(std::make_pair(6, 16));
ASSERT_EQ(MV.size(), 6u);
int count = 1;
for (auto P : make_range(MV.begin(), MV.end())) {
ASSERT_EQ(P.first, count);
count++;
}
count = 6;
for (auto P : make_range(MV.rbegin(), MV.rend())) {
ASSERT_EQ(P.first, count);
count--;
}
}
TEST(MapVectorTest, NonCopyable) {
MapVector<int, std::unique_ptr<int>> MV;
MV.insert(std::make_pair(1, std::make_unique<int>(1)));
MV.insert(std::make_pair(2, std::make_unique<int>(2)));
ASSERT_EQ(MV.count(1), 1u);
ASSERT_EQ(*MV.find(2)->second, 2);
}
template <class IntType> struct MapVectorMappedTypeTest : ::testing::Test {
using int_type = IntType;
};
using MapIntTypes = ::testing::Types<int, long, long long, unsigned,
unsigned long, unsigned long long>;
TYPED_TEST_CASE(MapVectorMappedTypeTest, MapIntTypes);
TYPED_TEST(MapVectorMappedTypeTest, DifferentDenseMap) {
// Test that using a map with a mapped type other than 'unsigned' compiles
// and works.
using IntType = typename TestFixture::int_type;
using MapVectorType = MapVector<int, int, DenseMap<int, IntType>>;
MapVectorType MV;
std::pair<typename MapVectorType::iterator, bool> R;
R = MV.insert(std::make_pair(1, 2));
ASSERT_EQ(R.first, MV.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_TRUE(R.second);
const std::pair<int, int> Elem(1, 3);
R = MV.insert(Elem);
ASSERT_EQ(R.first, MV.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_FALSE(R.second);
int& value = MV[4];
EXPECT_EQ(value, 0);
value = 5;
EXPECT_EQ(MV.size(), 2u);
EXPECT_EQ(MV[1], 2);
EXPECT_EQ(MV[4], 5);
}
TEST(SmallMapVectorSmallTest, insert_pop) {
SmallMapVector<int, int, 32> MV;
std::pair<SmallMapVector<int, int, 32>::iterator, bool> R;
R = MV.insert(std::make_pair(1, 2));
ASSERT_EQ(R.first, MV.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_TRUE(R.second);
R = MV.insert(std::make_pair(1, 3));
ASSERT_EQ(R.first, MV.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_FALSE(R.second);
R = MV.insert(std::make_pair(4, 5));
ASSERT_NE(R.first, MV.end());
EXPECT_EQ(R.first->first, 4);
EXPECT_EQ(R.first->second, 5);
EXPECT_TRUE(R.second);
EXPECT_EQ(MV.size(), 2u);
EXPECT_EQ(MV[1], 2);
EXPECT_EQ(MV[4], 5);
MV.pop_back();
EXPECT_EQ(MV.size(), 1u);
EXPECT_EQ(MV[1], 2);
R = MV.insert(std::make_pair(4, 7));
ASSERT_NE(R.first, MV.end());
EXPECT_EQ(R.first->first, 4);
EXPECT_EQ(R.first->second, 7);
EXPECT_TRUE(R.second);
EXPECT_EQ(MV.size(), 2u);
EXPECT_EQ(MV[1], 2);
EXPECT_EQ(MV[4], 7);
}
TEST(SmallMapVectorSmallTest, erase) {
SmallMapVector<int, int, 32> MV;
MV.insert(std::make_pair(1, 2));
MV.insert(std::make_pair(3, 4));
MV.insert(std::make_pair(5, 6));
ASSERT_EQ(MV.size(), 3u);
MV.erase(MV.find(1));
ASSERT_EQ(MV.size(), 2u);
ASSERT_EQ(MV.find(1), MV.end());
ASSERT_EQ(MV[3], 4);
ASSERT_EQ(MV[5], 6);
ASSERT_EQ(MV.erase(3), 1u);
ASSERT_EQ(MV.size(), 1u);
ASSERT_EQ(MV.find(3), MV.end());
ASSERT_EQ(MV[5], 6);
ASSERT_EQ(MV.erase(79), 0u);
ASSERT_EQ(MV.size(), 1u);
}
TEST(SmallMapVectorSmallTest, remove_if) {
SmallMapVector<int, int, 32> MV;
MV.insert(std::make_pair(1, 11));
MV.insert(std::make_pair(2, 12));
MV.insert(std::make_pair(3, 13));
MV.insert(std::make_pair(4, 14));
MV.insert(std::make_pair(5, 15));
MV.insert(std::make_pair(6, 16));
ASSERT_EQ(MV.size(), 6u);
MV.remove_if([](const std::pair<int, int> &Val) { return Val.second % 2; });
ASSERT_EQ(MV.size(), 3u);
ASSERT_EQ(MV.find(1), MV.end());
ASSERT_EQ(MV.find(3), MV.end());
ASSERT_EQ(MV.find(5), MV.end());
ASSERT_EQ(MV[2], 12);
ASSERT_EQ(MV[4], 14);
ASSERT_EQ(MV[6], 16);
}
TEST(SmallMapVectorSmallTest, iteration_test) {
SmallMapVector<int, int, 32> MV;
MV.insert(std::make_pair(1, 11));
MV.insert(std::make_pair(2, 12));
MV.insert(std::make_pair(3, 13));
MV.insert(std::make_pair(4, 14));
MV.insert(std::make_pair(5, 15));
MV.insert(std::make_pair(6, 16));
ASSERT_EQ(MV.size(), 6u);
int count = 1;
for (auto P : make_range(MV.begin(), MV.end())) {
ASSERT_EQ(P.first, count);
count++;
}
count = 6;
for (auto P : make_range(MV.rbegin(), MV.rend())) {
ASSERT_EQ(P.first, count);
count--;
}
}
TEST(SmallMapVectorSmallTest, NonCopyable) {
SmallMapVector<int, std::unique_ptr<int>, 8> MV;
MV.insert(std::make_pair(1, std::make_unique<int>(1)));
MV.insert(std::make_pair(2, std::make_unique<int>(2)));
ASSERT_EQ(MV.count(1), 1u);
ASSERT_EQ(*MV.find(2)->second, 2);
}
TEST(SmallMapVectorLargeTest, insert_pop) {
SmallMapVector<int, int, 1> MV;
std::pair<SmallMapVector<int, int, 1>::iterator, bool> R;
R = MV.insert(std::make_pair(1, 2));
ASSERT_EQ(R.first, MV.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_TRUE(R.second);
R = MV.insert(std::make_pair(1, 3));
ASSERT_EQ(R.first, MV.begin());
EXPECT_EQ(R.first->first, 1);
EXPECT_EQ(R.first->second, 2);
EXPECT_FALSE(R.second);
R = MV.insert(std::make_pair(4, 5));
ASSERT_NE(R.first, MV.end());
EXPECT_EQ(R.first->first, 4);
EXPECT_EQ(R.first->second, 5);
EXPECT_TRUE(R.second);
EXPECT_EQ(MV.size(), 2u);
EXPECT_EQ(MV[1], 2);
EXPECT_EQ(MV[4], 5);
MV.pop_back();
EXPECT_EQ(MV.size(), 1u);
EXPECT_EQ(MV[1], 2);
R = MV.insert(std::make_pair(4, 7));
ASSERT_NE(R.first, MV.end());
EXPECT_EQ(R.first->first, 4);
EXPECT_EQ(R.first->second, 7);
EXPECT_TRUE(R.second);
EXPECT_EQ(MV.size(), 2u);
EXPECT_EQ(MV[1], 2);
EXPECT_EQ(MV[4], 7);
}
TEST(SmallMapVectorLargeTest, erase) {
SmallMapVector<int, int, 1> MV;
MV.insert(std::make_pair(1, 2));
MV.insert(std::make_pair(3, 4));
MV.insert(std::make_pair(5, 6));
ASSERT_EQ(MV.size(), 3u);
MV.erase(MV.find(1));
ASSERT_EQ(MV.size(), 2u);
ASSERT_EQ(MV.find(1), MV.end());
ASSERT_EQ(MV[3], 4);
ASSERT_EQ(MV[5], 6);
ASSERT_EQ(MV.erase(3), 1u);
ASSERT_EQ(MV.size(), 1u);
ASSERT_EQ(MV.find(3), MV.end());
ASSERT_EQ(MV[5], 6);
ASSERT_EQ(MV.erase(79), 0u);
ASSERT_EQ(MV.size(), 1u);
}
TEST(SmallMapVectorLargeTest, remove_if) {
SmallMapVector<int, int, 1> MV;
MV.insert(std::make_pair(1, 11));
MV.insert(std::make_pair(2, 12));
MV.insert(std::make_pair(3, 13));
MV.insert(std::make_pair(4, 14));
MV.insert(std::make_pair(5, 15));
MV.insert(std::make_pair(6, 16));
ASSERT_EQ(MV.size(), 6u);
MV.remove_if([](const std::pair<int, int> &Val) { return Val.second % 2; });
ASSERT_EQ(MV.size(), 3u);
ASSERT_EQ(MV.find(1), MV.end());
ASSERT_EQ(MV.find(3), MV.end());
ASSERT_EQ(MV.find(5), MV.end());
ASSERT_EQ(MV[2], 12);
ASSERT_EQ(MV[4], 14);
ASSERT_EQ(MV[6], 16);
}
TEST(SmallMapVectorLargeTest, iteration_test) {
SmallMapVector<int, int, 1> MV;
MV.insert(std::make_pair(1, 11));
MV.insert(std::make_pair(2, 12));
MV.insert(std::make_pair(3, 13));
MV.insert(std::make_pair(4, 14));
MV.insert(std::make_pair(5, 15));
MV.insert(std::make_pair(6, 16));
ASSERT_EQ(MV.size(), 6u);
int count = 1;
for (auto P : make_range(MV.begin(), MV.end())) {
ASSERT_EQ(P.first, count);
count++;
}
count = 6;
for (auto P : make_range(MV.rbegin(), MV.rend())) {
ASSERT_EQ(P.first, count);
count--;
}
}