test: add api endpoints

- disperse_data
- get_range

src/node/api_clients/rest.py

@@ -23,3 +23,9 @@ class REST(BaseClient):
     def info(self):
         status_response = self.rest_call("get", "cryptarchia/info")
         return status_response.json()
+
+    def disperse_data(self, dispersal_request):
+        return self.rest_call("post", "disperse-data", json.dumps(dispersal_request))
+
+    def get_range(self, app_id, data_range):
+        return self.rest_call("post", "da/get-range", json.dumps({app_id, data_range}))

tests/data_integrity/test_data_integrity.py

@@ -1,6 +1,14 @@
 class TestDataIntegrity:
     main_nodes = []
 
-    def test_cluster_start(self):
+    def test_da_identify_retrieve_missing_columns(self):
         for node in self.main_nodes:
             print(node)
+
+    def test_da_sampling_determines_data_presence(self):
+        for node in self.main_nodes:
+            print(node)
+
+        # Disperse data
+        # Get data from range
+        # Compare