feat(mail): complete mailbox display states

2026-08-19 23:03:46 +02:00
parent e0e00d7000
commit 9ac8847559
9 changed files with 130 additions and 9 deletions
@@ -0,0 +1,19 @@
+function assert(condition: unknown, message = "assertion failed"): void {
+  if (!condition) throw new Error(message);
+}
+
+function assertEqual<T>(actual: T, expected: T, message = "values should be equal"): void {
+  if (actual !== expected) throw new Error(`${message}: expected ${String(expected)}, got ${String(actual)}`);
+}
+
+import { isMailboxMessageRead, mailboxSyncState } from "../src/features/mail/mailboxDisplay";
+
+assert(isMailboxMessageRead(["\\Seen"]), "standard IMAP Seen flag marks a message as read");
+assert(isMailboxMessageRead(["answered", "SEEN"]), "flag matching is case-insensitive and accepts normalized flags");
+assert(!isMailboxMessageRead(["\\Answered", "\\Flagged"]), "messages without Seen remain unread");
+assert(!isMailboxMessageRead(undefined), "missing flags fail safely to unread");
+
+assertEqual(mailboxSyncState({ fromCache: false, refreshing: false, indexedAt: null }), "live");
+assertEqual(mailboxSyncState({ fromCache: true, refreshing: false, indexedAt: "2026-08-19T09:00:00Z" }), "cached");
+assertEqual(mailboxSyncState({ fromCache: true, refreshing: true, indexedAt: "2026-08-19T09:00:00Z" }), "refreshing");
+assertEqual(mailboxSyncState(null), null);