chore: initial commit

2026-07-30 18:04:37 +08:00
commit 2ffacfd668
356 changed files with 43448 additions and 0 deletions
@@ -0,0 +1,25 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+
+import {
+	SCAN_BROADCAST_ACTION,
+	SCAN_BROADCAST_EXTRA,
+	isDuplicateScan,
+	normalizeScanValue,
+	resetScanDeduplication
+} from '../utils/scan-broadcast.js'
+
+test('scanner uses the confirmed PDA broadcast contract', () => {
+	assert.equal(SCAN_BROADCAST_ACTION, 'android.intent.action.SCANRESULT')
+	assert.equal(SCAN_BROADCAST_EXTRA, 'value')
+	assert.equal(normalizeScanValue('  EL-38201\r\n'), 'EL-38201')
+	assert.equal(normalizeScanValue(null), '')
+})
+
+test('scanner drops only immediate duplicate broadcasts', () => {
+	resetScanDeduplication()
+	assert.equal(isDuplicateScan('EL-38201', 1000), false)
+	assert.equal(isDuplicateScan('EL-38201', 1050), true)
+	assert.equal(isDuplicateScan('EL-38201', 1100), false)
+	assert.equal(isDuplicateScan('EL-38202', 1110), false)
+})