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1f1713ff7a
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175538 91177308-0d34-0410-b5e6-96231b3b80d8
56 lines
1.4 KiB
C++
56 lines
1.4 KiB
C++
//===- unittest/ADT/MapVectorTest.cpp - MapVector unit tests ----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "gtest/gtest.h"
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#include "llvm/ADT/MapVector.h"
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#include <utility>
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using namespace llvm;
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TEST(MapVectorTest, insert_pop) {
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MapVector<int, int> MV;
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std::pair<MapVector<int, int>::iterator, bool> R;
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R = MV.insert(std::make_pair(1, 2));
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ASSERT_EQ(R.first, MV.begin());
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EXPECT_EQ(R.first->first, 1);
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EXPECT_EQ(R.first->second, 2);
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EXPECT_TRUE(R.second);
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R = MV.insert(std::make_pair(1, 3));
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ASSERT_EQ(R.first, MV.begin());
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EXPECT_EQ(R.first->first, 1);
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EXPECT_EQ(R.first->second, 2);
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EXPECT_FALSE(R.second);
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R = MV.insert(std::make_pair(4, 5));
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ASSERT_NE(R.first, MV.end());
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EXPECT_EQ(R.first->first, 4);
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EXPECT_EQ(R.first->second, 5);
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EXPECT_TRUE(R.second);
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EXPECT_EQ(MV.size(), 2u);
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EXPECT_EQ(MV[1], 2);
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EXPECT_EQ(MV[4], 5);
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MV.pop_back();
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EXPECT_EQ(MV.size(), 1u);
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EXPECT_EQ(MV[1], 2);
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R = MV.insert(std::make_pair(4, 7));
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ASSERT_NE(R.first, MV.end());
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EXPECT_EQ(R.first->first, 4);
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EXPECT_EQ(R.first->second, 7);
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EXPECT_TRUE(R.second);
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EXPECT_EQ(MV.size(), 2u);
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EXPECT_EQ(MV[1], 2);
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EXPECT_EQ(MV[4], 7);
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}
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