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2// All rights reserved.
3//
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17//
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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.
51namespace llvm {
52inline 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
60template <unsigned N>
61inline void PrintTo(const SmallString<N> &S, std::ostream *OS) {
62 *OS << ::testing::PrintToString(value: std::string(S.data(), S.size()));
63}
64inline 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.
71namespace detail {
72template <typename K, typename V>
73inline 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

source code of third-party/unittest/googletest/include/gtest/internal/custom/gtest-printers.h