llvm-project/llvm/unittests/ADT/Interleave.cpp

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1.2 KiB
C++

//===- unittests/ADT/Interleave.cpp - Interleave unit tests ---------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/raw_ostream.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
TEST(InterleaveTest, Interleave) {
std::string Str;
raw_string_ostream OS(Str);
// Check that interleave works on a SmallVector.
SmallVector<const char *> Doodles = {"golden", "berna", "labra"};
interleave(
Doodles, OS, [&](const char *Name) { OS << Name << "doodle"; }, ", ");
EXPECT_EQ(OS.str(), "goldendoodle, bernadoodle, labradoodle");
}
TEST(InterleaveTest, InterleaveComma) {
std::string Str;
raw_string_ostream OS(Str);
// Check that interleaveComma uses ADL to find begin/end on an array.
const StringRef LongDogs[] = {"dachshund", "doxie", "dackel", "teckel"};
interleaveComma(LongDogs, OS);
EXPECT_EQ(OS.str(), "dachshund, doxie, dackel, teckel");
}
} // anonymous namespace