def test_zs_close():
z = ZS(test_data_path("letters-none.zs"))
z.close()
for call in [[list, z.search()],
[list,
z.block_map(_check_raise_helper, AssertionError)],
[list, z],
[z.dump, BytesIO()],
[z.validate],
]:
print(repr(call))
assert_raises(ZSError, *call)
# But calling .close() twice is fine.
z.close()
# smoke test for __del__ method
ZS(test_data_path("letters-none.zs"))
