Esempio n. 1
0
class BlockStoreTest(unittest.TestCase):

    def setUp(self):
        self.block_tree_manager = BlockTreeManager()

    def test_chain_head(self):
        """ Test that the chain head can be retrieved from the
        BlockStore.
        """
        block = self.create_block()
        block_store = self.create_block_store(
            {
                block.header_signature: block
            })
        chain_head = block_store.chain_head
        self.assert_blocks_equal(chain_head, block)

    def test_get(self):
        """ Test BlockStore block get operations.
        """
        block = self.create_block()
        block_store = self.create_block_store(
            {
                block.header_signature: block
            })
        chain_head = block_store[block.header_signature]
        self.assert_blocks_equal(chain_head, block)

        with self.assertRaises(KeyError):
            block_store['txn']

        with self.assertRaises(KeyError):
            chain_head = block_store['missing']

    def test_set(self):
        """ Test BlockStore block set operations.
        """
        block = self.create_block()
        block_store = self.create_block_store(
            {
                block.header_signature: block,
            })
        block2 = self.create_block()
        with self.assertRaises(KeyError):
            block_store['head'] = block2

        block_store[block2.identifier] = block2

        stored_block = block_store[block2.identifier]
        self.assert_blocks_equal(stored_block, block2)

        with self.assertRaises(AttributeError):
            block_store['batch'] = 'head'

    def test_has(self):
        """ Test BlockStore tests if Transactions and Batches
        are commited to the current chain.
        """
        block = self.create_block()
        block_store = self.create_block_store(
            {
                block.header_signature: block
            })

        self.assertTrue(block_store.has_transaction(
            _get_first_txn_id(block)))
        self.assertFalse(block_store.has_transaction('txn_missing'))
        self.assertTrue(block_store.has_batch(
            _get_first_batch_id(block)))
        self.assertFalse(block_store.has_transaction('batch_missing'))

        self.assertTrue(block.header_signature in block_store)

        self.assertFalse('block_missing' in block_store)
        self.assertFalse('batch_missing' in block_store)
        self.assertFalse('txn_missing' in block_store)

    def test_get_block_by_batch_id(self):
        """ Test BlockStore retrieval of a Block that contains a specific
        batch.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        batch_id = block.batches[0].header_signature
        stored = block_store.get_block_by_batch_id(batch_id)
        self.assert_blocks_equal(stored, block)

        with self.assertRaises(ValueError):
            block_store.get_block_by_batch_id("bad")

    def test_get_batch_by_transaction(self):
        """ Test BlockStore retrieval of a Batch that contains a specific
        transaction.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        batch = block.batches[0]
        txn_id = batch.transactions[0].header_signature
        stored = block_store.get_batch_by_transaction(txn_id)
        self.asset_protobufs_equal(stored, batch)

        with self.assertRaises(ValueError):
            block_store.get_batch_by_transaction("bad")

    def test_get_block_by_transaction_id(self):
        """ Test BlockStore retrieval of a Block that contains a specific
        transaction.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        txn_id = block.batches[0].transactions[0].header_signature
        stored = block_store.get_block_by_transaction_id(txn_id)
        self.assert_blocks_equal(stored, block)

        with self.assertRaises(ValueError):
            stored = block_store.get_block_by_transaction_id("bad")

    def test_get_batch(self):
        """ Test BlockStore retrieval of a batch by id.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        batch = block.batches[0]
        batch_id = batch.header_signature
        stored = block_store.get_batch(batch_id)
        self.asset_protobufs_equal(stored, batch)

        with self.assertRaises(ValueError):
            stored = block_store.get_batch("bad")

    def test_get_transaction(self):
        """ Test BlockStore retrieval of a transaction by id.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        txn = block.batches[0].transactions[0]
        txn_id = txn.header_signature
        stored = block_store.get_transaction(txn_id)
        self.asset_protobufs_equal(stored, txn)

        with self.assertRaises(ValueError):
            stored = block_store.get_transaction("bad")

    def assert_blocks_equal(self, stored, reference):
        self.asset_protobufs_equal(stored.block,
                                   reference.block)

    def asset_protobufs_equal(self, stored, reference):
        self.assertEqual(self.encode(stored),
                         self.encode(reference))

    @staticmethod
    def create_block_store(data=None):
        return BlockStore(DictDatabase(
            data, indexes=BlockStore.create_index_configuration()))

    def create_block(self):
        return self.block_tree_manager.create_block()

    @staticmethod
    def encode(obj):
        return obj.SerializeToString()
Esempio n. 2
0
class BlockStoreTest(unittest.TestCase):
    def setUp(self):
        self.block_tree_manager = BlockTreeManager()

    def test_chain_head(self):
        """ Test that the chain head can be retrieved from the
        BlockStore.
        """
        block = self.create_block()
        block_store = self.create_block_store({block.header_signature: block})
        chain_head = block_store.chain_head
        self.assert_blocks_equal(chain_head, block)

    def test_get(self):
        """ Test BlockStore block get operations.
        """
        block = self.create_block()
        block_store = self.create_block_store({block.header_signature: block})
        chain_head = block_store[block.header_signature]
        self.assert_blocks_equal(chain_head, block)

        with self.assertRaises(KeyError):
            block_store['txn']

        with self.assertRaises(KeyError):
            chain_head = block_store['missing']

    def test_set(self):
        """ Test BlockStore block set operations.
        """
        block = self.create_block()
        block_store = self.create_block_store({
            block.header_signature: block,
        })
        block2 = self.create_block()
        with self.assertRaises(KeyError):
            block_store['head'] = block2

        block_store[block2.identifier] = block2

        stored_block = block_store[block2.identifier]
        self.assert_blocks_equal(stored_block, block2)

        with self.assertRaises(AttributeError):
            block_store['batch'] = 'head'

    def test_has(self):
        """ Test BlockStore tests if Transactions and Batches
        are commited to the current chain.
        """
        block = self.create_block()
        block_store = self.create_block_store({block.header_signature: block})

        self.assertTrue(block_store.has_transaction(_get_first_txn_id(block)))
        self.assertFalse(block_store.has_transaction('txn_missing'))
        self.assertTrue(block_store.has_batch(_get_first_batch_id(block)))
        self.assertFalse(block_store.has_transaction('batch_missing'))

        self.assertTrue(block.header_signature in block_store)

        self.assertFalse('block_missing' in block_store)
        self.assertFalse('batch_missing' in block_store)
        self.assertFalse('txn_missing' in block_store)

    def test_get_block_by_batch_id(self):
        """ Test BlockStore retrieval of a Block that contains a specific
        batch.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        batch_id = block.batches[0].header_signature
        stored = block_store.get_block_by_batch_id(batch_id)
        self.assert_blocks_equal(stored, block)

        with self.assertRaises(ValueError):
            block_store.get_block_by_batch_id("bad")

    def test_get_batch_by_transaction(self):
        """ Test BlockStore retrieval of a Batch that contains a specific
        transaction.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        batch = block.batches[0]
        txn_id = batch.transactions[0].header_signature
        stored = block_store.get_batch_by_transaction(txn_id)
        self.asset_protobufs_equal(stored, batch)

        with self.assertRaises(ValueError):
            block_store.get_batch_by_transaction("bad")

    def test_get_block_by_transaction_id(self):
        """ Test BlockStore retrieval of a Block that contains a specific
        transaction.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        txn_id = block.batches[0].transactions[0].header_signature
        stored = block_store.get_block_by_transaction_id(txn_id)
        self.assert_blocks_equal(stored, block)

        with self.assertRaises(ValueError):
            stored = block_store.get_block_by_transaction_id("bad")

    def test_get_batch(self):
        """ Test BlockStore retrieval of a batch by id.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        batch = block.batches[0]
        batch_id = batch.header_signature
        stored = block_store.get_batch(batch_id)
        self.asset_protobufs_equal(stored, batch)

        with self.assertRaises(ValueError):
            stored = block_store.get_batch("bad")

    def test_get_transaction(self):
        """ Test BlockStore retrieval of a transaction by id.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        txn = block.batches[0].transactions[0]
        txn_id = txn.header_signature
        stored = block_store.get_transaction(txn_id)
        self.asset_protobufs_equal(stored, txn)

        with self.assertRaises(ValueError):
            stored = block_store.get_transaction("bad")

    def test_get_count(self):
        """ Test BlockStore get_*_count operations.
        """
        block = self.create_block()
        block_store = self.create_block_store()
        block_store.update_chain([block])

        self.assertEqual(1, block_store.get_block_count())
        self.assertEqual(1, block_store.get_batch_count())
        self.assertEqual(1, block_store.get_transaction_count())

    def assert_blocks_equal(self, stored, reference):
        self.asset_protobufs_equal(stored.block, reference.block)

    def asset_protobufs_equal(self, stored, reference):
        self.assertEqual(self.encode(stored), self.encode(reference))

    @staticmethod
    def create_block_store(data=None):
        return BlockStore(
            DictDatabase(data,
                         indexes=BlockStore.create_index_configuration()))

    def create_block(self):
        return self.block_tree_manager.create_block()

    @staticmethod
    def encode(obj):
        return obj.SerializeToString()
import cProfile
import logging
import time

from test_journal.block_tree_manager import BlockTreeManager
from sawtooth_validator.database.dict_database import DictDatabase
from sawtooth_validator.journal.block_store import BlockStore

if __name__ == '__main__':
    print("\n====== cProfile: ./validator/cprof_block_store.py ======\n")
    pr = cProfile.Profile()
    pr.enable()

    block_tree_manager = BlockTreeManager()
    block = block_tree_manager.create_block()
    block_store = BlockStore(
        DictDatabase({
            block.header_signature: block,
        },
                     indexes=BlockStore.create_index_configuration()))
    block_store.update_chain([block])

    batch_id = block.batches[0].header_signature
    stored = block_store.get_block_by_batch_id(batch_id)

    batch = block.batches[0]
    txn_id = batch.transactions[0].header_signature
    stored = block_store.get_batch_by_transaction(txn_id)

    batch_id = batch.header_signature
    stored_batch = block_store.get_batch(batch_id)