| //===- llvm/unittest/ADT/ArrayRefTest.cpp - ArrayRef unit tests -----------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "llvm/ADT/ArrayRef.h" |
| #include "llvm/Support/Allocator.h" |
| #include "llvm/Support/raw_ostream.h" |
| #include "gtest/gtest.h" |
| using namespace llvm; |
| |
| namespace llvm { |
| |
| TEST(ArrayRefTest, AllocatorCopy) { |
| BumpPtrAllocator Alloc; |
| static const uint16_t Words1[] = { 1, 4, 200, 37 }; |
| ArrayRef<uint16_t> Array1 = makeArrayRef(Words1, 4); |
| static const uint16_t Words2[] = { 11, 4003, 67, 64000, 13 }; |
| ArrayRef<uint16_t> Array2 = makeArrayRef(Words2, 5); |
| ArrayRef<uint16_t> Array1c = Array1.copy(Alloc); |
| ArrayRef<uint16_t> Array2c = Array2.copy(Alloc);; |
| EXPECT_TRUE(Array1.equals(Array1c)); |
| EXPECT_NE(Array1.data(), Array1c.data()); |
| EXPECT_TRUE(Array2.equals(Array2c)); |
| EXPECT_NE(Array2.data(), Array2c.data()); |
| } |
| |
| TEST(ArrayRefTest, DropBack) { |
| static const int TheNumbers[] = {4, 8, 15, 16, 23, 42}; |
| ArrayRef<int> AR1(TheNumbers); |
| ArrayRef<int> AR2(TheNumbers, AR1.size() - 1); |
| EXPECT_TRUE(AR1.drop_back().equals(AR2)); |
| } |
| |
| |
| } // end anonymous namespace |