First working tests!

moto/datasync/models.py

@@ -0,0 +1,56 @@
+import json
+import logging
+import random
+import string
+
+import boto3
+from moto.compat import OrderedDict
+from moto.core import BaseBackend, BaseModel
+
+
+'''
+Endpoints I need to test:
+
+list_locations
+list_tasks
+start_task_execution
+cancel_task_execution
+describe_task
+describe_task_execution
+'''
+
+
+def datasync_json_dump(datasync_object):
+    return json.dumps(datasync_object)
+
+class Location(BaseModel):
+    def __init__(self, location_uri, region_name):
+        self.location_uri = location_uri
+        self.region_name = region_name
+        loc = ''.join([random.choice(string.ascii_lowercase + string.digits) for _ in range(17)])
+        self.arn = 'arn:aws:datasync:{0}:111222333444:location/loc-{1}'.format(region_name, loc)
+
+
+class DataSyncBackend(BaseBackend):
+    def __init__(self, region_name):
+        self.region_name = region_name
+        self.locations = OrderedDict()
+    
+    def reset(self):
+        region_name = self.region_name
+        self._reset_model_refs()
+        self.__dict__ = {}
+        self.__init__(region_name)
+
+    def create_location(self, location_uri):
+        if location_uri in self.locations:
+            raise Exception('Location already exists')
+        
+        location = Location(location_uri, region_name=self.region_name)
+        self.locations['location_uri'] = location
+        return location.arn
+
+
+datasync_backends = {}
+for region in boto3.Session().get_available_regions("datasync"):
+    datasync_backends[region] = DataSyncBackend(region_name=region)