20 lines
1.2 KiB
TypeScript
20 lines
1.2 KiB
TypeScript
function assert(condition: unknown, message = "assertion failed"): void {
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if (!condition) throw new Error(message);
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}
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function assertEqual<T>(actual: T, expected: T, message = "values should be equal"): void {
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if (actual !== expected) throw new Error(`${message}: expected ${String(expected)}, got ${String(actual)}`);
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}
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import { isMailboxMessageRead, mailboxSyncState } from "../src/features/mail/mailboxDisplay";
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assert(isMailboxMessageRead(["\\Seen"]), "standard IMAP Seen flag marks a message as read");
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assert(isMailboxMessageRead(["answered", "SEEN"]), "flag matching is case-insensitive and accepts normalized flags");
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assert(!isMailboxMessageRead(["\\Answered", "\\Flagged"]), "messages without Seen remain unread");
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assert(!isMailboxMessageRead(undefined), "missing flags fail safely to unread");
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assertEqual(mailboxSyncState({ fromCache: false, refreshing: false, indexedAt: null }), "live");
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assertEqual(mailboxSyncState({ fromCache: true, refreshing: false, indexedAt: "2026-08-19T09:00:00Z" }), "cached");
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assertEqual(mailboxSyncState({ fromCache: true, refreshing: true, indexedAt: "2026-08-19T09:00:00Z" }), "refreshing");
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assertEqual(mailboxSyncState(null), null);
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