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29
30// IWYU pragma: private, include "gtest/gtest.h"
31// IWYU pragma: friend gtest/.*
32// IWYU pragma: friend gmock/.*
33
34#ifndef GOOGLETEST_INCLUDE_GTEST_GTEST_TEST_PART_H_
35#define GOOGLETEST_INCLUDE_GTEST_GTEST_TEST_PART_H_
36
37#include <iosfwd>
38#include <ostream>
39#include <string>
40#include <vector>
41
42#include "gtest/internal/gtest-internal.h"
43#include "gtest/internal/gtest-string.h"
44
45GTEST_DISABLE_MSC_WARNINGS_PUSH_(4251 \
46/* class A needs to have dll-interface to be used by clients of class B */)
47
48namespace testing {
49
50// A copyable object representing the result of a test part (i.e. an
51// assertion or an explicit FAIL(), ADD_FAILURE(), or SUCCESS()).
52//
53// Don't inherit from TestPartResult as its destructor is not virtual.
54class GTEST_API_ TestPartResult {
55 public:
56  // The possible outcomes of a test part (i.e. an assertion or an
57  // explicit SUCCEED(), FAIL(), or ADD_FAILURE()).
58  enum Type {
59    kSuccess,          // Succeeded.
60    kNonFatalFailure,  // Failed but the test can continue.
61    kFatalFailure,     // Failed and the test should be terminated.
62    kSkip              // Skipped.
63  };
64
65  // C'tor.  TestPartResult does NOT have a default constructor.
66  // Always use this constructor (with parameters) to create a
67  // TestPartResult object.
68  TestPartResult(Type a_type, const char* a_file_name, int a_line_number,
69                 const char* a_message)
70      : type_(a_type),
71        file_name_(a_file_name == nullptr ? "" : a_file_name),
72        line_number_(a_line_number),
73        summary_(ExtractSummary(a_message)),
74        message_(a_message) {}
75
76  // Gets the outcome of the test part.
77  Type type() const { return type_; }
78
79  // Gets the name of the source file where the test part took place, or
80  // NULL if it's unknown.
81  const char* file_name() const {
82    return file_name_.empty() ? nullptr : file_name_.c_str();
83  }
84
85  // Gets the line in the source file where the test part took place,
86  // or -1 if it's unknown.
87  int line_number() const { return line_number_; }
88
89  // Gets the summary of the failure message.
90  const char* summary() const { return summary_.c_str(); }
91
92  // Gets the message associated with the test part.
93  const char* message() const { return message_.c_str(); }
94
95  // Returns true if and only if the test part was skipped.
96  bool skipped() const { return type_ == kSkip; }
97
98  // Returns true if and only if the test part passed.
99  bool passed() const { return type_ == kSuccess; }
100
101  // Returns true if and only if the test part non-fatally failed.
102  bool nonfatally_failed() const { return type_ == kNonFatalFailure; }
103
104  // Returns true if and only if the test part fatally failed.
105  bool fatally_failed() const { return type_ == kFatalFailure; }
106
107  // Returns true if and only if the test part failed.
108  bool failed() const { return fatally_failed() || nonfatally_failed(); }
109
110 private:
111  Type type_;
112
113  // Gets the summary of the failure message by omitting the stack
114  // trace in it.
115  static std::string ExtractSummary(const char* message);
116
117  // The name of the source file where the test part took place, or
118  // "" if the source file is unknown.
119  std::string file_name_;
120  // The line in the source file where the test part took place, or -1
121  // if the line number is unknown.
122  int line_number_;
123  std::string summary_;  // The test failure summary.
124  std::string message_;  // The test failure message.
125};
126
127// Prints a TestPartResult object.
128std::ostream& operator<<(std::ostream& os, const TestPartResult& result);
129
130// An array of TestPartResult objects.
131//
132// Don't inherit from TestPartResultArray as its destructor is not
133// virtual.
134class GTEST_API_ TestPartResultArray {
135 public:
136  TestPartResultArray() = default;
137
138  // Appends the given TestPartResult to the array.
139  void Append(const TestPartResult& result);
140
141  // Returns the TestPartResult at the given index (0-based).
142  const TestPartResult& GetTestPartResult(int index) const;
143
144  // Returns the number of TestPartResult objects in the array.
145  int size() const;
146
147 private:
148  std::vector<TestPartResult> array_;
149
150  TestPartResultArray(const TestPartResultArray&) = delete;
151  TestPartResultArray& operator=(const TestPartResultArray&) = delete;
152};
153
154// This interface knows how to report a test part result.
155class GTEST_API_ TestPartResultReporterInterface {
156 public:
157  virtual ~TestPartResultReporterInterface() = default;
158
159  virtual void ReportTestPartResult(const TestPartResult& result) = 0;
160};
161
162namespace internal {
163
164// This helper class is used by {ASSERT|EXPECT}_NO_FATAL_FAILURE to check if a
165// statement generates new fatal failures. To do so it registers itself as the
166// current test part result reporter. Besides checking if fatal failures were
167// reported, it only delegates the reporting to the former result reporter.
168// The original result reporter is restored in the destructor.
169// INTERNAL IMPLEMENTATION - DO NOT USE IN A USER PROGRAM.
170class GTEST_API_ HasNewFatalFailureHelper
171    : public TestPartResultReporterInterface {
172 public:
173  HasNewFatalFailureHelper();
174  ~HasNewFatalFailureHelper() override;
175  void ReportTestPartResult(const TestPartResult& result) override;
176  bool has_new_fatal_failure() const { return has_new_fatal_failure_; }
177
178 private:
179  bool has_new_fatal_failure_;
180  TestPartResultReporterInterface* original_reporter_;
181
182  HasNewFatalFailureHelper(const HasNewFatalFailureHelper&) = delete;
183  HasNewFatalFailureHelper& operator=(const HasNewFatalFailureHelper&) = delete;
184};
185
186}  // namespace internal
187
188}  // namespace testing
189
190GTEST_DISABLE_MSC_WARNINGS_POP_()  //  4251
191
192#endif  // GOOGLETEST_INCLUDE_GTEST_GTEST_TEST_PART_H_
193