extractCountryCode(['country_code' => 'GB'])); self::assertSame('GB', $adapter->extractCountryCode(['country_code' => 'gb'])); self::assertNull($adapter->extractCountryCode([])); self::assertNull($adapter->extractCountryCode(['country_code' => ''])); } public function testAsnStripsAsPrefix(): void { $adapter = new IpinfoRecordAdapter(); self::assertSame(13335, $adapter->extractAsn(['asn' => 'AS13335'])); self::assertSame(13335, $adapter->extractAsn(['asn' => 'as13335'])); self::assertSame(13335, $adapter->extractAsn(['asn' => '13335'])); self::assertNull($adapter->extractAsn([])); self::assertNull($adapter->extractAsn(['asn' => 'NOTANUMBER'])); } public function testAsName(): void { $adapter = new IpinfoRecordAdapter(); self::assertSame('Cloudflare', $adapter->extractAsOrg(['as_name' => 'Cloudflare'])); self::assertNull($adapter->extractAsOrg([])); } }