add_test_plan           Add a Future Plan to Test Against
along_test_plans        Evaluate an Expression Across A Set of Future
                        Plans
check                   Run All or a Subset of the Tests Across Future
                        Plans
check_plan              Run All Tests
evaluate_expr           Evaluate an R Expression
load_tests              Loads Future Tests
make_test               Make a Test
register_test           Register a Test
run_test                Run a Test
run_tests               Run All Tests
skip_test               Skip The Current Test
subset_tests            Identify Subset of Tests with Specified Tags
                        and that Support Specified Argument Settings
