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Prints a useful message when GetParam() is called in a non-parameterized test.

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This commit is contained in:
zhanyong.wan 2013-03-12 21:17:22 +00:00
parent 6b7a167dca
commit 1edbcbad73
2 changed files with 13 additions and 1 deletions
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7
include/gtest/gtest.h
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@ -1755,7 +1755,12 @@ class WithParamInterface {
// references static data, to reduce the opportunity for incorrect uses
// like writing 'WithParamInterface<bool>::GetParam()' for a test that
// uses a fixture whose parameter type is int.
const ParamType& GetParam() const { return *parameter_; }
const ParamType& GetParam() const {
GTEST_CHECK_(parameter_ != NULL)
<< "GetParam() can only be called inside a value-parameterized test "
<< "-- did you intend to write TEST_P instead of TEST_F?";
return *parameter_;
}
private:
// Sets parameter value. The caller is responsible for making sure the value

7
test/gtest-param-test_test.cc
View File

@ -865,6 +865,13 @@ TEST_P(ParameterizedDerivedTest, SeesSequence) {
EXPECT_EQ(GetParam(), global_count_++);
}
class ParameterizedDeathTest : public ::testing::TestWithParam<int> { };
TEST_F(ParameterizedDeathTest, GetParamDiesFromTestF) {
EXPECT_DEATH_IF_SUPPORTED(GetParam(),
".* value-parameterized test .*");
}
INSTANTIATE_TEST_CASE_P(RangeZeroToFive, ParameterizedDerivedTest, Range(0, 5));
#endif // GTEST_HAS_PARAM_TEST