chainlib-eth/tests/test_block.py

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# standard imports
import unittest
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import os
import datetime
import logging
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# local imports
from chainlib.eth.jsonrpc import to_blockheight_param
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from chainlib.eth.block import Block
logging.basicConfig(level=logging.DEBUG)
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class TestBlock(unittest.TestCase):
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def test_block(self):
tx_one_src = {
'hash': os.urandom(32).hex(),
'from': os.urandom(20).hex(),
'to': os.urandom(20).hex(),
'value': 13,
'data': '0xdeadbeef',
'nonce': 666,
'gasPrice': 100,
'gas': 21000,
}
tx_two_src_hash = os.urandom(32).hex()
block_hash = os.urandom(32).hex()
block_author = os.urandom(20).hex()
block_time = datetime.datetime.utcnow().timestamp()
block_src = {
'number': 42,
'hash': block_hash,
'author': block_author,
'transactions': [
tx_one_src,
tx_two_src_hash,
],
'timestamp': block_time,
}
block = Block(block_src)
self.assertEqual(block.number, 42)
self.assertEqual(block.hash, block_hash)
self.assertEqual(block.author, block_author)
self.assertEqual(block.timestamp, int(block_time))
tx_index = block.tx_index_by_hash(tx_one_src['hash'])
self.assertEqual(tx_index, 0)
tx_retrieved = block.tx_by_index(tx_index)
self.assertEqual(tx_retrieved.hash, tx_one_src['hash'])
tx_index = block.tx_index_by_hash(tx_two_src_hash)
self.assertEqual(tx_index, 1)
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def test_blockheight_param(self):
self.assertEqual(to_blockheight_param('latest'), 'latest')
self.assertEqual(to_blockheight_param(0), 'latest')
self.assertEqual(to_blockheight_param('pending'), 'pending')
self.assertEqual(to_blockheight_param(-1), 'pending')
self.assertEqual(to_blockheight_param(1), '0x0000000000000001')
if __name__ == '__main__':
unittest.main()