public function testGetInstanceLoadARMetadata()
{
$metadata = $this->phoneUtil->getMetadataForRegion(RegionCode::AR);
$this->assertEquals("AR", $metadata->getId());
$this->assertEquals(54, $metadata->getCountryCode());
$this->assertEquals("00", $metadata->getInternationalPrefix());
$this->assertEquals("0", $metadata->getNationalPrefix());
$this->assertEquals("0(?:(11|343|3715)15)?", $metadata->getNationalPrefixForParsing());
$this->assertEquals("9\$1", $metadata->getNationalPrefixTransformRule());
$this->assertEquals("\$2 15 \$3-\$4", $metadata->getNumberFormat(2)->getFormat());
$this->assertEquals("(9)(\\d{4})(\\d{2})(\\d{4})", $metadata->getNumberFormat(3)->getPattern());
$this->assertEquals("(9)(\\d{4})(\\d{2})(\\d{4})", $metadata->getIntlNumberFormat(3)->getPattern());
$this->assertEquals("\$1 \$2 \$3 \$4", $metadata->getIntlNumberFormat(3)->getFormat());
}