1 files changed, 39 insertions, 0 deletions
diff --git a/HutchTests/SettingsViewModelTests.swift b/HutchTests/SettingsViewModelTests.swift
new file mode 100644
index 0000000..fc18162
--- /dev/null
+++ b/HutchTests/SettingsViewModelTests.swift
@@ -0,0 +1,39 @@
+import Foundation
+import Testing
+@testable import Hutch
+
+private struct DeletePGPKeyEnvelope: Decodable {
+    let deletePGPKey: DeleteResultPayload?
+}
+
+private struct DeleteResultPayload: Decodable {
+    let id: Int?
+}
+
+struct SettingsViewModelTests {
+
+    @Test
+    @MainActor
+    func deletePGPKeyResponseDecodesNullPayloadWithGraphQLErrors() throws {
+        let json = """
+        {
+            "errors": [
+                {
+                    "message": "PGP key ID 13629 is set as the user's preferred PGP key - it must be unset before removing the key"
+                }
+            ],
+            "data": {
+                "deletePGPKey": null
+            }
+        }
+        """
+
+        let decoded = try JSONDecoder().decode(
+            GraphQLResponse<DeletePGPKeyEnvelope>.self,
+            from: Data(json.utf8)
+        )
+
+        #expect(decoded.data?.deletePGPKey == nil)
+        #expect(decoded.errors?.first?.message.contains("preferred PGP key") == true)
+    }
+}