unittests/ADT/MakeUniqueTest.cpp

   1 //===- llvm/unittest/ADT/MakeUniqueTest.cpp - make_unique unit tests ------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #include "llvm/ADT/STLExtras.h"
  11 #include "gtest/gtest.h"
  12 #include <tuple>
  13 using namespace llvm;
  14
  15 namespace {
  16
  17 TEST(MakeUniqueTest, SingleObject) {
  18   auto p0 = make_unique<int>();
  19   EXPECT_TRUE((bool)p0);
  20   EXPECT_EQ(0, *p0);
  21
  22   auto p1 = make_unique<int>(5);
  23   EXPECT_TRUE((bool)p1);
  24   EXPECT_EQ(5, *p1);
  25
  26   auto p2 = make_unique<std::tuple<int, int>>(0, 1);
  27   EXPECT_TRUE((bool)p2);
  28   EXPECT_EQ(std::make_tuple(0, 1), *p2);
  29
  30   auto p3 = make_unique<std::tuple<int, int, int>>(0, 1, 2);
  31   EXPECT_TRUE((bool)p3);
  32   EXPECT_EQ(std::make_tuple(0, 1, 2), *p3);
  33
  34   auto p4 = make_unique<std::tuple<int, int, int, int>>(0, 1, 2, 3);
  35   EXPECT_TRUE((bool)p4);
  36   EXPECT_EQ(std::make_tuple(0, 1, 2, 3), *p4);
  37
  38   auto p5 = make_unique<std::tuple<int, int, int, int, int>>(0, 1, 2, 3, 4);
  39   EXPECT_TRUE((bool)p5);
  40   EXPECT_EQ(std::make_tuple(0, 1, 2, 3, 4), *p5);
  41
  42   auto p6 =
  43       make_unique<std::tuple<int, int, int, int, int, int>>(0, 1, 2, 3, 4, 5);
  44   EXPECT_TRUE((bool)p6);
  45   EXPECT_EQ(std::make_tuple(0, 1, 2, 3, 4, 5), *p6);
  46
  47   auto p7 = make_unique<std::tuple<int, int, int, int, int, int, int>>(
  48       0, 1, 2, 3, 4, 5, 6);
  49   EXPECT_TRUE((bool)p7);
  50   EXPECT_EQ(std::make_tuple(0, 1, 2, 3, 4, 5, 6), *p7);
  51
  52   auto p8 = make_unique<std::tuple<int, int, int, int, int, int, int, int>>(
  53       0, 1, 2, 3, 4, 5, 6, 7);
  54   EXPECT_TRUE((bool)p8);
  55   EXPECT_EQ(std::make_tuple(0, 1, 2, 3, 4, 5, 6, 7), *p8);
  56
  57   auto p9 =
  58       make_unique<std::tuple<int, int, int, int, int, int, int, int, int>>(
  59           0, 1, 2, 3, 4, 5, 6, 7, 8);
  60   EXPECT_TRUE((bool)p9);
  61   EXPECT_EQ(std::make_tuple(0, 1, 2, 3, 4, 5, 6, 7, 8), *p9);
  62
  63   auto p10 =
  64       make_unique<std::tuple<int, int, int, int, int, int, int, int, int, int>>(
  65           0, 1, 2, 3, 4, 5, 6, 7, 8, 9);
  66   EXPECT_TRUE((bool)p10);
  67   EXPECT_EQ(std::make_tuple(0, 1, 2, 3, 4, 5, 6, 7, 8, 9), *p10);
  68 }
  69
  70 TEST(MakeUniqueTest, Array) {
  71   auto p1 = make_unique<int[]>(2);
  72   EXPECT_TRUE((bool)p1);
  73   EXPECT_EQ(0, p1[0]);
  74   EXPECT_EQ(0, p1[1]);
  75 }
  76 }