Add unittest module, factor out common test code

python/tests/test_app.py

@@ -26,6 +26,7 @@ from chainlib.eth.block import (
 # local imports
 from eth_accounts_index.registry import AccountRegistry
 from eth_accounts_index import AccountsIndex
+from eth_accounts_index.unittest import TestAccountsIndex
 
 logging.basicConfig(level=logging.DEBUG)
 logg = logging.getLogger()
@@ -33,39 +34,10 @@ logg = logging.getLogger()
 testdir = os.path.dirname(__file__)
 
 
-class TestNonceOracle:
-
-    def __init__(self, address, default_value=0):
-        self.nonce = default_value
-
-
-    def next_nonce(self):
-        nonce = self.nonce
-        self.nonce += 1
-        return nonce
-
-
-class Test(EthTesterCase):
+class Test(TestAccountsIndex):
 
     def setUp(self):
         super(Test, self).setUp()
-        nonce_oracle = TestNonceOracle(self.accounts[0])
-        c = AccountRegistry(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
-        (tx_hash, o) = c.constructor(self.accounts[0])
-        self.conn = RPCConnection.connect(self.chain_spec, 'default')
-        r = self.conn.do(o)
-        logg.debug(f'published with hash {r}')
-
-        o = receipt(r)
-        r = self.conn.do(o)
-        self.address = to_checksum_address(r['contract_address'])
-
-        (tx_hash, o) = c.add_writer(self.address, self.accounts[0], self.accounts[0])
-        r = self.conn.do(o)
-
-        o = receipt(r)
-        r = self.conn.do(o)
-        self.assertEqual(r['status'], 1)
 
 
     def test_1_count(self):