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<?php
namespace React\Tests\Dns\Config;
use React\Tests\Dns\TestCase;
use React\Dns\Config\HostsFile;
class HostsFileTest extends TestCase
{
public function testLoadsFromDefaultPath()
{
$hosts = HostsFile::loadFromPathBlocking();
$this->assertInstanceOf('React\Dns\Config\HostsFile', $hosts);
}
public function testDefaultShouldHaveLocalhostMapped()
{
if (DIRECTORY_SEPARATOR === '\\') {
$this->markTestSkipped('Not supported on Windows');
}
$hosts = HostsFile::loadFromPathBlocking();
$this->assertContains('127.0.0.1', $hosts->getIpsForHost('localhost'));
}
/**
* @expectedException RuntimeException
*/
public function testLoadThrowsForInvalidPath()
{
HostsFile::loadFromPathBlocking('does/not/exist');
}
public function testContainsSingleLocalhostEntry()
{
$hosts = new HostsFile('127.0.0.1 localhost');
$this->assertEquals(array('127.0.0.1'), $hosts->getIpsForHost('localhost'));
$this->assertEquals(array(), $hosts->getIpsForHost('example.com'));
}
public function testNonIpReturnsNothingForInvalidHosts()
{
$hosts = new HostsFile('a b');
$this->assertEquals(array(), $hosts->getIpsForHost('a'));
$this->assertEquals(array(), $hosts->getIpsForHost('b'));
}
public function testIgnoresIpv6ZoneId()
{
$hosts = new HostsFile('fe80::1%lo0 localhost');
$this->assertEquals(array('fe80::1'), $hosts->getIpsForHost('localhost'));
}
public function testSkipsComments()
{
$hosts = new HostsFile('# start' . PHP_EOL .'#127.0.0.1 localhost' . PHP_EOL . '127.0.0.2 localhost # example.com');
$this->assertEquals(array('127.0.0.2'), $hosts->getIpsForHost('localhost'));
$this->assertEquals(array(), $hosts->getIpsForHost('example.com'));
}
public function testContainsSingleLocalhostEntryWithCaseIgnored()
{
$hosts = new HostsFile('127.0.0.1 LocalHost');
$this->assertEquals(array('127.0.0.1'), $hosts->getIpsForHost('LOCALHOST'));
}
public function testEmptyFileContainsNothing()
{
$hosts = new HostsFile('');
$this->assertEquals(array(), $hosts->getIpsForHost('example.com'));
}
public function testSingleEntryWithMultipleNames()
{
$hosts = new HostsFile('127.0.0.1 localhost example.com');
$this->assertEquals(array('127.0.0.1'), $hosts->getIpsForHost('example.com'));
$this->assertEquals(array('127.0.0.1'), $hosts->getIpsForHost('localhost'));
}
public function testMergesEntriesOverMultipleLines()
{
$hosts = new HostsFile("127.0.0.1 localhost\n127.0.0.2 localhost\n127.0.0.3 a localhost b\n127.0.0.4 a localhost");
$this->assertEquals(array('127.0.0.1', '127.0.0.2', '127.0.0.3', '127.0.0.4'), $hosts->getIpsForHost('localhost'));
}
public function testMergesIpv4AndIpv6EntriesOverMultipleLines()
{
$hosts = new HostsFile("127.0.0.1 localhost\n::1 localhost");
$this->assertEquals(array('127.0.0.1', '::1'), $hosts->getIpsForHost('localhost'));
}
public function testReverseLookup()
{
$hosts = new HostsFile('127.0.0.1 localhost');
$this->assertEquals(array('localhost'), $hosts->getHostsForIp('127.0.0.1'));
$this->assertEquals(array(), $hosts->getHostsForIp('192.168.1.1'));
}
public function testReverseSkipsComments()
{
$hosts = new HostsFile("# start\n#127.0.0.1 localhosted\n127.0.0.2\tlocalhost\t# example.com\n\t127.0.0.3\t\texample.org\t\t");
$this->assertEquals(array(), $hosts->getHostsForIp('127.0.0.1'));
$this->assertEquals(array('localhost'), $hosts->getHostsForIp('127.0.0.2'));
$this->assertEquals(array('example.org'), $hosts->getHostsForIp('127.0.0.3'));
}
public function testReverseNonIpReturnsNothing()
{
$hosts = new HostsFile('127.0.0.1 localhost');
$this->assertEquals(array(), $hosts->getHostsForIp('localhost'));
$this->assertEquals(array(), $hosts->getHostsForIp('127.0.0.1.1'));
}
public function testReverseNonIpReturnsNothingForInvalidHosts()
{
$hosts = new HostsFile('a b');
$this->assertEquals(array(), $hosts->getHostsForIp('a'));
$this->assertEquals(array(), $hosts->getHostsForIp('b'));
}
public function testReverseLookupReturnsLowerCaseHost()
{
$hosts = new HostsFile('127.0.0.1 LocalHost');
$this->assertEquals(array('localhost'), $hosts->getHostsForIp('127.0.0.1'));
}
public function testReverseLookupChecksNormalizedIpv6()
{
$hosts = new HostsFile('FE80::00a1 localhost');
$this->assertEquals(array('localhost'), $hosts->getHostsForIp('fe80::A1'));
}
public function testReverseLookupIgnoresIpv6ZoneId()
{
$hosts = new HostsFile('fe80::1%lo0 localhost');
$this->assertEquals(array('localhost'), $hosts->getHostsForIp('fe80::1'));
}
public function testReverseLookupReturnsMultipleHostsOverSingleLine()
{
$hosts = new HostsFile("::1 ip6-localhost ip6-loopback");
$this->assertEquals(array('ip6-localhost', 'ip6-loopback'), $hosts->getHostsForIp('::1'));
}
public function testReverseLookupReturnsMultipleHostsOverMultipleLines()
{
$hosts = new HostsFile("::1 ip6-localhost\n::1 ip6-loopback");
$this->assertEquals(array('ip6-localhost', 'ip6-loopback'), $hosts->getHostsForIp('::1'));
}
}
|
