private void  MockEvent(string reference, string uri, string expectedType, bool pass = true)
        {
            ContentEvent mockItem = new ContentEvent();

            mockItem.eventType        = expectedType;
            mockItem.id               = Guid.NewGuid().ToString();
            mockItem.subject          = "/content/sharedcontent/29849536-f716-468d-bf49-41446cb68284";
            mockItem.eventTime        = "";
            mockItem.dataVersion      = "";
            mockItem.metadataVersion  = "";
            mockItem.topic            = "";
            mockItem.data.itemId      = reference;
            mockItem.data.api         = uri;
            mockItem.data.versionId   = Guid.NewGuid().ToString();
            mockItem.data.displayText = "some content";
            mockItem.data.author      = "Fred";

            string response;

            CosmosHelper.Initialise(_scenarioContext.GetEnv().eventStoreEndPoint, _scenarioContext.GetEnv().eventStoreKey);

            CosmosHelper.InsertDocumentFromJson <ContentEvent>("EventStore",
                                                               "events",
                                                               mockItem,
                                                               out response);
        }