Repro for #13634: CC after aggregation w/ Cumulative Sum/Count [ci skip] (#13663)

frontend/test/metabase/scenarios/question/custom_column.cy.spec.js

@@ -4,7 +4,8 @@ import {
   popover,
   _typeUsingGet,
   _typeUsingPlaceholder,
-} from "../../../__support__/cypress";
+  withSampleDataset,
+} from "__support__/cypress";
 
 const customFormulas = [
   {
@@ -241,4 +242,37 @@ describe("scenarios > question > custom columns", () => {
         cy.findByText("1");
       });
   });
+
+  it.skip("should create custom column after aggregation with 'cum-sum/count' (metabase#13634)", () => {
+    withSampleDataset(({ ORDERS }) => {
+      cy.request("POST", "/api/card", {
+        name: "13634",
+        dataset_query: {
+          database: 1,
+          query: {
+            expressions: { "Foo Bar": ["+", 57910, 1] },
+            "source-query": {
+              aggregation: [["cum-count"]],
+              breakout: [
+                ["datetime-field", ["field-id", ORDERS.CREATED_AT], "month"],
+              ],
+              "source-table": 2,
+            },
+          },
+          type: "query",
+        },
+        display: "table",
+        visualization_settings: {},
+      }).then(({ body: { id: questionId } }) => {
+        cy.visit(`/question/${questionId}`);
+        cy.findByText("13634");
+
+        cy.log(
+          "**Reported failing in v0.34.3, v0.35.4, v0.36.8.2, v0.37.0.2**",
+        );
+        cy.findByText("Foo Bar");
+        cy.findAllByText("57911");
+      });
+    });
+  });
 });