feat(admission): add scheduled group access

2026-08-02 14:04:48 -04:00
parent eb1c5b6de4
commit c131465ff5
32 changed files with 2446 additions and 59 deletions
@@ -0,0 +1,116 @@
+import { describe, expect, it } from "vitest";
+import {
+  evaluateGroupSchedule,
+  localWindowToUtc,
+  parseScheduleWindows,
+  utcWindowToLocal,
+  type WeeklyAccessWindow,
+} from "./group-schedule";
+
+const fridayEvening: WeeklyAccessWindow = {
+  startMinuteOfWeek: 4 * 24 * 60 + 20 * 60,
+  endMinuteOfWeek: 4 * 24 * 60 + 23 * 60 + 59,
+};
+
+describe("weekly group access schedules", () => {
+  it("allows an enabled group at any time when no schedule is configured", () => {
+    expect(evaluateGroupSchedule([], new Date("2026-08-07T19:00:00Z"))).toEqual({
+      allowed: true,
+      nextWindow: null,
+    });
+  });
+
+  it("allows only inside a UTC window and identifies the next window when denied", () => {
+    expect(evaluateGroupSchedule([fridayEvening], new Date("2026-08-07T21:30:00Z")).allowed).toBe(true);
+
+    const denied = evaluateGroupSchedule([fridayEvening], new Date("2026-08-08T01:00:00Z"));
+    expect(denied.allowed).toBe(false);
+    expect(denied.nextWindow).toEqual({
+      start: new Date("2026-08-14T20:00:00.000Z"),
+      end: new Date("2026-08-14T23:59:00.000Z"),
+    });
+  });
+
+  it("uses inclusive starts and exclusive ends across the UTC week boundary", () => {
+    const sundayNight = { startMinuteOfWeek: 6 * 1440 + 23 * 60, endMinuteOfWeek: 2 * 60 };
+    expect(evaluateGroupSchedule([sundayNight], new Date("2026-08-09T23:00:00Z")).allowed).toBe(true);
+    expect(evaluateGroupSchedule([sundayNight], new Date("2026-08-10T01:59:59Z")).allowed).toBe(true);
+    expect(evaluateGroupSchedule([sundayNight], new Date("2026-08-10T02:00:00Z")).allowed).toBe(false);
+  });
+
+  it("selects the earliest upcoming window when several are configured", () => {
+    const mondayMorning = { startMinuteOfWeek: 8 * 60, endMinuteOfWeek: 9 * 60 };
+    const decision = evaluateGroupSchedule(
+      [fridayEvening, mondayMorning],
+      new Date("2026-08-08T01:00:00Z"),
+    );
+    expect(decision.nextWindow?.start).toEqual(new Date("2026-08-10T08:00:00.000Z"));
+    expect(decision.nextWindow?.end).toEqual(new Date("2026-08-10T09:00:00.000Z"));
+  });
+
+  it("fails closed for malformed persisted policy", () => {
+    expect(evaluateGroupSchedule([
+      { startMinuteOfWeek: 100, endMinuteOfWeek: 200 },
+      { startMinuteOfWeek: 150, endMinuteOfWeek: 250 },
+    ], new Date("2026-08-03T02:30:00Z"))).toEqual({ allowed: false, nextWindow: null });
+  });
+
+  it("rejects malformed and overlapping submitted windows", () => {
+    const valid = new FormData();
+    valid.append("startMinuteOfWeek", "6960");
+    valid.append("endMinuteOfWeek", "7199");
+    valid.append("startMinuteOfWeek", "480");
+    valid.append("endMinuteOfWeek", "540");
+    expect(parseScheduleWindows(valid)).toEqual([
+      { startMinuteOfWeek: 480, endMinuteOfWeek: 540 },
+      fridayEvening,
+    ]);
+
+    const overlapping = new FormData();
+    overlapping.append("startMinuteOfWeek", "100");
+    overlapping.append("endMinuteOfWeek", "200");
+    overlapping.append("startMinuteOfWeek", "150");
+    overlapping.append("endMinuteOfWeek", "250");
+    expect(parseScheduleWindows(overlapping)).toBeNull();
+
+    const wrappingOverlap = new FormData();
+    wrappingOverlap.append("startMinuteOfWeek", String(6 * 1440 + 23 * 60));
+    wrappingOverlap.append("endMinuteOfWeek", String(2 * 60));
+    wrappingOverlap.append("startMinuteOfWeek", String(60));
+    wrappingOverlap.append("endMinuteOfWeek", String(3 * 60));
+    expect(parseScheduleWindows(wrappingOverlap)).toBeNull();
+
+    const mismatched = new FormData();
+    mismatched.append("startMinuteOfWeek", "100");
+    expect(parseScheduleWindows(mismatched)).toBeNull();
+
+    const invalid = new FormData();
+    invalid.append("startMinuteOfWeek", "10080");
+    invalid.append("endMinuteOfWeek", "0");
+    expect(parseScheduleWindows(invalid)).toBeNull();
+
+    for (const malformedValue of ["", " ", "+1", "0x10", "1e2", "1.5"]) {
+      const malformed = new FormData();
+      malformed.append("startMinuteOfWeek", malformedValue);
+      malformed.append("endMinuteOfWeek", "2");
+      expect(parseScheduleWindows(malformed)).toBeNull();
+    }
+
+    const tooMany = new FormData();
+    for (let index = 0; index < 51; index += 1) {
+      tooMany.append("startMinuteOfWeek", String(index * 2));
+      tooMany.append("endMinuteOfWeek", String(index * 2 + 1));
+    }
+    expect(parseScheduleWindows(tooMany)).toBeNull();
+  });
+
+  it("converts browser-local weekly values to authoritative UTC and back", () => {
+    const local = { startMinuteOfWeek: 4 * 1440 + 20 * 60, endMinuteOfWeek: 4 * 1440 + 23 * 60 };
+    const utc = localWindowToUtc(local, 420);
+    expect(utc).toEqual({
+      startMinuteOfWeek: 5 * 1440 + 3 * 60,
+      endMinuteOfWeek: 5 * 1440 + 6 * 60,
+    });
+    expect(utcWindowToLocal(utc, 420)).toEqual(local);
+  });
+});