1 files changed, 80 insertions, 2 deletions
diff --git a/RuneTests/RuneTests.swift b/RuneTests/RuneTests.swift
index 16abf59..fa8c2ef 100644
--- a/RuneTests/RuneTests.swift
+++ b/RuneTests/RuneTests.swift
@@ -8,10 +8,88 @@
 import Testing
 @testable import Rune
 
+@MainActor
 struct RuneTests {
 
-    @Test func example() async throws {
-        // Write your test here and use APIs like `#expect(...)` to check expected conditions.
+    @Test func domainUpdateRequestIncludesOnlyChangedFields() async throws {
+        let request = DomainUpdateRequest(
+            autorenew: true,
+            mailforwarding: nil,
+            dnssec: nil,
+            lock: false,
+            nameservers: nil
+        )
+
+        #expect(request.hasChanges)
+        #expect(request.params["autorenew"] as? Bool == true)
+        #expect(request.params["lock"] as? Bool == false)
+        #expect(request.params["dnssec"] == nil)
+        #expect(request.params["mailforwarding"] == nil)
+        #expect(request.params["nameservers"] == nil)
+    }
+
+    @Test func changingLockDoesNotAlterDNSSEC() async throws {
+        let request = DomainUpdateRequest(
+            autorenew: nil,
+            mailforwarding: nil,
+            dnssec: nil,
+            lock: true,
+            nameservers: nil
+        )
+
+        #expect(request.hasChanges)
+        #expect(request.params.count == 1)
+        #expect(request.params["lock"] as? Bool == true)
+        #expect(request.params["dnssec"] == nil)
+    }
+
+    @Test func dnssecOnlyChangeSendsOnlyDNSSEC() async throws {
+        let request = DomainUpdateRequest(
+            autorenew: nil,
+            mailforwarding: nil,
+            dnssec: false,
+            lock: nil,
+            nameservers: nil
+        )
+
+        #expect(request.hasChanges)
+        #expect(request.params.count == 1)
+        #expect(request.params["dnssec"] as? Bool == false)
+        #expect(request.params["lock"] == nil)
+        #expect(request.params["autorenew"] == nil)
+        #expect(request.params["mailforwarding"] == nil)
     }
 
+    @Test func ttlPresetUsesPresetSeconds() async throws {
+        var draft = DNSRecordDraft()
+        draft.type = .a
+        draft.name = "www"
+        draft.ttlSeconds = TTLPreset.fifteenMinutes.rawValue
+
+        let params = draft.params(domain: "example.com")
+
+        #expect(params["ttl"] as? Int == 900)
+    }
+
+    @Test func ttlOptionsIncludeExistingCustomValue() async throws {
+        let record = DNSRecord(
+            id: "1",
+            domain: "example.com",
+            type: "A",
+            name: "www",
+            content: "1.2.3.4",
+            ttl: 42,
+            prio: nil,
+            weight: nil,
+            port: nil,
+            target: nil,
+            sshAlgorithm: nil,
+            sshType: nil
+        )
+
+        let draft = DNSRecordDraft(record: record)
+
+        #expect(draft.ttlSeconds == 42)
+        #expect(draft.ttlOptions.contains(where: { $0.seconds == 42 && $0.isCustom }))
+    }
 }