Add allowance and transfer from test

apps/cic-eth/tests/task/test_task_erc20.py

@@ -13,6 +13,7 @@ from chainlib.eth.tx import (
 
 # local imports
 from cic_eth.queue.tx import register_tx
+from cic_eth.error import YouAreBrokeError
 
 logg = logging.getLogger()
 
@@ -167,3 +168,101 @@ def test_erc20_approve_task(
     r = t.get_leaf()
 
     logg.debug('result {}'.format(r))
+
+
+def test_erc20_transfer_from_task(
+        default_chain_spec,
+        foo_token,
+        agent_roles,
+        custodial_roles,
+        eth_signer,
+        eth_rpc,
+        init_database,
+        celery_session_worker,
+        token_roles,
+        ):
+
+    token_object = {
+        'address': foo_token,
+            }
+    transfer_value = 100 * (10 ** 6)
+
+    nonce_oracle = RPCNonceOracle(token_roles['FOO_TOKEN_OWNER'], conn=eth_rpc)
+    c = ERC20(default_chain_spec, signer=eth_signer, nonce_oracle=nonce_oracle) 
+    (tx_hash, o) = c.approve(foo_token, token_roles['FOO_TOKEN_OWNER'], agent_roles['ALICE'], transfer_value)
+    r = eth_rpc.do(o)
+    o = receipt(tx_hash)
+    r = eth_rpc.do(o)
+    assert r['status'] == 1
+
+    s_nonce = celery.signature(
+        'cic_eth.eth.nonce.reserve_nonce',
+        [
+            [token_object],
+            default_chain_spec.asdict(),
+            custodial_roles['FOO_TOKEN_GIFTER'],
+            ],
+        queue=None,
+            )
+    s_transfer = celery.signature(
+            'cic_eth.eth.erc20.transfer_from',
+            [
+                custodial_roles['FOO_TOKEN_GIFTER'],
+                agent_roles['BOB'],
+                transfer_value,
+                default_chain_spec.asdict(),
+                agent_roles['ALICE'],
+                ],
+            queue=None,
+            )
+    s_nonce.link(s_transfer)
+    t = s_nonce.apply_async()
+    r = t.get_leaf()
+
+    logg.debug('result {}'.format(r))
+
+
+def test_erc20_allowance_check_task(
+        default_chain_spec,
+        foo_token,
+        agent_roles,
+        custodial_roles,
+        eth_signer,
+        eth_rpc,
+        init_database,
+        celery_session_worker,
+        token_roles,
+        ):
+
+    token_object = {
+        'address': foo_token,
+        'symbol': 'FOO',
+            }
+    transfer_value = 100 * (10 ** 6)
+
+    s_check = celery.signature(
+        'cic_eth.eth.erc20.check_allowance',
+        [
+            [token_object],
+            custodial_roles['FOO_TOKEN_GIFTER'],
+            transfer_value,
+            default_chain_spec.asdict(),
+            agent_roles['ALICE']
+            ],
+        queue=None,
+            )
+    t = s_check.apply_async()
+    with pytest.raises(YouAreBrokeError):
+        t.get() 
+
+    nonce_oracle = RPCNonceOracle(token_roles['FOO_TOKEN_OWNER'], conn=eth_rpc)
+    c = ERC20(default_chain_spec, signer=eth_signer, nonce_oracle=nonce_oracle) 
+    (tx_hash, o) = c.approve(foo_token, token_roles['FOO_TOKEN_OWNER'], agent_roles['ALICE'], transfer_value)
+    r = eth_rpc.do(o)
+    o = receipt(tx_hash)
+    r = eth_rpc.do(o)
+    assert r['status'] == 1
+
+    t = s_check.apply_async()
+    t.get() 
+    assert t.successful()