Add component tests for GET version endpoint

features/versions.feature

@@ -320,6 +320,51 @@ Feature: Dataset API
             version not found
             """
 
+  Scenario: GET /datasets/{id}/editions/{edition}/versions/{version} in public mode returns the version
+    When I GET "/datasets/population-estimates/editions/hello/versions/4"
+    Then I should receive the following JSON response with status "200":
+        """
+        {
+            "id": "test-item-4",
+            "version": 4,
+            "state": "published",
+            "links": {
+                "dataset": {
+                    "id": "population-estimates"
+                },
+                "self": {
+                    "href": "someurl"
+                }
+            },
+            "edition": "hello",
+            "lowest_geography": "ltla"
+        }
+        """
+
+  Scenario: GET /datasets/{id}/editions/{edition}/versions/{version} in private mode returns the version
+    Given private endpoints are enabled
+    And I am identified as "[email protected]"
+    And I am authorised
+    When I GET "/datasets/population-estimates/editions/hello/versions/4"
+    Then I should receive the following JSON response with status "200":
+        """
+        {
+            "id": "test-item-4",
+            "version": 4,
+            "state": "published",
+            "links": {
+                "dataset": {
+                    "id": "population-estimates"
+                },
+                "self": {
+                    "href": "someurl"
+                }
+            },
+            "edition": "hello",
+            "lowest_geography": "ltla"
+        }
+        """
+
   Scenario: PUT versions for CMD dataset produces Kafka event and returns OK
     Given private endpoints are enabled
     And I am identified as "[email protected]"