mirror of
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462 lines
17 KiB
C++
462 lines
17 KiB
C++
//===- llvm/unittest/ADT/TinyPtrVectorTest.cpp ----------------------------===//
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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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//
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// TinyPtrVector unit tests.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/ADT/TinyPtrVector.h"
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#include "llvm/ADT/ArrayRef.h"
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#include "llvm/ADT/STLExtras.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/Support/type_traits.h"
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#include "gtest/gtest.h"
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#include <algorithm>
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#include <list>
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#include <vector>
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using namespace llvm;
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namespace {
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// The world's worst RNG, but it is deterministic and makes it easy to get
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// *some* shuffling of elements.
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static ptrdiff_t test_shuffle_rng(ptrdiff_t i) {
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return (i + i * 33) % i;
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}
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static ptrdiff_t (*test_shuffle_rng_p)(ptrdiff_t) = &test_shuffle_rng;
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template <typename VectorT>
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class TinyPtrVectorTest : public testing::Test {
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protected:
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typedef typename VectorT::value_type PtrT;
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typedef typename std::remove_pointer<PtrT>::type ValueT;
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VectorT V;
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VectorT V2;
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ValueT TestValues[1024];
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std::vector<PtrT> TestPtrs;
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TinyPtrVectorTest() {
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for (size_t i = 0, e = array_lengthof(TestValues); i != e; ++i)
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TestPtrs.push_back(&TestValues[i]);
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std::random_shuffle(TestPtrs.begin(), TestPtrs.end(), test_shuffle_rng_p);
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}
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ArrayRef<PtrT> testArray(size_t N) {
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return makeArrayRef(&TestPtrs[0], N);
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}
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void appendValues(VectorT &V, ArrayRef<PtrT> Values) {
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for (size_t i = 0, e = Values.size(); i != e; ++i)
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V.push_back(Values[i]);
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}
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void setVectors(ArrayRef<PtrT> Values1, ArrayRef<PtrT> Values2) {
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V.clear();
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appendValues(V, Values1);
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V2.clear();
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appendValues(V2, Values2);
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}
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void expectValues(const VectorT &V, ArrayRef<PtrT> Values) {
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EXPECT_EQ(Values.empty(), V.empty());
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EXPECT_EQ(Values.size(), V.size());
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for (size_t i = 0, e = Values.size(); i != e; ++i) {
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EXPECT_EQ(Values[i], V[i]);
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EXPECT_EQ(Values[i], *std::next(V.begin(), i));
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}
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EXPECT_EQ(V.end(), std::next(V.begin(), Values.size()));
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}
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};
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typedef ::testing::Types<TinyPtrVector<int*>,
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TinyPtrVector<double*>
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> TinyPtrVectorTestTypes;
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TYPED_TEST_CASE(TinyPtrVectorTest, TinyPtrVectorTestTypes);
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TYPED_TEST(TinyPtrVectorTest, EmptyTest) {
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this->expectValues(this->V, this->testArray(0));
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}
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TYPED_TEST(TinyPtrVectorTest, PushPopBack) {
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this->V.push_back(this->TestPtrs[0]);
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this->expectValues(this->V, this->testArray(1));
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this->V.push_back(this->TestPtrs[1]);
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this->expectValues(this->V, this->testArray(2));
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this->V.push_back(this->TestPtrs[2]);
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this->expectValues(this->V, this->testArray(3));
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this->V.push_back(this->TestPtrs[3]);
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this->expectValues(this->V, this->testArray(4));
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this->V.push_back(this->TestPtrs[4]);
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this->expectValues(this->V, this->testArray(5));
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// Pop and clobber a few values to keep things interesting.
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this->V.pop_back();
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this->expectValues(this->V, this->testArray(4));
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this->V.pop_back();
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this->expectValues(this->V, this->testArray(3));
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this->TestPtrs[3] = &this->TestValues[42];
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this->TestPtrs[4] = &this->TestValues[43];
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this->V.push_back(this->TestPtrs[3]);
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this->expectValues(this->V, this->testArray(4));
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this->V.push_back(this->TestPtrs[4]);
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this->expectValues(this->V, this->testArray(5));
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this->V.pop_back();
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this->expectValues(this->V, this->testArray(4));
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this->V.pop_back();
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this->expectValues(this->V, this->testArray(3));
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this->V.pop_back();
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this->expectValues(this->V, this->testArray(2));
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this->V.pop_back();
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this->expectValues(this->V, this->testArray(1));
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this->V.pop_back();
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this->expectValues(this->V, this->testArray(0));
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this->appendValues(this->V, this->testArray(42));
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this->expectValues(this->V, this->testArray(42));
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}
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TYPED_TEST(TinyPtrVectorTest, ClearTest) {
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this->expectValues(this->V, this->testArray(0));
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this->V.clear();
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this->expectValues(this->V, this->testArray(0));
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this->appendValues(this->V, this->testArray(1));
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this->expectValues(this->V, this->testArray(1));
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this->V.clear();
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this->expectValues(this->V, this->testArray(0));
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this->appendValues(this->V, this->testArray(42));
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this->expectValues(this->V, this->testArray(42));
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this->V.clear();
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this->expectValues(this->V, this->testArray(0));
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}
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TYPED_TEST(TinyPtrVectorTest, CopyAndMoveCtorTest) {
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this->appendValues(this->V, this->testArray(42));
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TypeParam Copy(this->V);
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this->expectValues(Copy, this->testArray(42));
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// This is a separate copy, and so it shouldn't destroy the original.
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Copy.clear();
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this->expectValues(Copy, this->testArray(0));
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this->expectValues(this->V, this->testArray(42));
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TypeParam Copy2(this->V2);
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this->appendValues(Copy2, this->testArray(42));
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this->expectValues(Copy2, this->testArray(42));
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this->expectValues(this->V2, this->testArray(0));
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TypeParam Move(std::move(Copy2));
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this->expectValues(Move, this->testArray(42));
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this->expectValues(Copy2, this->testArray(0));
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}
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TYPED_TEST(TinyPtrVectorTest, CopyAndMoveTest) {
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(0));
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this->expectValues(this->V2, this->testArray(0));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(0));
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this->setVectors(this->testArray(1), this->testArray(0));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(0));
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this->expectValues(this->V2, this->testArray(0));
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this->setVectors(this->testArray(1), this->testArray(0));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(0));
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this->setVectors(this->testArray(2), this->testArray(0));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(0));
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this->expectValues(this->V2, this->testArray(0));
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this->setVectors(this->testArray(2), this->testArray(0));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(0));
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this->setVectors(this->testArray(42), this->testArray(0));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(0));
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this->expectValues(this->V2, this->testArray(0));
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this->setVectors(this->testArray(42), this->testArray(0));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(0));
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this->setVectors(this->testArray(0), this->testArray(1));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(1));
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this->expectValues(this->V2, this->testArray(1));
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this->setVectors(this->testArray(0), this->testArray(1));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(1));
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this->setVectors(this->testArray(0), this->testArray(2));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(2));
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this->expectValues(this->V2, this->testArray(2));
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this->setVectors(this->testArray(0), this->testArray(2));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(2));
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this->setVectors(this->testArray(0), this->testArray(42));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(42));
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this->expectValues(this->V2, this->testArray(42));
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this->setVectors(this->testArray(0), this->testArray(42));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(42));
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this->setVectors(this->testArray(1), this->testArray(1));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(1));
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this->expectValues(this->V2, this->testArray(1));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(1));
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this->setVectors(this->testArray(1), this->testArray(2));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(2));
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this->expectValues(this->V2, this->testArray(2));
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this->setVectors(this->testArray(1), this->testArray(2));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(2));
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this->setVectors(this->testArray(1), this->testArray(42));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(42));
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this->expectValues(this->V2, this->testArray(42));
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this->setVectors(this->testArray(1), this->testArray(42));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(42));
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this->setVectors(this->testArray(2), this->testArray(1));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(1));
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this->expectValues(this->V2, this->testArray(1));
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this->setVectors(this->testArray(2), this->testArray(1));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(1));
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this->setVectors(this->testArray(2), this->testArray(2));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(2));
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this->expectValues(this->V2, this->testArray(2));
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this->setVectors(this->testArray(2), this->testArray(2));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(2));
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this->setVectors(this->testArray(2), this->testArray(42));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(42));
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this->expectValues(this->V2, this->testArray(42));
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this->setVectors(this->testArray(2), this->testArray(42));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(42));
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this->setVectors(this->testArray(42), this->testArray(1));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(1));
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this->expectValues(this->V2, this->testArray(1));
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this->setVectors(this->testArray(42), this->testArray(1));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(1));
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this->setVectors(this->testArray(42), this->testArray(2));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(2));
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this->expectValues(this->V2, this->testArray(2));
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this->setVectors(this->testArray(42), this->testArray(2));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(2));
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this->setVectors(this->testArray(42), this->testArray(42));
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this->V = this->V2;
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this->expectValues(this->V, this->testArray(42));
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this->expectValues(this->V2, this->testArray(42));
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this->setVectors(this->testArray(42), this->testArray(42));
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this->V = std::move(this->V2);
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this->expectValues(this->V, this->testArray(42));
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}
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TYPED_TEST(TinyPtrVectorTest, EraseTest) {
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this->appendValues(this->V, this->testArray(1));
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this->expectValues(this->V, this->testArray(1));
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this->V.erase(this->V.begin());
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this->expectValues(this->V, this->testArray(0));
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this->appendValues(this->V, this->testArray(42));
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this->expectValues(this->V, this->testArray(42));
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this->V.erase(this->V.begin());
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this->TestPtrs.erase(this->TestPtrs.begin());
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this->expectValues(this->V, this->testArray(41));
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this->V.erase(std::next(this->V.begin(), 1));
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this->TestPtrs.erase(std::next(this->TestPtrs.begin(), 1));
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this->expectValues(this->V, this->testArray(40));
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this->V.erase(std::next(this->V.begin(), 2));
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this->TestPtrs.erase(std::next(this->TestPtrs.begin(), 2));
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this->expectValues(this->V, this->testArray(39));
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this->V.erase(std::next(this->V.begin(), 5));
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this->TestPtrs.erase(std::next(this->TestPtrs.begin(), 5));
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this->expectValues(this->V, this->testArray(38));
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this->V.erase(std::next(this->V.begin(), 13));
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this->TestPtrs.erase(std::next(this->TestPtrs.begin(), 13));
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this->expectValues(this->V, this->testArray(37));
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typename TypeParam::iterator I = this->V.begin();
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do {
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I = this->V.erase(I);
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} while (I != this->V.end());
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this->expectValues(this->V, this->testArray(0));
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}
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TYPED_TEST(TinyPtrVectorTest, EraseRangeTest) {
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this->appendValues(this->V, this->testArray(1));
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this->expectValues(this->V, this->testArray(1));
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this->V.erase(this->V.begin(), this->V.begin());
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this->expectValues(this->V, this->testArray(1));
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this->V.erase(this->V.end(), this->V.end());
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this->expectValues(this->V, this->testArray(1));
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this->V.erase(this->V.begin(), this->V.end());
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this->expectValues(this->V, this->testArray(0));
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this->appendValues(this->V, this->testArray(42));
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this->expectValues(this->V, this->testArray(42));
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this->V.erase(this->V.begin(), std::next(this->V.begin(), 1));
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this->TestPtrs.erase(this->TestPtrs.begin(),
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std::next(this->TestPtrs.begin(), 1));
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this->expectValues(this->V, this->testArray(41));
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this->V.erase(std::next(this->V.begin(), 1), std::next(this->V.begin(), 2));
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this->TestPtrs.erase(std::next(this->TestPtrs.begin(), 1),
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std::next(this->TestPtrs.begin(), 2));
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this->expectValues(this->V, this->testArray(40));
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this->V.erase(std::next(this->V.begin(), 2), std::next(this->V.begin(), 4));
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this->TestPtrs.erase(std::next(this->TestPtrs.begin(), 2),
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std::next(this->TestPtrs.begin(), 4));
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this->expectValues(this->V, this->testArray(38));
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this->V.erase(std::next(this->V.begin(), 5), std::next(this->V.begin(), 10));
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this->TestPtrs.erase(std::next(this->TestPtrs.begin(), 5),
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std::next(this->TestPtrs.begin(), 10));
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this->expectValues(this->V, this->testArray(33));
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this->V.erase(std::next(this->V.begin(), 13), std::next(this->V.begin(), 26));
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this->TestPtrs.erase(std::next(this->TestPtrs.begin(), 13),
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std::next(this->TestPtrs.begin(), 26));
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this->expectValues(this->V, this->testArray(20));
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this->V.erase(std::next(this->V.begin(), 7), this->V.end());
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this->expectValues(this->V, this->testArray(7));
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this->V.erase(this->V.begin(), this->V.end());
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this->expectValues(this->V, this->testArray(0));
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}
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TYPED_TEST(TinyPtrVectorTest, Insert) {
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this->V.insert(this->V.end(), this->TestPtrs[0]);
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this->expectValues(this->V, this->testArray(1));
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this->V.clear();
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this->appendValues(this->V, this->testArray(4));
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this->expectValues(this->V, this->testArray(4));
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this->V.insert(this->V.end(), this->TestPtrs[4]);
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this->expectValues(this->V, this->testArray(5));
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this->V.insert(this->V.begin(), this->TestPtrs[42]);
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this->TestPtrs.insert(this->TestPtrs.begin(), this->TestPtrs[42]);
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this->expectValues(this->V, this->testArray(6));
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this->V.insert(std::next(this->V.begin(), 3), this->TestPtrs[43]);
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this->TestPtrs.insert(std::next(this->TestPtrs.begin(), 3),
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this->TestPtrs[43]);
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this->expectValues(this->V, this->testArray(7));
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}
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TYPED_TEST(TinyPtrVectorTest, InsertRange) {
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this->V.insert(this->V.end(), this->TestPtrs.begin(), this->TestPtrs.begin());
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this->expectValues(this->V, this->testArray(0));
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this->V.insert(this->V.begin(), this->TestPtrs.begin(),
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this->TestPtrs.begin());
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this->expectValues(this->V, this->testArray(0));
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this->V.insert(this->V.end(), this->TestPtrs.end(), this->TestPtrs.end());
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this->expectValues(this->V, this->testArray(0));
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this->V.insert(this->V.end(), this->TestPtrs.begin(),
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std::next(this->TestPtrs.begin()));
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this->expectValues(this->V, this->testArray(1));
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this->V.clear();
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this->V.insert(this->V.end(), this->TestPtrs.begin(),
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std::next(this->TestPtrs.begin(), 2));
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this->expectValues(this->V, this->testArray(2));
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this->V.clear();
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this->V.insert(this->V.end(), this->TestPtrs.begin(),
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std::next(this->TestPtrs.begin(), 42));
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this->expectValues(this->V, this->testArray(42));
|
|
this->V.clear();
|
|
this->V.insert(this->V.end(),
|
|
std::next(this->TestPtrs.begin(), 5),
|
|
std::next(this->TestPtrs.begin(), 13));
|
|
this->V.insert(this->V.begin(),
|
|
std::next(this->TestPtrs.begin(), 0),
|
|
std::next(this->TestPtrs.begin(), 3));
|
|
this->V.insert(std::next(this->V.begin(), 2),
|
|
std::next(this->TestPtrs.begin(), 2),
|
|
std::next(this->TestPtrs.begin(), 4));
|
|
this->V.erase(std::next(this->V.begin(), 4));
|
|
this->V.insert(std::next(this->V.begin(), 4),
|
|
std::next(this->TestPtrs.begin(), 4),
|
|
std::next(this->TestPtrs.begin(), 5));
|
|
this->expectValues(this->V, this->testArray(13));
|
|
}
|
|
|
|
}
|
|
|
|
TEST(TinyPtrVectorTest, SingleEltCtorTest) {
|
|
int v = 55;
|
|
TinyPtrVector<int *> V(&v);
|
|
|
|
EXPECT_TRUE(V.size() == 1);
|
|
EXPECT_FALSE(V.empty());
|
|
EXPECT_TRUE(V.front() == &v);
|
|
}
|
|
|
|
TEST(TinyPtrVectorTest, ArrayRefCtorTest) {
|
|
int data_array[128];
|
|
std::vector<int *> data;
|
|
|
|
for (unsigned i = 0, e = 128; i != e; ++i) {
|
|
data_array[i] = 324 - int(i);
|
|
data.push_back(&data_array[i]);
|
|
}
|
|
|
|
TinyPtrVector<int *> V(data);
|
|
EXPECT_TRUE(V.size() == 128);
|
|
EXPECT_FALSE(V.empty());
|
|
for (unsigned i = 0, e = 128; i != e; ++i) {
|
|
EXPECT_TRUE(V[i] == data[i]);
|
|
}
|
|
}
|
|
|
|
TEST(TinyPtrVectorTest, MutableArrayRefTest) {
|
|
int data_array[128];
|
|
std::vector<int *> data;
|
|
|
|
for (unsigned i = 0, e = 128; i != e; ++i) {
|
|
data_array[i] = 324 - int(i);
|
|
data.push_back(&data_array[i]);
|
|
}
|
|
|
|
TinyPtrVector<int *> V(data);
|
|
EXPECT_TRUE(V.size() == 128);
|
|
EXPECT_FALSE(V.empty());
|
|
|
|
MutableArrayRef<int *> mut_array = V;
|
|
for (unsigned i = 0, e = 128; i != e; ++i) {
|
|
EXPECT_TRUE(mut_array[i] == data[i]);
|
|
mut_array[i] = 324 + mut_array[i];
|
|
EXPECT_TRUE(mut_array[i] == (324 + data[i]));
|
|
}
|
|
}
|