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Mention the optional third argument to TYPED_TEST_SUITE

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PiperOrigin-RevId: 637896001
Change-Id: Ia3a61ceec4b842e864a0cdfad13e9897bf0ecaaa
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Abseil Team 2024-05-28 07:41:56 -07:00 committed by Copybara-Service
parent 305e5a238b
commit a7f443b80b
1 changed files with 17 additions and 0 deletions
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docs/reference/testing.md
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@ -140,6 +140,7 @@ See also
### TYPED_TEST_SUITE {#TYPED_TEST_SUITE} ### TYPED_TEST_SUITE {#TYPED_TEST_SUITE}
`TYPED_TEST_SUITE(`*`TestFixtureName`*`,`*`Types`*`)` `TYPED_TEST_SUITE(`*`TestFixtureName`*`,`*`Types`*`)`
`TYPED_TEST_SUITE(`*`TestFixtureName`*`,`*`Types`*`,`*`NameGenerator`*`)`
Defines a typed test suite based on the test fixture *`TestFixtureName`*. The Defines a typed test suite based on the test fixture *`TestFixtureName`*. The
test suite name is *`TestFixtureName`*. test suite name is *`TestFixtureName`*.
@ -169,6 +170,22 @@ TYPED_TEST_SUITE(MyFixture, MyTypes);
The type alias (`using` or `typedef`) is necessary for the `TYPED_TEST_SUITE` The type alias (`using` or `typedef`) is necessary for the `TYPED_TEST_SUITE`
macro to parse correctly. macro to parse correctly.
The optional third argument *`NameGenerator`* allows specifying a class that
exposes a templated static function `GetName(int)`. For example:
```cpp
class NameGenerator {
public:
template <typename T>
static std::string GetName(int) {
if constexpr (std::is_same_v<T, char>) return "char";
if constexpr (std::is_same_v<T, int>) return "int";
if constexpr (std::is_same_v<T, unsigned int>) return "unsignedInt";
}
};
TYPED_TEST_SUITE(MyFixture, MyTypes, NameGenerator);
```
See also [`TYPED_TEST`](#TYPED_TEST) and See also [`TYPED_TEST`](#TYPED_TEST) and
[Typed Tests](../advanced.md#typed-tests) for more information. [Typed Tests](../advanced.md#typed-tests) for more information.