src/gtest/include/gtest/gtest-test-part.h

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  30 // GOOGLETEST_CM0001 DO NOT DELETE
  31
  32 #ifndef GTEST_INCLUDE_GTEST_GTEST_TEST_PART_H_
  33 #define GTEST_INCLUDE_GTEST_GTEST_TEST_PART_H_
  34
  35 #include <iosfwd>
  36 #include <vector>
  37 #include "gtest/internal/gtest-internal.h"
  38 #include "gtest/internal/gtest-string.h"
  39
  40 GTEST_DISABLE_MSC_WARNINGS_PUSH_(4251 \
  41 /* class A needs to have dll-interface to be used by clients of class B */)
  42
  43 namespace testing {
  44
  45 // A copyable object representing the result of a test part (i.e. an
  46 // assertion or an explicit FAIL(), ADD_FAILURE(), or SUCCESS()).
  47 //
  48 // Don't inherit from TestPartResult as its destructor is not virtual.
  49 class GTEST_API_ TestPartResult {
  50  public:
  51   // The possible outcomes of a test part (i.e. an assertion or an
  52   // explicit SUCCEED(), FAIL(), or ADD_FAILURE()).
  53   enum Type {
  54     kSuccess,          // Succeeded.
  55     kNonFatalFailure,  // Failed but the test can continue.
  56     kFatalFailure,     // Failed and the test should be terminated.
  57     kSkip              // Skipped.
  58   };
  59
  60   // C'tor.  TestPartResult does NOT have a default constructor.
  61   // Always use this constructor (with parameters) to create a
  62   // TestPartResult object.
  63   TestPartResult(Type a_type, const char* a_file_name, int a_line_number,
  64                  const char* a_message)
  65       : type_(a_type),
  66         file_name_(a_file_name == nullptr ? "" : a_file_name),
  67         line_number_(a_line_number),
  68         summary_(ExtractSummary(a_message)),
  69         message_(a_message) {}
  70
  71   // Gets the outcome of the test part.
  72   Type type() const { return type_; }
  73
  74   // Gets the name of the source file where the test part took place, or
  75   // NULL if it's unknown.
  76   const char* file_name() const {
  77     return file_name_.empty() ? nullptr : file_name_.c_str();
  78   }
  79
  80   // Gets the line in the source file where the test part took place,
  81   // or -1 if it's unknown.
  82   int line_number() const { return line_number_; }
  83
  84   // Gets the summary of the failure message.
  85   const char* summary() const { return summary_.c_str(); }
  86
  87   // Gets the message associated with the test part.
  88   const char* message() const { return message_.c_str(); }
  89
  90   // Returns true if and only if the test part was skipped.
  91   bool skipped() const { return type_ == kSkip; }
  92
  93   // Returns true if and only if the test part passed.
  94   bool passed() const { return type_ == kSuccess; }
  95
  96   // Returns true if and only if the test part non-fatally failed.
  97   bool nonfatally_failed() const { return type_ == kNonFatalFailure; }
  98
  99   // Returns true if and only if the test part fatally failed.
 100   bool fatally_failed() const { return type_ == kFatalFailure; }
 101
 102   // Returns true if and only if the test part failed.
 103   bool failed() const { return fatally_failed() || nonfatally_failed(); }
 104
 105  private:
 106   Type type_;
 107
 108   // Gets the summary of the failure message by omitting the stack
 109   // trace in it.
 110   static std::string ExtractSummary(const char* message);
 111
 112   // The name of the source file where the test part took place, or
 113   // "" if the source file is unknown.
 114   std::string file_name_;
 115   // The line in the source file where the test part took place, or -1
 116   // if the line number is unknown.
 117   int line_number_;
 118   std::string summary_;  // The test failure summary.
 119   std::string message_;  // The test failure message.
 120 };
 121
 122 // Prints a TestPartResult object.
 123 std::ostream& operator<<(std::ostream& os, const TestPartResult& result);
 124
 125 // An array of TestPartResult objects.
 126 //
 127 // Don't inherit from TestPartResultArray as its destructor is not
 128 // virtual.
 129 class GTEST_API_ TestPartResultArray {
 130  public:
 131   TestPartResultArray() {}
 132
 133   // Appends the given TestPartResult to the array.
 134   void Append(const TestPartResult& result);
 135
 136   // Returns the TestPartResult at the given index (0-based).
 137   const TestPartResult& GetTestPartResult(int index) const;
 138
 139   // Returns the number of TestPartResult objects in the array.
 140   int size() const;
 141
 142  private:
 143   std::vector<TestPartResult> array_;
 144
 145   GTEST_DISALLOW_COPY_AND_ASSIGN_(TestPartResultArray);
 146 };
 147
 148 // This interface knows how to report a test part result.
 149 class GTEST_API_ TestPartResultReporterInterface {
 150  public:
 151   virtual ~TestPartResultReporterInterface() {}
 152
 153   virtual void ReportTestPartResult(const TestPartResult& result) = 0;
 154 };
 155
 156 namespace internal {
 157
 158 // This helper class is used by {ASSERT|EXPECT}_NO_FATAL_FAILURE to check if a
 159 // statement generates new fatal failures. To do so it registers itself as the
 160 // current test part result reporter. Besides checking if fatal failures were
 161 // reported, it only delegates the reporting to the former result reporter.
 162 // The original result reporter is restored in the destructor.
 163 // INTERNAL IMPLEMENTATION - DO NOT USE IN A USER PROGRAM.
 164 class GTEST_API_ HasNewFatalFailureHelper
 165     : public TestPartResultReporterInterface {
 166  public:
 167   HasNewFatalFailureHelper();
 168   ~HasNewFatalFailureHelper() override;
 169   void ReportTestPartResult(const TestPartResult& result) override;
 170   bool has_new_fatal_failure() const { return has_new_fatal_failure_; }
 171  private:
 172   bool has_new_fatal_failure_;
 173   TestPartResultReporterInterface* original_reporter_;
 174
 175   GTEST_DISALLOW_COPY_AND_ASSIGN_(HasNewFatalFailureHelper);
 176 };
 177
 178 }  // namespace internal
 179
 180 }  // namespace testing
 181
 182 GTEST_DISABLE_MSC_WARNINGS_POP_()  //  4251
 183
 184 #endif  // GTEST_INCLUDE_GTEST_GTEST_TEST_PART_H_