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gtest_env_var_test_.cc
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30 // Author: wan@google.com (Zhanyong Wan)
31 
32 // A helper program for testing that Google Test parses the environment
33 // variables correctly.
34 
35 #include "gtest/gtest.h"
36 
37 #include <iostream>
38 
39 #define GTEST_IMPLEMENTATION_ 1
40 #include "src/gtest-internal-inl.h"
41 #undef GTEST_IMPLEMENTATION_
42 
43 using ::std::cout;
44 
45 namespace testing {
46 
47 // The purpose of this is to make the test more realistic by ensuring
48 // that the UnitTest singleton is created before main() is entered.
49 // We don't actual run the TEST itself.
50 TEST(GTestEnvVarTest, Dummy) {
51 }
52 
53 void PrintFlag(const char* flag) {
54  if (strcmp(flag, "break_on_failure") == 0) {
55  cout << GTEST_FLAG(break_on_failure);
56  return;
57  }
58 
59  if (strcmp(flag, "catch_exceptions") == 0) {
60  cout << GTEST_FLAG(catch_exceptions);
61  return;
62  }
63 
64  if (strcmp(flag, "color") == 0) {
65  cout << GTEST_FLAG(color);
66  return;
67  }
68 
69  if (strcmp(flag, "death_test_style") == 0) {
70  cout << GTEST_FLAG(death_test_style);
71  return;
72  }
73 
74  if (strcmp(flag, "death_test_use_fork") == 0) {
75  cout << GTEST_FLAG(death_test_use_fork);
76  return;
77  }
78 
79  if (strcmp(flag, "filter") == 0) {
80  cout << GTEST_FLAG(filter);
81  return;
82  }
83 
84  if (strcmp(flag, "output") == 0) {
85  cout << GTEST_FLAG(output);
86  return;
87  }
88 
89  if (strcmp(flag, "print_time") == 0) {
90  cout << GTEST_FLAG(print_time);
91  return;
92  }
93 
94  if (strcmp(flag, "repeat") == 0) {
95  cout << GTEST_FLAG(repeat);
96  return;
97  }
98 
99  if (strcmp(flag, "stack_trace_depth") == 0) {
100  cout << GTEST_FLAG(stack_trace_depth);
101  return;
102  }
103 
104  if (strcmp(flag, "throw_on_failure") == 0) {
105  cout << GTEST_FLAG(throw_on_failure);
106  return;
107  }
108 
109  cout << "Invalid flag name " << flag
110  << ". Valid names are break_on_failure, color, filter, etc.\n";
111  exit(1);
112 }
113 
114 } // namespace testing
115 
116 int main(int argc, char** argv) {
117  testing::InitGoogleTest(&argc, argv);
118 
119  if (argc != 2) {
120  cout << "Usage: gtest_env_var_test_ NAME_OF_FLAG\n";
121  return 1;
122  }
123 
124  testing::PrintFlag(argv[1]);
125  return 0;
126 }