update documentation

atdb/taskdatabase/tests.py

 from django.test import TestCase
+from rest_framework.test import APIClient
 
+from .models import Task
 # Create your tests here.
+# test creating a task
+
+class CreateTaskTestCase(TestCase):
+    def setUp(self):
+        Task.objects.create(
+            filter="ldv-spec:529",
+            project="lc0_012",
+            sas_id="86578",
+            workflow=16,
+            inputs=[{"type": "File","location": "srm.grid.sara.nl","size": 100,"checksum": "","surl": "srm://srm.grid.sara.nl:8443/pnfs/grid.sara.nl/data/lofar/ops/projects/lt10_010/774619/L774619_SB014_uv.MS_62d7c0df.tar"}],
+            size_to_process=200,
+
+)
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