Fix lap limits and five-minute stint statistics

tests/decoder_runtime.test.js

@@ -4,12 +4,12 @@ import assert from "node:assert/strict";
 import { connectDecoderHelper, processDecoderMessageHelper } from "../src/decoder_runtime.js";
 import { ensureSessionResult } from "../src/timing_logic.js";
 
-function createHarness() {
+function createHarness(options = {}) {
   const session = {
     id: "session_1",
     eventId: "event_1",
     mode: "race",
-    type: "team_race",
+    type: options.sessionType || "team_race",
     status: "running",
     startMode: "mass",
     startedAt: 1_000,
@@ -36,7 +36,10 @@ function createHarness() {
     getActiveSession: () => session,
     ensureSessionResult: (sessionId) => ensureSessionResult(sessionId, { state }),
     normalizeStartMode: () => "mass",
-    getSessionLapWindow: () => ({ minLapMs: 0, maxLapMs: Number.POSITIVE_INFINITY }),
+    getSessionLapWindow: () => ({
+      minLapMs: Number(options.minLapMs || 0),
+      maxLapMs: options.maxLapMs == null ? Number.POSITIVE_INFINITY : Number(options.maxLapMs),
+    }),
     findEventTeamForPassing: (event, driverId) => event.teams.find((team) => team.driverIds.includes(driverId)) || null,
     persistPassingToBackend: () => {},
     pushOverlayEvent: (type, label) => overlayEvents.push({ type, label }),
@@ -74,6 +77,28 @@ test("split decoder records intermediate time without changing main lap state",
   assert.equal(result.passings.length, 1);
 });
 
+test("minimum lap time rejects a shortcut without adding a lap", () => {
+  const harness = createHarness({ minLapMs: 10_000, maxLapMs: 120_000 });
+  harness.passing(6_000, "main");
+
+  const result = harness.state.resultsBySession.session_1;
+  assert.equal(result.competitors.team_team_1.laps, 0);
+  assert.equal(result.passings[0].validLap, false);
+  assert.equal(result.passings[0].invalidReason, "below_min");
+});
+
+test("maximum lap time starts a statistics stint but still counts the race lap", () => {
+  const harness = createHarness({ minLapMs: 10_000, maxLapMs: 60_000 });
+  harness.passing(121_001, "main");
+
+  const result = harness.state.resultsBySession.session_1;
+  assert.equal(result.competitors.team_team_1.laps, 1);
+  assert.equal(result.passings[0].validLap, true);
+  assert.equal(result.passings[0].validationWarning, "above_max_stint");
+  assert.equal(result.passings[0].excludedFromPace, true);
+  assert.equal(result.passings[0].stintBoundary, true);
+});
+
 test("pit entry and exit create one timed stop without adding laps", () => {
   const harness = createHarness();
   harness.passing(17_000, "main");