def test_btree_insert(): """ キーと値のペアを格納可能か """ log("=====================================") tree = Btree() tree.insert(4) tree.insert(7) tree.insert(10) eq_(tree.height, 1) tree.insert(13) eq_(tree.height, 2) tree.insert(14) tree.insert(12) tree.insert(9) tree.insert(10) tree.insert(10) tree.insert(20) tree.insert(29) tree.insert(18) tree.insert(16) tree.insert(15, "foo") eq_(tree.search(15), (15, "foo")) tree.insert(15, "bar") eq_(tree.search(15), (15, "bar")) tree.insert(15) eq_(tree.height, 3)
def test_btree_delete(): """ キー指定による値の削除 """ log("=====================================") tree = Btree() tree.insert(4) tree.insert(7) tree.insert(10) eq_(tree.delete(10), True) tree.insert(13) tree.insert(17) tree.insert(19) tree.insert(14) tree.insert(12) tree.insert(9) tree.insert(113) tree.insert(117) tree.insert(119) tree.insert(114) tree.insert(112) tree.insert(213) tree.insert(217) tree.insert(219) tree.insert(214) tree.insert(212) tree.insert(29) tree.insert(2113) tree.insert(2117) tree.insert(2119) tree.insert(2114) tree.insert(2112) eq_(tree.delete(13), True) eq_(tree.delete(7), True) eq_(tree.delete(17), True) eq_(tree.delete(12), True) eq_(tree.delete(14), True) eq_(tree.delete(19), True)