backend v4 half

SerpentRace_Backend/node_modules/libphonenumber-js/source/helpers/extractNationalNumber.test.js

@@ -0,0 +1,15 @@
+import extractNationalNumber from './extractNationalNumber.js'
+
+import Metadata from '../metadata.js'
+import oldMetadata from '../../test/metadata/1.0.0/metadata.min.json' assert { type: 'json' }
+
+describe('extractNationalNumber', function() {
+	it('should extract a national number when using old metadata', function() {
+		const _oldMetadata = new Metadata(oldMetadata)
+		_oldMetadata.selectNumberingPlan('RU')
+		extractNationalNumber('88005553535', _oldMetadata).should.deep.equal({
+			nationalNumber: '8005553535',
+			carrierCode: undefined
+		})
+	})
+})