| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #include <iostream> | ||
| 2 | #include <vector> | ||
| 3 | #include <functional> | ||
| 4 | #include <string> | ||
| 5 | #include <optional> | ||
| 6 | #include <set> | ||
| 7 | #include <map> | ||
| 8 | #include <list> | ||
| 9 | #include <deque> | ||
| 10 | #include <unordered_set> | ||
| 11 | #include <unordered_map> | ||
| 12 | |||
| 13 | #include "TestCommon.h" | ||
| 14 | |||
| 15 | // ################################################################################################ | ||
| 16 | // SOURCES | ||
| 17 | // ################################################################################################ | ||
| 18 | 8 | TEST(CXXIter, srcMove) { // move | |
| 19 | { // sizeHint | ||
| 20 |
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2 | std::vector<int> input = {1, 3, 3, 7}; |
| 21 |
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2 | auto sizeHint = CXXIter::from(input).sizeHint(); |
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2 | ASSERT_EQ(sizeHint.lowerBound, input.size()); |
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2 | ASSERT_EQ(sizeHint.upperBound.value(), input.size()); |
| 24 |
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2 | } |
| 25 | { // std::vector | ||
| 26 | 2 | LifecycleEvents evtLog; | |
| 27 | { | ||
| 28 | 2 | std::vector<LifecycleDebugger> input; | |
| 29 |
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2 | input.emplace_back("heapTestString", evtLog); |
| 30 | |||
| 31 |
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2 | auto outVec = CXXIter::SrcMov(std::move(input)) |
| 32 |
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5 | .filter([&evtLog](const LifecycleDebugger&) { |
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1 | if(evtLog.size() != 2) { throw std::runtime_error("filter()"); } |
| 34 | 1 | return true; | |
| 35 | }) | ||
| 36 |
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5 | .filterMap([&evtLog](LifecycleDebugger&& o) -> std::optional<std::string> { |
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1 | if(evtLog.size() != 4) { throw std::runtime_error("filterMap()"); } |
| 38 | 1 | return std::move(o.heapTest); | |
| 39 | }) | ||
| 40 |
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2 | .collect<std::vector>(); |
| 41 |
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2 | ASSERT_EQ(outVec.size(), 1); |
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2 | ASSERT_EQ(outVec[0], "heapTestString"); |
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2 | } |
| 44 | |||
| 45 |
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2 | ASSERT_EQ(evtLog.size(), 6); |
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2 | ASSERT_EQ(evtLog[0].event, LifecycleEventType::CTOR); |
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2 | ASSERT_EQ(evtLog[1].event, LifecycleEventType::MOVECTOR); // move SrcMov -> Filter (tmp1) |
| 48 |
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2 | ASSERT_EQ(evtLog[2].event, LifecycleEventType::MOVECTOR); // move Filter -> FilterMap (tmp2) |
| 49 | |||
| 50 |
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2 | ASSERT_EQ(evtLog[3].event, LifecycleEventType::DTOR); // dtor of tmp2 |
| 51 |
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2 | ASSERT_EQ(evtLog[1].ptr, evtLog[3].ptr); |
| 52 | |||
| 53 |
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2 | ASSERT_EQ(evtLog[4].event, LifecycleEventType::DTOR); // dtor of tmp1 |
| 54 |
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2 | ASSERT_EQ(evtLog[2].ptr, evtLog[4].ptr); |
| 55 | |||
| 56 |
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2 | ASSERT_EQ(evtLog[5].event, LifecycleEventType::DTOR); // dtor of original input (stored in SrcMov) |
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2 | ASSERT_EQ(evtLog[0].ptr, evtLog[5].ptr); |
| 58 |
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2 | } |
| 59 | { // CustomContainer | ||
| 60 | 2 | LifecycleEvents evtLog; | |
| 61 | { | ||
| 62 |
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6 | CustomContainer<LifecycleDebugger> input({ LifecycleDebugger("heapTestString", evtLog) }); |
| 63 | |||
| 64 |
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2 | auto outVec = CXXIter::SrcMov(std::move(input)) |
| 65 |
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5 | .filter([&evtLog](const LifecycleDebugger&) { |
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1 | if(evtLog.size() != 4) { throw std::runtime_error("filter()"); } |
| 67 | 1 | return true; | |
| 68 | }) | ||
| 69 |
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5 | .filterMap([&evtLog](LifecycleDebugger&& o) -> std::optional<std::string> { |
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1 | if(evtLog.size() != 6) { throw std::runtime_error("filterMap()"); } |
| 71 | 1 | return std::move(o.heapTest); | |
| 72 | }) | ||
| 73 |
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2 | .collect<std::vector>(); |
| 74 |
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2 | ASSERT_EQ(outVec.size(), 1); |
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2 | ASSERT_EQ(outVec[0], "heapTestString"); |
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2 | } |
| 77 | |||
| 78 |
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2 | ASSERT_EQ(evtLog.size(), 8); |
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2 | ASSERT_EQ(evtLog[0].event, LifecycleEventType::CTOR); // ctor in initializer list |
| 80 |
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2 | ASSERT_EQ(evtLog[1].event, LifecycleEventType::CPYCTOR); // initializer list -> CustomContainer |
| 81 |
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2 | ASSERT_EQ(evtLog[2].event, LifecycleEventType::DTOR); // dtor in initializer list |
| 82 |
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2 | ASSERT_EQ(evtLog[0].ptr, evtLog[2].ptr); |
| 83 | |||
| 84 |
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2 | ASSERT_EQ(evtLog[3].event, LifecycleEventType::MOVECTOR); // move SrcMov -> Filter (tmp1) |
| 85 |
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2 | ASSERT_EQ(evtLog[4].event, LifecycleEventType::MOVECTOR); // move Filter -> FilterMap (tmp2) |
| 86 | |||
| 87 |
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2 | ASSERT_EQ(evtLog[5].event, LifecycleEventType::DTOR); // dtor of tmp2 |
| 88 |
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2 | ASSERT_EQ(evtLog[3].ptr, evtLog[5].ptr); |
| 89 | |||
| 90 |
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2 | ASSERT_EQ(evtLog[6].event, LifecycleEventType::DTOR); // dtor of tmp1 |
| 91 |
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2 | ASSERT_EQ(evtLog[4].ptr, evtLog[6].ptr); |
| 92 | |||
| 93 |
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2 | ASSERT_EQ(evtLog[7].event, LifecycleEventType::DTOR); // dtor of original input (stored in SrcMov) |
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2 | ASSERT_EQ(evtLog[1].ptr, evtLog[7].ptr); |
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2 | } |
| 96 | { | ||
| 97 |
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2 | std::vector<int> input = {1, 2, 3}; |
| 98 |
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2 | auto iter = CXXIter::from(std::move(input)); |
| 99 | static_assert(std::is_same_v<decltype(iter), CXXIter::SrcMov<std::vector<int>>>); | ||
| 100 | int output = iter | ||
| 101 |
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5 | .map([](int item) { return item * 2; }) |
| 102 |
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2 | .mean().value(); |
| 103 |
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2 | ASSERT_EQ(output, 4); |
| 104 |
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2 | } |
| 105 | { // support for containers that store their data on the stack | ||
| 106 | 2 | std::array<int, 3> input = {1, 2, 3}; | |
| 107 |
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2 | auto iter = CXXIter::from(std::move(input)); |
| 108 | static_assert(std::is_same_v<decltype(iter), CXXIter::SrcMov<std::array<int, 3>>>); | ||
| 109 | int output = iter | ||
| 110 |
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5 | .map([](int item) { return item * 2; }) |
| 111 |
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2 | .mean().value(); |
| 112 |
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2 | ASSERT_EQ(output, 4); |
| 113 |
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2 | } |
| 114 | } | ||
| 115 | |||
| 116 | 8 | TEST(CXXIter, srcConstRef) { // const references | |
| 117 | { // sizeHint | ||
| 118 |
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2 | std::vector<int> input = {1, 3, 3, 7}; |
| 119 |
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2 | auto sizeHint = CXXIter::from(input).sizeHint(); |
| 120 |
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2 | ASSERT_EQ(sizeHint.lowerBound, input.size()); |
| 121 |
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2 | ASSERT_EQ(sizeHint.upperBound.value(), input.size()); |
| 122 |
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2 | } |
| 123 | { // std::vector | ||
| 124 | 2 | LifecycleEvents evtLog; | |
| 125 | { | ||
| 126 | 2 | std::vector<LifecycleDebugger> input; | |
| 127 |
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2 | input.emplace_back("heapTestString", evtLog); |
| 128 | |||
| 129 |
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2 | std::vector<std::string> outVec = CXXIter::SrcCRef(input) |
| 130 |
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3 | .filter([](const LifecycleDebugger&){ return true; }) |
| 131 |
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3 | .map([](const LifecycleDebugger& o) { return o.heapTest; }) |
| 132 |
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2 | .collect<std::vector>(); |
| 133 |
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2 | ASSERT_EQ(outVec.size(), 1); |
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2 | ASSERT_EQ(outVec[0], "heapTestString"); |
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2 | ASSERT_EQ(input[0].heapTest, "heapTestString"); |
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2 | ASSERT_TRUE(input[0].alive); |
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2 | } |
| 138 | |||
| 139 |
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2 | ASSERT_EQ(evtLog.size(), 2); |
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2 | ASSERT_EQ(evtLog[0].event, LifecycleEventType::CTOR); |
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2 | ASSERT_EQ(evtLog[1].event, LifecycleEventType::DTOR); |
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2 | ASSERT_EQ(evtLog[0].ptr, evtLog[1].ptr); |
| 143 |
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2 | } |
| 144 | { // CustomContainer | ||
| 145 | 2 | LifecycleEvents evtLog; | |
| 146 | { | ||
| 147 |
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6 | CustomContainer<LifecycleDebugger> input({ LifecycleDebugger("heapTestString", evtLog) }); |
| 148 | |||
| 149 |
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2 | std::vector<std::string> outVec = CXXIter::SrcCRef(input) |
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3 | .filter([](const LifecycleDebugger&){ return true; }) |
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3 | .map([](const LifecycleDebugger& o) { return o.heapTest; }) |
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2 | .collect<std::vector>(); |
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2 | ASSERT_EQ(outVec.size(), 1); |
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2 | ASSERT_EQ(outVec[0], "heapTestString"); |
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2 | ASSERT_EQ(input.get(0).heapTest, "heapTestString"); |
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2 | ASSERT_TRUE(input.get(0).alive); |
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2 | } |
| 158 | |||
| 159 |
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2 | ASSERT_EQ(evtLog.size(), 4); |
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2 | ASSERT_EQ(evtLog[0].event, LifecycleEventType::CTOR); // ctor in initializer list |
| 161 |
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2 | ASSERT_EQ(evtLog[1].event, LifecycleEventType::CPYCTOR); // initializer list -> CustomContainer |
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2 | ASSERT_EQ(evtLog[2].event, LifecycleEventType::DTOR); // dtor in initializer list |
| 163 |
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2 | ASSERT_EQ(evtLog[0].ptr, evtLog[2].ptr); |
| 164 | |||
| 165 |
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2 | ASSERT_EQ(evtLog[3].event, LifecycleEventType::DTOR); // dtor in CustomContainer |
| 166 |
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2 | ASSERT_EQ(evtLog[1].ptr, evtLog[3].ptr); |
| 167 |
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2 | } |
| 168 | { | ||
| 169 |
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2 | std::vector<int> input = {1, 2, 3}; |
| 170 | 2 | const std::vector<int>& inputCRef = input; | |
| 171 |
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2 | auto iter = CXXIter::from(inputCRef); |
| 172 | static_assert(std::is_same_v<decltype(iter), CXXIter::SrcCRef<std::vector<int>>>); | ||
| 173 | int output = iter | ||
| 174 |
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5 | .map([](int item) { return item * 2; }) |
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2 | .mean().value(); |
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2 | ASSERT_EQ(output, 4); |
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2 | } |
| 178 | { // support for containers that store their data on the stack | ||
| 179 | 2 | const std::array<int, 3> input = {1, 2, 3}; | |
| 180 |
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2 | auto iter = CXXIter::from(input); |
| 181 | static_assert(std::is_same_v<decltype(iter), CXXIter::SrcCRef<std::array<int, 3>>>); | ||
| 182 | int output = iter | ||
| 183 |
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5 | .map([](int item) { return item * 2; }) |
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2 | .mean().value(); |
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2 | ASSERT_EQ(output, 4); |
| 186 | } | ||
| 187 | } | ||
| 188 | |||
| 189 | 8 | TEST(CXXIter, srcRef) { // mutable references (move out of heapTest) | |
| 190 | { // sizeHint | ||
| 191 |
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2 | std::vector<int> input = {1, 3, 3, 7}; |
| 192 |
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2 | auto sizeHint = CXXIter::from(input).sizeHint(); |
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2 | ASSERT_EQ(sizeHint.lowerBound, input.size()); |
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2 | ASSERT_EQ(sizeHint.upperBound.value(), input.size()); |
| 195 |
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2 | } |
| 196 | { // std::vector | ||
| 197 | 2 | LifecycleEvents evtLog; | |
| 198 | { | ||
| 199 | 2 | std::vector<LifecycleDebugger> input; | |
| 200 |
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2 | input.emplace_back("heapTestString", evtLog); |
| 201 | |||
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2 | std::vector<std::string> outVec = CXXIter::SrcRef(input) |
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3 | .filter([](const LifecycleDebugger&){ return true; }) |
| 204 |
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3 | .map([](LifecycleDebugger& o) { return std::move(o.heapTest); }) |
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2 | .collect<std::vector>(); |
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2 | ASSERT_EQ(outVec.size(), 1); |
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2 | ASSERT_EQ(outVec[0], "heapTestString"); |
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2 | ASSERT_EQ(input[0].heapTest, ""); // we only moved out of the string |
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2 | ASSERT_TRUE(input[0].alive); // ^ |
| 210 |
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2 | } |
| 211 | |||
| 212 |
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2 | ASSERT_EQ(evtLog.size(), 2); |
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2 | ASSERT_EQ(evtLog[0].event, LifecycleEventType::CTOR); |
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2 | ASSERT_EQ(evtLog[1].event, LifecycleEventType::DTOR); |
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2 | ASSERT_EQ(evtLog[0].ptr, evtLog[1].ptr); |
| 216 |
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2 | } |
| 217 | { // std::vector | ||
| 218 | 2 | LifecycleEvents evtLog; | |
| 219 | { | ||
| 220 |
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6 | CustomContainer<LifecycleDebugger> input({ LifecycleDebugger("heapTestString", evtLog) }); |
| 221 | |||
| 222 |
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2 | std::vector<std::string> outVec = CXXIter::SrcRef(input) |
| 223 |
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3 | .filter([](const LifecycleDebugger&){ return true; }) |
| 224 |
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3 | .map([](LifecycleDebugger& o) { return std::move(o.heapTest); }) |
| 225 |
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2 | .collect<std::vector>(); |
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2 | ASSERT_EQ(outVec.size(), 1); |
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2 | ASSERT_EQ(outVec[0], "heapTestString"); |
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2 | ASSERT_EQ(input.get(0).heapTest, ""); // we only moved out of the string |
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2 | ASSERT_TRUE(input.get(0).alive); // ^ |
| 230 |
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2 | } |
| 231 | |||
| 232 |
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2 | ASSERT_EQ(evtLog.size(), 4); |
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2 | ASSERT_EQ(evtLog[0].event, LifecycleEventType::CTOR); // ctor in initializer list |
| 234 |
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2 | ASSERT_EQ(evtLog[1].event, LifecycleEventType::CPYCTOR); // initializer list -> CustomContainer |
| 235 |
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2 | ASSERT_EQ(evtLog[2].event, LifecycleEventType::DTOR); // dtor in initializer list |
| 236 |
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2 | ASSERT_EQ(evtLog[0].ptr, evtLog[2].ptr); |
| 237 | |||
| 238 |
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2 | ASSERT_EQ(evtLog[3].event, LifecycleEventType::DTOR); // dtor in CustomContainer |
| 239 |
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2 | ASSERT_EQ(evtLog[1].ptr, evtLog[3].ptr); |
| 240 |
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2 | } |
| 241 | { | ||
| 242 |
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2 | std::vector<int> input = {1, 2, 3}; |
| 243 | 2 | std::vector<int>& inputRef = input; | |
| 244 |
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2 | auto iter = CXXIter::from(inputRef); |
| 245 | static_assert(std::is_same_v<decltype(iter), CXXIter::SrcRef<std::vector<int>>>); | ||
| 246 | int output = iter | ||
| 247 |
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5 | .map([](int item) { return item * 2; }) |
| 248 |
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2 | .mean().value(); |
| 249 |
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2 | ASSERT_EQ(output, 4); |
| 250 |
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2 | } |
| 251 | |||
| 252 | { // support for containers that store their data on the stack | ||
| 253 | 2 | std::array<int, 3> input = {1, 2, 3}; | |
| 254 |
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2 | auto iter = CXXIter::from(input); |
| 255 | static_assert(std::is_same_v<decltype(iter), CXXIter::SrcRef<std::array<int, 3>>>); | ||
| 256 | int output = iter | ||
| 257 |
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5 | .map([](int item) { return item * 2; }) |
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2 | .mean().value(); |
| 259 |
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2 | ASSERT_EQ(output, 4); |
| 260 | } | ||
| 261 | } | ||
| 262 | |||
| 263 | 8 | TEST(CXXIter, empty) { | |
| 264 | 2 | CXXIter::IterValue<std::string> output = CXXIter::empty<std::string>().next(); | |
| 265 |
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2 | ASSERT_FALSE(output.has_value()); |
| 266 |
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2 | } |
| 267 | |||
| 268 | 8 | TEST(CXXIter, fromFn) { | |
| 269 | 2 | size_t generatorState = 0; | |
| 270 | 100 | std::function<std::optional<size_t>()> generatorFn = [generatorState]() mutable { | |
| 271 | 100 | return (generatorState++); | |
| 272 | 2 | }; | |
| 273 |
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4 | std::vector<size_t> output = CXXIter::fromFn(generatorFn) |
| 274 |
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4 | .take(100) |
| 275 |
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2 | .collect<std::vector>(); |
| 276 |
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2 | ASSERT_EQ(output.size(), 100); |
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202 | for(size_t i = 0; i < 100; ++i) { ASSERT_EQ(output[i], i); } |
| 278 |
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2 | } |
| 279 | |||
| 280 | #ifdef CXXITER_HAS_COROUTINE | ||
| 281 | 8 | TEST(CXXIter, generate) { | |
| 282 | { | ||
| 283 |
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2 | std::vector<std::string> output = CXXIter::generate( |
| 284 |
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1 | []() -> CXXIter::Generator<std::string> { |
| 285 | for(size_t i = 0; i < 1000; ++i) { | ||
| 286 | co_yield std::to_string(i); | ||
| 287 | } | ||
| 288 | } | ||
| 289 |
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2 | ).collect<std::vector>(); |
| 290 |
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2 | ASSERT_EQ(output.size(), 1000); |
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4002 | for(size_t i = 0; i < 1000; ++i) { ASSERT_EQ(output[i], std::to_string(i)); } |
| 292 |
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2 | } |
| 293 | { | ||
| 294 |
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2 | std::vector<std::string> output = CXXIter::generate( |
| 295 |
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1 | []() -> CXXIter::Generator<std::string> { |
| 296 | co_yield std::to_string(0); | ||
| 297 | } | ||
| 298 |
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2 | ).collect<std::vector>(); |
| 299 |
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2 | ASSERT_EQ(output.size(), 1); |
| 300 |
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2 | ASSERT_THAT(output, ElementsAre("0")); |
| 301 |
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2 | } |
| 302 | } | ||
| 303 | #endif | ||
| 304 | |||
| 305 | 8 | TEST(CXXIter, repeat) { | |
| 306 | { // sizeHint | ||
| 307 | { | ||
| 308 |
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2 | auto sizeHint = CXXIter::repeat(5.0f, 3).sizeHint(); |
| 309 |
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2 | ASSERT_EQ(sizeHint.lowerBound, 3); |
| 310 |
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2 | ASSERT_EQ(sizeHint.upperBound.value(), 3); |
| 311 | } | ||
| 312 | { | ||
| 313 |
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2 | auto sizeHint = CXXIter::repeat(5.0f).sizeHint(); |
| 314 |
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2 | ASSERT_EQ(sizeHint.lowerBound, CXXIter::SizeHint::INFINITE); |
| 315 |
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2 | ASSERT_FALSE(sizeHint.upperBound.has_value()); |
| 316 | } | ||
| 317 | } | ||
| 318 | { | ||
| 319 |
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2 | std::vector<int> item = {1, 3, 3, 7}; |
| 320 |
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2 | std::vector<int> output = CXXIter::repeat(item, 3) |
| 321 |
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4 | .flatMap() |
| 322 |
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2 | .collect<std::vector>(); |
| 323 |
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2 | ASSERT_EQ(output.size(), 3 * 4); |
| 324 |
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2 | ASSERT_THAT(output, ElementsAre(1, 3, 3, 7, 1, 3, 3, 7, 1, 3, 3, 7)); |
| 325 |
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2 | } |
| 326 | } | ||
| 327 | |||
| 328 | 8 | TEST(CXXIter, range) { | |
| 329 | { // sizeHint | ||
| 330 | { | ||
| 331 | 2 | auto sizeHint = CXXIter::range(0, 7, 2).sizeHint(); | |
| 332 |
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2 | ASSERT_EQ(sizeHint.lowerBound, 4); |
| 333 |
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2 | ASSERT_EQ(sizeHint.upperBound.value(), 4); |
| 334 | } | ||
| 335 | { | ||
| 336 | 2 | auto sizeHint = CXXIter::range(0.0f, 1.1f, 0.25f).sizeHint(); | |
| 337 |
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2 | ASSERT_EQ(sizeHint.lowerBound, 5); |
| 338 |
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2 | ASSERT_EQ(sizeHint.upperBound.value(), 5); |
| 339 | } | ||
| 340 | } | ||
| 341 | { | ||
| 342 |
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2 | std::vector<int> output = CXXIter::range(0, 7, 2) |
| 343 |
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2 | .collect<std::vector>(); |
| 344 |
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2 | ASSERT_EQ(output.size(), 4); |
| 345 |
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2 | ASSERT_THAT(output, ElementsAre(0, 2, 4, 6)); |
| 346 |
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2 | } |
| 347 | { | ||
| 348 |
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2 | std::vector<int> output = CXXIter::range(1, 7, 2) |
| 349 |
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2 | .collect<std::vector>(); |
| 350 |
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2 | ASSERT_EQ(output.size(), 4); |
| 351 |
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2 | ASSERT_THAT(output, ElementsAre(1, 3, 5, 7)); |
| 352 |
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2 | } |
| 353 | { | ||
| 354 |
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2 | std::vector<float> output = CXXIter::range(0.0f, 1.1f, 0.25f) |
| 355 |
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2 | .collect<std::vector>(); |
| 356 |
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2 | ASSERT_EQ(output.size(), 5); |
| 357 |
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2 | ASSERT_THAT(output, ElementsAre(0.0f, 0.25f, 0.5f, 0.75f, 1.0f)); |
| 358 |
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2 | } |
| 359 | } | ||
| 360 | |||
| 361 | 8 | TEST(CXXIter, next) { | |
| 362 |
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10 | std::vector<std::string> input = {"42", "1337"}; |
| 363 |
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2 | auto iter = CXXIter::from(input); |
| 364 |
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2 | auto output0 = iter.next(); |
| 365 |
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2 | ASSERT_TRUE(output0.has_value()); |
| 366 |
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2 | ASSERT_EQ(output0.value(), "42"); |
| 367 |
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2 | auto output1 = iter.next(); |
| 368 |
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2 | ASSERT_TRUE(output1.has_value()); |
| 369 |
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2 | ASSERT_EQ(output1.value(), "1337"); |
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2 | auto output2 = iter.next(); |
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2 | ASSERT_FALSE(output2.has_value()); |
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2 | } |
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