feat(config): add hosted_domains for multi-domain hosting

packages/zig/src/config_test.zigmodified+70-0

Changes to packages/zig/src/config_test.zig

		⋯267 linesShow the 267 lines above this hunk@@ -268,3 +268,73 @@ test "authentication configuration flags" {
268	268
269	269	try testing.expectEqual(false, cfg_auth_off.enable_auth);
270	270	}
	271	+
	272	+fn baseCfg(hostname: []const u8, hosted: []const []const u8) config.Config {
	273	+ return .{
	274	+ .host = "0.0.0.0",
	275	+ .port = 2525,
	276	+ .max_connections = 100,
	277	+ .enable_tls = false,
	278	+ .tls_cert_path = null,
	279	+ .tls_key_path = null,
	280	+ .enable_auth = true,
	281	+ .max_message_size = 10 * 1024 * 1024,
	282	+ .timeout_seconds = 300,
	283	+ .data_timeout_seconds = 600,
	284	+ .command_timeout_seconds = 300,
	285	+ .greeting_timeout_seconds = 30,
	286	+ .rate_limit_per_ip = 100,
	287	+ .rate_limit_per_user = 200,
	288	+ .rate_limit_cleanup_interval = 3600,
	289	+ .max_recipients = 100,
	290	+ .hostname = hostname,
	291	+ .hosted_domains = hosted,
	292	+ .webhook_url = null,
	293	+ .webhook_enabled = false,
	294	+ .enable_dnsbl = false,
	295	+ .enable_greylist = false,
	296	+ .enable_tracing = false,
	297	+ .tracing_service_name = "mail",
	298	+ .enable_json_logging = false,
	299	+ };
	300	+}
	301	+
	302	+test "isLocalDomain matches hostname exactly" {
	303	+ const cfg = baseCfg("mail.stacksjs.com", &.{});
	304	+ try testing.expect(cfg.isLocalDomain("mail.stacksjs.com"));
	305	+}
	306	+
	307	+test "isLocalDomain matches parent of hostname" {
	308	+ const cfg = baseCfg("mail.stacksjs.com", &.{});
	309	+ try testing.expect(cfg.isLocalDomain("stacksjs.com"));
	310	+}
	311	+
	312	+test "isLocalDomain matches an entry in hosted_domains" {
	313	+ const extras = [_][]const u8{ "paweldregan.com", "example.org" };
	314	+ const cfg = baseCfg("mail.stacksjs.com", &extras);
	315	+ try testing.expect(cfg.isLocalDomain("paweldregan.com"));
	316	+ try testing.expect(cfg.isLocalDomain("example.org"));
	317	+}
	318	+
	319	+test "isLocalDomain is case-insensitive" {
	320	+ const extras = [_][]const u8{"paweldregan.com"};
	321	+ const cfg = baseCfg("mail.stacksjs.com", &extras);
	322	+ try testing.expect(cfg.isLocalDomain("MAIL.Stacksjs.COM"));
	323	+ try testing.expect(cfg.isLocalDomain("StacksJS.COM"));
	324	+ try testing.expect(cfg.isLocalDomain("PaWeLdReGaN.com"));
	325	+}
	326	+
	327	+test "isLocalDomain rejects unrelated domains" {
	328	+ const extras = [_][]const u8{"paweldregan.com"};
	329	+ const cfg = baseCfg("mail.stacksjs.com", &extras);
	330	+ try testing.expect(!cfg.isLocalDomain("evil.example"));
	331	+ try testing.expect(!cfg.isLocalDomain("notstacksjs.com"));
	332	+ try testing.expect(!cfg.isLocalDomain(""));
	333	+}
	334	+
	335	+test "isLocalDomain has no parent for single-label hostname" {
	336	+ // "localhost" has no '.' so there's no parent to match
	337	+ const cfg = baseCfg("localhost", &.{});
	338	+ try testing.expect(cfg.isLocalDomain("localhost"));
	339	+ try testing.expect(!cfg.isLocalDomain("host"));
	340	+}