
There is a valid_api_version function in the constraints,but it has no tests in the test_constraints. Therefore, I add test_valid_api_version. Change-Id: Ic8dbe9c00f762513ec9a4ffc0b77e4e5d3e5d47b
There is a valid_api_version function in the constraints,but it has no tests in the test_constraints. Therefore, I add test_valid_api_version. Change-Id: Ic8dbe9c00f762513ec9a4ffc0b77e4e5d3e5d47b