test: add test for that stuff

server/src/lib/score-import/framework/score-importing/validate-score.test.ts

@@ -0,0 +1,24 @@
+import { ValidateScore } from "./validate-score";
+import { ONE_DAY } from "lib/constants/time";
+import t from "tap";
+import { Testing511SPA, TestingIIDXSPScore } from "test-utils/test-data";
+
+t.test("#ValidateScore", (t) => {
+	t.test("Should reject scores in the future", (t) => {
+		t.throws(
+			() => {
+				ValidateScore(
+					{ ...TestingIIDXSPScore, timeAchieved: Date.now() + ONE_DAY * 2 },
+					Testing511SPA
+				);
+			},
+			{
+				message: "Invalid timestamp: score happens in the future.",
+			}
+		);
+
+		t.end();
+	});
+
+	t.end();
+});