1 files changed, 23 insertions, 0 deletions
diff --git a/tools/nwc-sw-test.js b/tools/nwc-sw-test.js
index 376a12e..7e85ee1 100644
--- a/tools/nwc-sw-test.js
+++ b/tools/nwc-sw-test.js
@@ -317,6 +317,29 @@ console.log('\n[sends begun on an earlier wake]');
   }
 }
 
+console.log('\n[a send that fails]');
+// The ASP refused the cosign (a coin at the depth cap, PullCap 2026-10-29):
+// the error is left with the notifier at once, not waited out in a worker
+// iOS stops before it speaks.
+{
+  const { ArkManager } = await import('../src/ark/manager.js');
+  const names = ['init', 'payLnInvoice'];
+  const orig = Object.fromEntries(names.map((k) => [k, ArkManager.prototype[k]]));
+  ArkManager.prototype.init = async function () { this.state = this.storage.load(); return this; };
+  try {
+    for (const [why, code] of [
+      ['insufficient ark balance (259 sat have a history too long to spend and are too few to renew; receive more to keep paying)', 'INSUFFICIENT_BALANCE'],
+      ['ln-pay failed: route not found', 'PAYMENT_FAILED'],
+    ]) {
+      ArkManager.prototype.payLnInvoice = async function () { throw new Error(why); };
+      const { deps, published, declined, decryptReply } = harness();
+      const handled = await respondFromBg({ type: 'nwc', event: ev(makeReq('pay_invoice', { invoice: INV21 })) }, { ...deps, errGraceMs: 60_000 });
+      const r = declined.length ? decryptReply(declined[0]) : null;
+      check(`${code}: the error is handed to the notifier, nothing waited out here`, handled === true && declined.length === 1 && !published.length && r.error?.code === code && r.error.message === why, JSON.stringify(r));
+    }
+  } finally { Object.assign(ArkManager.prototype, orig); }
+}
+
 console.log('\n[network fit]');
 {
   // a mutinynet-era mirror must not answer a mainnet invoice with a nonsense