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1 | //===- llvm/unittest/ADT/FoldingSetTest.cpp -------------------------------===// |
2 | // | |
3 | // The LLVM Compiler Infrastructure | |
4 | // | |
5 | // This file is distributed under the University of Illinois Open Source | |
6 | // License. See LICENSE.TXT for details. | |
7 | // | |
8 | //===----------------------------------------------------------------------===// | |
9 | // | |
10 | // FoldingSet unit tests. | |
11 | // | |
12 | //===----------------------------------------------------------------------===// | |
13 | ||
14 | #include "gtest/gtest.h" | |
15 | #include "llvm/ADT/FoldingSet.h" | |
16 | #include <string> | |
17 | ||
18 | using namespace llvm; | |
19 | ||
20 | namespace { | |
21 | ||
22 | // Unaligned string test. | |
23 | TEST(FoldingSetTest, UnalignedStringTest) { | |
24 | SCOPED_TRACE("UnalignedStringTest"); | |
25 | ||
26 | FoldingSetNodeID a, b; | |
27 | // An aligned string | |
28 | std::string str1= "a test string"; | |
29 | a.AddString(str1); | |
30 | ||
31 | // An unaligned string | |
32 | std::string str2 = ">" + str1; | |
33 | b.AddString(str2.c_str() + 1); | |
34 | ||
35 | EXPECT_EQ(a.ComputeHash(), b.ComputeHash()); | |
36 | } | |
37 | ||
38 | } | |
39 |