v0.2.5-pre.005

crates/ksp-wallet-lib/unit_tests/payload.rs

@@ -0,0 +1,32 @@
+// file: crates/ksp-wallet-lib/unit_tests/payload.rs
+// version: 1
+
+use base64::Engine as _;
+
+#[test]
+fn metadata_payload_rejects_duplicate_note_identifiers() -> ksp_core_lib::Result<()> {
+    let duplicate_id = base64::engine::general_purpose::URL_SAFE_NO_PAD.encode([7_u8; crate::KSPWALLET_V1_NOTE_ID_BYTES]);
+    let payload = serde_json::json!({
+        "pubkey": "11111111111111111111111111111111",
+        "alias": null,
+        "notes": [
+            {"id": duplicate_id.clone(), "text": "first"},
+            {"id": duplicate_id, "text": "second"}
+        ]
+    });
+    let encoded = match serde_json::to_vec(&payload) {
+        std::result::Result::Ok(value) => value,
+        std::result::Result::Err(_) => return std::result::Result::Err(test_error("test metadata payload could not be serialized")),
+    };
+    let result = super::decode_metadata_payload(encoded.as_slice());
+    let error = match result {
+        std::result::Result::Ok(_) => return std::result::Result::Err(test_error("duplicate note identifiers unexpectedly parsed")),
+        std::result::Result::Err(error) => error,
+    };
+    assert_eq!(error.code(), crate::ERROR_CODE_FORMAT_INVALID);
+    return std::result::Result::Ok(());
+}
+
+fn test_error(message: &'static str) -> ksp_core_lib::Error {
+    return ksp_core_lib::Error::new(crate::ERROR_CODE_FORMAT_INVALID, message);
+}