Just added a new unit test suite that covers basic B-Tree operations including empty trees, add_find (), remove () and iteration functions.
> make unit T=btree CC tests/unit/test_btree-test_btree.o CCLD tests/unit/test_btree UNITTEST tests/unit/test_btreeRunning test suite with seed 0xd9494352...btree.empty [ OK ] [ 0.00000157 / 0.00000060 CPU ]btree.add_find [ OK ] [ 0.00000719 / 0.00000690 CPU ]btree.remove [ OK ] [ 0.00000606 / 0.00000575 CPU ]btree.walk [ OK ] [ 0.00000379 / 0.00000380 CPU ]4 of 4 (100%) tests successful, 0 (0%) test skipped.
