def test_find(self):
self.assertTrue(self.linkedlist.find(chain.Block('1')))
self.assertTrue(self.linkedlist.find('1'))
self.assertTrue(self.linkedlist.find(chain.Block('4')))
self.assertTrue(self.linkedlist.find('4'))
self.assertFalse(self.linkedlist.find(chain.Block('8')))
self.assertFalse(self.linkedlist.find('8'))
def test_append(self):
self.assertEqual(self.linkedlist.index, 4)
self.linkedlist.append(chain.Block('5'))
self.linkedlist.append(chain.Block('6'))
self.assertEqual(self.linkedlist.index, 6)
self.assertEqual(self.linkedlist.header.data, '1')
self.assertEqual(self.linkedlist.tail.data, '6')
self.linkedlist.append('7')
self.linkedlist.append('8')
self.assertEqual(self.linkedlist.index, 8)
self.assertEqual(self.linkedlist.header.data, '1')
self.assertEqual(self.linkedlist.tail.data, '8')
def setUp(self):
self.block = chain.Block('1')
self.chain = chain.Chain()
self.linkedlist = chain.LinkedList()
self.trns = chain.LinkedList()
self.chain.add_transaction('1')
self.chain.add_transaction('2')
self.chain.add_transaction('3')
self.linkedlist.append(chain.Block('1'))
self.linkedlist.append(chain.Block('2'))
self.linkedlist.append('3')
self.linkedlist.append('4')
def test_add_block(self):
temp = self.linkedlist.index
block = chain.Block(self.trns)
block.index = self.linkedlist.get_next_index()
block.time = 0
block.prev_hash = self.linkedlist.get_tail_hash()
block.hash = self.chain.hash(self.trns)
self.linkedlist.append(block)
self.assertEqual(self.linkedlist.index, temp + 1)
def get_highest_block(tips, block_origin, override_block_origin=None):
if not override_block_origin:
override_block_origin = block_origin
highest_block = chain.Block(core.CoreRegTestParams.GENESIS_BLOCK, block_origin)
highest_block.height = -1
for tip in get_tips_for_block_origin(tips, block_origin):
if tip.block_origin is override_block_origin:
if highest_block.height <= tip.height:
highest_block = tip
else:
if highest_block.height < tip.height:
highest_block = tip
return highest_block