| 1 | //===- unittests/ADT/Interleave.cpp - Interleave unit tests ---------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "llvm/ADT/STLExtras.h" |
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| 10 | #include "llvm/ADT/SmallVector.h" |
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| 11 | #include "llvm/Support/raw_ostream.h" |
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| 12 | |
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| 13 | #include "gtest/gtest.h" |
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| 14 | |
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| 15 | using namespace llvm; |
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| 16 | |
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| 17 | namespace { |
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| 18 | |
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| 19 | TEST(InterleaveTest, Interleave) { |
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| 20 | std::string Str; |
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| 21 | raw_string_ostream OS(Str); |
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| 22 | |
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| 23 | // Check that interleave works on a SmallVector. |
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| 24 | SmallVector<const char *> Doodles = {"golden" , "berna" , "labra" }; |
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| 25 | interleave( |
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| 26 | c: Doodles, os&: OS, each_fn: [&](const char *Name) { OS << Name << "doodle" ; }, separator: ", " ); |
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| 27 | |
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| 28 | EXPECT_EQ(OS.str(), "goldendoodle, bernadoodle, labradoodle" ); |
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| 29 | } |
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| 30 | |
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| 31 | TEST(InterleaveTest, InterleaveComma) { |
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| 32 | std::string Str; |
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| 33 | raw_string_ostream OS(Str); |
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| 34 | |
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| 35 | // Check that interleaveComma uses ADL to find begin/end on an array. |
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| 36 | const StringRef LongDogs[] = {"dachshund" , "doxie" , "dackel" , "teckel" }; |
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| 37 | interleaveComma(c: LongDogs, os&: OS); |
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| 38 | |
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| 39 | EXPECT_EQ(OS.str(), "dachshund, doxie, dackel, teckel" ); |
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| 40 | } |
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| 41 | |
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| 42 | } // anonymous namespace |
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| 43 | |
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