优化

tests/scan-broadcast.test.mjs

@@ -1,5 +1,6 @@
 import test from 'node:test'
 import assert from 'node:assert/strict'
+import { readFile } from 'node:fs/promises'
 
 import {
 	SCAN_BROADCAST_ACTION,
@@ -16,6 +17,17 @@ test('scanner uses the confirmed PDA broadcast contract', () => {
 	assert.equal(normalizeScanValue(null), '')
 })
 
+test('scanner source keeps receiver diagnostics before page routing', async () => {
+	const source = await readFile(new URL('../src/utils/scan-broadcast.js', import.meta.url), 'utf8')
+	assert.match(source, /\[Overseas PDA broadcast\] received/)
+	assert.match(source, /rawValue[\s\S]*value/)
+	assert.match(source, /ignored duplicate/)
+	assert.match(source, /receive failed/)
+	assert.match(source, /receiver registered/)
+	assert.match(source, /registration failed/)
+	assert.match(source, /activity\.getPackageName\(\)/)
+})
+
 test('scanner drops only immediate duplicate broadcasts', () => {
 	resetScanDeduplication()
 	assert.equal(isDuplicateScan('EL-38201', 1000), false)