Note that RUN_ALL_TESTS automatically detects and runs all the tests defined using the testmacro.
注意，RUN_ALL_TESTS自动地探测并运行用test宏定义的所有测试。
2
The macro expects a string that is the name of the test suite.
这个宏需要一个字符串作为测试套件的名称。
3
Just making a call to the predefined RUN_ALL_TESTS macro does the trick, as opposed to creating or deriving a separate runner class for test execution.