test: add duration instantiation test

packages/functions-runtime/src/Duration.test.js

@@ -0,0 +1,34 @@
+import { test, expect } from "vitest";
+const { Duration } = require("./Duration");
+
+test("fromISOString test", async () => {
+  const fullDate = Duration.fromISOString("P1Y2M3DT4H5M6S");
+  expect(fullDate.toISOString()).toEqual("P1Y2M3DT4H5M6S");
+  expect(fullDate.toPostgres()).toEqual(
+    "1 years 2 months 3 days 4 hours 5 minutes 6 seconds"
+  );
+  const dateOnly = Duration.fromISOString("P2Y3M4D");
+  expect(dateOnly.toISOString()).toEqual("P2Y3M4D");
+  expect(dateOnly.toPostgres()).toEqual("2 years 3 months 4 days");
+  const timeOnly = Duration.fromISOString("PT4H5M6S");
+  expect(timeOnly.toISOString()).toEqual("PT4H5M6S");
+  expect(timeOnly.toPostgres()).toEqual("4 hours 5 minutes 6 seconds");
+  const years = Duration.fromISOString("P10Y");
+  expect(years.toISOString()).toEqual("P10Y");
+  expect(years.toPostgres()).toEqual("10 years");
+  const months = Duration.fromISOString("P20M");
+  expect(months.toISOString()).toEqual("P20M");
+  expect(months.toPostgres()).toEqual("20 months");
+  const days = Duration.fromISOString("P31D");
+  expect(days.toISOString()).toEqual("P31D");
+  expect(days.toPostgres()).toEqual("31 days");
+  const hours = Duration.fromISOString("PT4H");
+  expect(hours.toISOString()).toEqual("PT4H");
+  expect(hours.toPostgres()).toEqual("4 hours");
+  const minutes = Duration.fromISOString("PT61M");
+  expect(minutes.toISOString()).toEqual("PT61M");
+  expect(minutes.toPostgres()).toEqual("61 minutes");
+  const seconds = Duration.fromISOString("PT76S");
+  expect(seconds.toISOString()).toEqual("PT76S");
+  expect(seconds.toPostgres()).toEqual("76 seconds");
+});