pass test_everything_is_an_object
pass test_objects_can_be_converted_to_strings
add gitignore
pass test_objects_can_be_inspected
pass test_every_object_has_an_id
pass test_every_object_has_different_id
pass test_small_integers_have_fixed_ids and add comment
pass test_clone_creates_a_different_object and finish about_objects
pass test_creating_arrays
pass test_array_literals
pass test_accessing_array_elements
pass test_slicing_arrays
pass test_arrays_and_ranges
pass test_slicing_with_ranges
pass test_pushing_and_popping_arrays
pass test_shifting_arrays and finish about_arrays
pass test_non_parallel_assignment
pass test_parallel_assignments
pass test_parallel_assignments_with_extra_values
pass test_parallel_assignments_with_splat_operator