Fix Time Series Fill When Grouping by Minute (#21323)

* fix minute index

* test specific timeseries intervals

frontend/src/metabase/visualizations/lib/timeseries.js

@@ -66,7 +66,7 @@ const TIMESERIES_INTERVALS = [
 
 // mapping from Metabase "unit" to d3 intervals above
 const INTERVAL_INDEX_BY_UNIT = {
-  minute: 1,
+  minute: 5,
   hour: 9,
   day: 13,
   week: 14,

frontend/test/metabase/visualizations/lib/timeseries.unit.spec.js

@@ -155,6 +155,34 @@ describe("visualization.lib.timeseries", () => {
         expect(count).toBe(expectedCount);
       });
     });
+
+    const units = ["minute", "hour", "day", "week", "month", "year"];
+
+    units.forEach(testUnit => {
+      it(`should return one ${testUnit} when ${testUnit} interval is set`, () => {
+        const { interval, count } = computeTimeseriesDataInverval(
+          [
+            new Date("2019-01-01").toISOString(),
+            new Date("2020-01-01").toISOString(),
+          ],
+          testUnit,
+        );
+        expect(interval).toBe(testUnit);
+        expect(count).toBe(1);
+      });
+    });
+
+    it("should return 3 months for quarter interval", () => {
+      const { interval, count } = computeTimeseriesDataInverval(
+        [
+          new Date("2019-01-01").toISOString(),
+          new Date("2020-01-01").toISOString(),
+        ],
+        "quarter",
+      );
+      expect(interval).toBe("month");
+      expect(count).toBe(3);
+    });
   });
 
   describe("getTimezone", () => {