Check that navigator exists in test environment before dereferencing.

diff --git a/test/test.ledger.mjs b/test/test.ledger.mjs
index 3b39498c75922acacd704482051f28ba978e5ae9..ab87f59ecbf8a02fb0251f41f55699b03dae0718 100644 (file)
--- a/test/test.ledger.mjs
+++ b/test/test.ledger.mjs
@@ -37,7 +37,7 @@ const rpc = new Rpc(env.NODE_URL ?? '', env.API_KEY_NAME)
 */
 await Promise.all([
        /* node:coverage disable */
-       suite('Ledger hardware wallet', { skip: false || isNode || navigator.usb == null }, async () => {
+       suite('Ledger hardware wallet', { skip: false || isNode || navigator?.usb == null }, async () => {
 
                const { OPEN_BLOCK, RECEIVE_BLOCK, SEND_BLOCK } = NANO_TEST_VECTORS
                let wallet, account, openBlock, sendBlock, receiveBlock