Implement python interface, deposit and swap test

python/erc20_pool/unittest/__init__.py

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+from .base import *

python/erc20_pool/unittest/base.py

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+# standard imports
+import logging
+import time
+
+# external imports
+from chainlib.eth.unittest.ethtester import EthTesterCase
+from chainlib.connection import RPCConnection
+from chainlib.eth.nonce import RPCNonceOracle
+from chainlib.eth.tx import receipt
+from chainlib.eth.address import to_checksum_address
+from giftable_erc20_token.unittest import TestGiftableToken
+from eth_erc20 import ERC20
+from chainlib.eth.block import block_latest
+from eth_accounts_index.unittest import TestAccountsIndex
+from eth_accounts_index.registry import AccountRegistry
+from giftable_erc20_token import GiftableToken
+
+# local imports
+from erc20_pool import Pool
+
+logg = logging.getLogger(__name__)
+
+hash_of_foo = '2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7ae'
+hash_of_bar = 'fcde2b2edba56bf408601fb721fe9b5c338d10ee429ea04fae5511b68fbf8fb9'
+hash_of_baz = 'baa5a0964d3320fbc0c6a922140453c8513ea24ab8fd0577034804a967248096'
+
+
+class TestERC20Pool(TestGiftableToken):
+
+    expire = 0
+
+    def setUp(self):
+        super(TestERC20Pool, self).setUp()
+
+        self.foo_address = self.address
+        self.bar_address = self.publish_giftable_token('Bar Token', 'BAR', 16)
+        self.baz_address = self.publish_giftable_token('Baz Token', 'BAZ', 16)
+        self.initial_supply_bar = 1 << 20
+        self.initial_supply_baz = 1 << 15
+
+        nonce_oracle = RPCNonceOracle(self.accounts[0], conn=self.conn)
+        c = GiftableToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
+        (tx_hash, o) = c.mint_to(self.bar_address, self.accounts[0], self.accounts[1], self.initial_supply_bar)
+        r = self.conn.do(o)
+        o = receipt(tx_hash)
+        r = self.conn.do(o)
+        self.assertEqual(r['status'], 1)
+
+        (tx_hash, o) = c.mint_to(self.baz_address, self.accounts[0], self.accounts[2], self.initial_supply_baz)
+        r = self.conn.do(o)
+        o = receipt(tx_hash)
+        r = self.conn.do(o)
+        self.assertEqual(r['status'], 1)
+
+        c = Pool(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
+        (tx_hash, o) = c.constructor(self.accounts[0], "Big Pool", "BIG", 16)
+        self.rpc.do(o)
+        o = receipt(tx_hash)
+        r = self.rpc.do(o)
+        self.assertEqual(r['status'], 1)
+        self.voter_address = to_checksum_address(r['contract_address'])
+        logg.debug('published bar token {}, baz token {}'.format(self.bar_address, self.baz_address))
+        logg.debug('published voter on address {} with hash {}'.format(self.voter_address, tx_hash))