1 | // Copyright 2015, Google Inc. |
2 | // All rights reserved. |
3 | // |
4 | // Redistribution and use in source and binary forms, with or without |
5 | // modification, are permitted provided that the following conditions are |
6 | // met: |
7 | // |
8 | // * Redistributions of source code must retain the above copyright |
9 | // notice, this list of conditions and the following disclaimer. |
10 | // * Redistributions in binary form must reproduce the above |
11 | // copyright notice, this list of conditions and the following disclaimer |
12 | // in the documentation and/or other materials provided with the |
13 | // distribution. |
14 | // * Neither the name of Google Inc. nor the names of its |
15 | // contributors may be used to endorse or promote products derived from |
16 | // this software without specific prior written permission. |
17 | // |
18 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
19 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
20 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
21 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
22 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
23 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
24 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
25 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
26 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
27 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
28 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 | // |
30 | // This file provides an injection point for custom printers in a local |
31 | // installation of gTest. |
32 | // It will be included from gtest-printers.h and the overrides in this file |
33 | // will be visible to everyone. |
34 | // |
35 | // Injection point for custom user configurations. See README for details |
36 | // |
37 | // ** Custom implementation starts here ** |
38 | |
39 | #ifndef GOOGLETEST_INCLUDE_GTEST_INTERNAL_CUSTOM_GTEST_PRINTERS_H_ |
40 | #define GOOGLETEST_INCLUDE_GTEST_INTERNAL_CUSTOM_GTEST_PRINTERS_H_ |
41 | |
42 | #if !GTEST_NO_LLVM_SUPPORT |
43 | #include "llvm/ADT/DenseMap.h" |
44 | #include "llvm/ADT/SmallString.h" |
45 | #include "llvm/ADT/StringRef.h" |
46 | #include <ostream> |
47 | // Printing of llvm String types. |
48 | // gtest sees these as containers of char (they have nested iterator types), |
49 | // so their operator<< is never considered unless we provide PrintTo(). |
50 | // PrintStringTo provides quotes and escaping, at the cost of a copy. |
51 | namespace llvm { |
52 | inline void PrintTo(llvm::StringRef S, std::ostream *OS) { |
53 | *OS << ::testing::PrintToString(value: S.str()); |
54 | } |
55 | // We need both SmallString<N> and SmallVectorImpl<char> overloads: |
56 | // - the SmallString<N> template is needed as overload resolution will |
57 | // instantiate generic PrintTo<T> rather than do derived-to-base conversion |
58 | // - but SmallVectorImpl<char> is sometimes the actual static type, in code |
59 | // that erases the small size |
60 | template <unsigned N> |
61 | inline void PrintTo(const SmallString<N> &S, std::ostream *OS) { |
62 | *OS << ::testing::PrintToString(value: std::string(S.data(), S.size())); |
63 | } |
64 | inline void PrintTo(const SmallVectorImpl<char> &S, std::ostream *OS) { |
65 | *OS << ::testing::PrintToString(value: std::string(S.data(), S.size())); |
66 | } |
67 | |
68 | // DenseMap's entries inherit from std::pair, and should act like pairs. |
69 | // However gTest's provided `PrintTo(pair<K,V>)` template won't deduce K and V |
70 | // because of the needed derived-to-base conversion. |
71 | namespace detail { |
72 | template <typename K, typename V> |
73 | inline void PrintTo(const DenseMapPair<K, V> &Pair, std::ostream *OS) { |
74 | *OS << ::testing::PrintToString(static_cast<const std::pair<K, V> &>(Pair)); |
75 | } |
76 | } // namespace detail |
77 | |
78 | } // namespace llvm |
79 | #endif // !GTEST_NO_LLVM_SUPPORT |
80 | |
81 | #endif // GOOGLETEST_INCLUDE_GTEST_INTERNAL_CUSTOM_GTEST_PRINTERS_H_ |
82 | |