47 lines
2.3 KiB
TypeScript
47 lines
2.3 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 ${String(actual)}`);
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}
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function assertDeepEqual(actual: unknown, expected: unknown, message = "values should be deeply equal"): void {
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const actualJson = JSON.stringify(actual);
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const expectedJson = JSON.stringify(expected);
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if (actualJson !== expectedJson) throw new Error(`${message}: expected ${expectedJson}, got ${actualJson}`);
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}
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import { mailPolicyValueAllowed, validateMailPolicy, wildcardPatternMatches } from "../src/features/mail/mailPolicyValidation";
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assertEqual(wildcardPatternMatches("*.example.org", "smtp.example.org"), true);
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assertEqual(wildcardPatternMatches("smtp?.example.org", "smtp1.example.org"), true);
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assertEqual(wildcardPatternMatches("smtp?.example.org", "smtp12.example.org"), false);
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const policy = {
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whitelist: {
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smtp_hosts: ["smtp.allowed.test"],
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from_headers: ["*@allowed.test"],
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recipient_domains: ["allowed.test"]
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},
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blacklist: {
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smtp_hosts: ["smtp.blocked.test"],
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envelope_senders: ["blocked@*"]
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}
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};
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assertDeepEqual(mailPolicyValueAllowed(policy, "smtp_hosts", "smtp.allowed.test"), { allowed: true, value: "smtp.allowed.test" });
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assertEqual(mailPolicyValueAllowed(policy, "smtp_hosts", "smtp.blocked.test").allowed, false, "blacklist wins for SMTP host");
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assertEqual(mailPolicyValueAllowed(policy, "smtp_hosts", "smtp.other.test").allowed, false, "whitelist blocks unknown SMTP host");
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const messages = validateMailPolicy(policy, {
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smtpHost: "smtp.other.test",
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envelopeSender: "blocked@allowed.test",
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fromHeader: "sender@other.test",
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recipientDomains: ["allowed.test", "denied.test", "user@denied.test"]
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});
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assert(messages.some((item) => item.key === "smtp_hosts" && item.value === "smtp.other.test"));
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assert(messages.some((item) => item.key === "envelope_senders" && item.value === "blocked@allowed.test"));
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assert(messages.some((item) => item.key === "from_headers" && item.value === "sender@other.test"));
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assertEqual(messages.filter((item) => item.key === "recipient_domains" && item.value === "denied.test").length, 1, "recipient domains are normalized and de-duplicated");
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