feat: Add token metadata API

apps/cic-eth/cic_eth/pytest/fixtures_celery.py

@@ -4,18 +4,21 @@ import tempfile
 import logging
 import shutil
 
-# local impors
+# local imports
 from cic_eth.task import BaseTask
 
 #logg = logging.getLogger(__name__)
 logg = logging.getLogger()
 
-
 @pytest.fixture(scope='function')
 def init_celery_tasks(
     contract_roles, 
         ):
     BaseTask.call_address = contract_roles['DEFAULT']
+    BaseTask.trusted_addresses = [
+            contract_roles['TRUSTED_DECLARATOR'],
+            contract_roles['CONTRACT_DEPLOYER'],
+            ]
 
 
 # celery fixtures
@@ -38,6 +41,7 @@ def celery_includes():
         'cic_eth.callbacks.noop',
         'cic_eth.callbacks.http',
         'cic_eth.pytest.mock.filter',
+        'cic_eth.pytest.mock.callback',
     ]
 
 

apps/cic-eth/cic_eth/pytest/mock/__init__.py

@@ -1 +1,2 @@
 from .filter import *
+from .callback import *

apps/cic-eth/cic_eth/pytest/mock/callback.py

@@ -0,0 +1,38 @@
+# standard imports
+import os
+import logging
+import mmap
+
+# standard imports
+import tempfile
+
+# external imports
+import celery
+
+#logg = logging.getLogger(__name__)
+logg = logging.getLogger()
+
+celery_app = celery.current_app
+
+
+class CallbackTask(celery.Task):
+
+    mmap_path = tempfile.mkdtemp()
+
+
+@celery_app.task(bind=True, base=CallbackTask)
+def test_callback(self, a, b, c):
+    s = 'ok'
+    if c > 0:
+        s = 'err'
+
+    fp = os.path.join(self.mmap_path, b)
+    f = open(fp, 'wb+')
+    f.write(b'\x00')
+    f.seek(0)
+    m = mmap.mmap(f.fileno(), length=1)
+    m.write(c.to_bytes(1, 'big'))
+    m.close()
+    f.close()
+
+    logg.debug('test callback ({}): {} {} {}'.format(s, a, b, c))