diff --git a/tests/ResolverTest.php b/tests/ResolverTest.php
new file mode 100644
index 0000000..50e08b0
--- /dev/null
+++ b/tests/ResolverTest.php
@@ -0,0 +1,337 @@
+<?php
+declare(strict_types=1);
+
+namespace Tests\ArrayAccess\DnsRecord;
+
+use ArrayAccess\DnsRecord\Cache\Adapter\ArrayCacheAdapter;
+use ArrayAccess\DnsRecord\Cache\CacheStorage;
+use ArrayAccess\DnsRecord\DnsServerStorage;
+use ArrayAccess\DnsRecord\Exceptions\Exception;
+use ArrayAccess\DnsRecord\Exceptions\RequestException;
+use ArrayAccess\DnsRecord\Interfaces\Cache\CacheStorageInterface;
+use ArrayAccess\DnsRecord\Interfaces\Packet\PacketRequestDataInterface;
+use ArrayAccess\DnsRecord\Interfaces\Packet\PacketResponseInterface;
+use ArrayAccess\DnsRecord\Packet\Answers;
+use ArrayAccess\DnsRecord\Resolver;
+use ArrayAccess\DnsRecord\ResourceRecord\Definitions\Opcode\IQuery;
+use ArrayAccess\DnsRecord\ResourceRecord\Definitions\Opcode\Query;
+use ArrayAccess\DnsRecord\ResourceRecord\Definitions\QClass\IN;
+use ArrayAccess\DnsRecord\ResourceRecord\RRTypes\A;
+use PHPUnit\Framework\TestCase;
+use Throwable;
+use function sprintf;
+
+/**
+ * Many classes already handled by this method call
+ * @see CacheStorageTest fot cache test
+ */
+class ResolverTest extends TestCase
+{
+    public function testSetDnsServerStorage()
+    {
+        $resolver = new Resolver();
+        $dnsServerStorage = $resolver->getDnsServerStorage();
+        $resolver->setDnsServerStorage(DnsServerStorage::createDefault());
+        $this->assertNotSame(
+            $dnsServerStorage,
+            $resolver->getDnsServerStorage(),
+            sprintf(
+                '%1$s->getDnsServerStorage() should not identical with default dns storage',
+                $resolver::class
+            )
+        );
+    }
+
+    public function testGetDnsServerStorage()
+    {
+        $resolver = new Resolver();
+        $dnsServerStorage = $resolver->getDnsServerStorage();
+        $this->assertInstanceOf(
+            DnsServerStorage::class,
+            $dnsServerStorage,
+            sprintf(
+                '%1$s->getDnsServerStorage() should instance of %2$s',
+                $resolver::class,
+                DnsServerStorage::class
+            )
+        );
+        $resolver->setDnsServerStorage(DnsServerStorage::createDefault());
+        $this->assertNotSame(
+            $dnsServerStorage,
+            $resolver->getDnsServerStorage(),
+            sprintf(
+                '%1$s->getDnsServerStorage() should not identical with default dns storage',
+                $resolver::class
+            )
+        );
+    }
+
+    public function testSetCache()
+    {
+        $resolver = new Resolver();
+        $cache = $resolver->getCache();
+        $resolver->setCache(new CacheStorage());
+        $this->assertNotSame(
+            $cache,
+            $resolver->getCache(),
+            sprintf(
+                '%1$s->getCache() should not identical with default cache',
+                $resolver::class
+            )
+        );
+    }
+
+    public function testGetCache()
+    {
+        $resolver = new Resolver();
+        $cache = $resolver->getCache();
+        $this->assertInstanceOf(
+            CacheStorageInterface::class,
+            $cache,
+            sprintf(
+                '%1$s->getCache() should instance of %2$s',
+                $resolver::class,
+                CacheStorageInterface::class
+            )
+        );
+        $this->assertNull(
+            $cache->getAdapter(),
+            sprintf(
+                '%1$s->getCache()->getAdapter() should null if adapter not set',
+                $resolver::class
+            )
+        );
+        $arrayAdapter = new ArrayCacheAdapter();
+        $newCache = new CacheStorage($arrayAdapter);
+        $resolver->setCache($newCache);
+        $this->assertNotSame(
+            $cache,
+            $resolver->getCache(),
+            sprintf(
+                '%1$s->getCache() should not identical with default cache',
+                $resolver::class
+            )
+        );
+        $this->assertSame(
+            $arrayAdapter,
+            $resolver->getCache()->getAdapter(),
+            sprintf(
+                '%1$s->getCache()->getAdapter() should identical with set adapter',
+                $resolver::class
+            )
+        );
+    }
+    public function testQuery()
+    {
+        $resolver = new Resolver();
+        $query = $resolver->query('example.com');
+        $this->assertInstanceOf(
+            PacketRequestDataInterface::class,
+            $query,
+            sprintf(
+                '%1$s->query() should instance of %2$s',
+                $resolver::class,
+                PacketRequestDataInterface::class
+            )
+        );
+        $this->assertInstanceOf(
+            Query::class,
+            $query->getHeader()->getOpCode(),
+            sprintf(
+                '%1$s->query()->getHeader()->getOpCode() should instance of %2$s',
+                $resolver::class,
+                Query::class
+            )
+        );
+    }
+
+    public function testIQuery()
+    {
+        $resolver = new Resolver();
+        $query = $resolver->iQuery('example.com');
+        $this->assertInstanceOf(
+            PacketRequestDataInterface::class,
+            $query,
+            sprintf(
+                '%1$s->iQuery() should instance of %2$s',
+                $resolver::class,
+                PacketRequestDataInterface::class
+            )
+        );
+        $this->assertInstanceOf(
+            IQuery::class,
+            $query->getHeader()->getOpCode(),
+            sprintf(
+                '%1$s->query()->getHeader()->getOpCode() should instance of %2$s',
+                $resolver::class,
+                IQuery::class
+            )
+        );
+    }
+
+    public function testLookup()
+    {
+        $resolver = new Resolver(
+            DnsServerStorage::createDefault(),
+            new CacheStorage(new ArrayCacheAdapter())
+        );
+        try {
+            $lookup = $resolver->lookup(
+                'example.com',
+                timeout: 1
+            );
+        } catch (Throwable $e) {
+            $this->assertInstanceOf(
+                RequestException::class,
+                $e
+            );
+            return;
+        }
+
+        $this->assertInstanceOf(
+            PacketResponseInterface::class,
+            $lookup,
+            sprintf(
+                '%1$s->lookup() should instanceof %2$s',
+                $resolver::class,
+                PacketResponseInterface::class
+            )
+        );
+        // cause adapter is array, it should be identical
+        $this->assertSame(
+            $lookup,
+            $resolver->lookup('example.com'),
+            sprintf(
+                '%1$s->lookup() should identical with current one',
+                $resolver::class
+            )
+        );
+    }
+
+    public function testLookups()
+    {
+        $resolver = new Resolver();
+        $lookups = $resolver->lookups(
+            'example.com',
+            IN::NAME,
+            ...['A' => 'A', 'B' => 'NS']
+        );
+        $this->assertArrayHasKey(
+            'A',
+            $lookups,
+            sprintf(
+                '%1$s->lookups() result should contain given array key of "A"',
+                $resolver::class
+            )
+        );
+        $this->assertArrayHasKey(
+            'B',
+            $lookups,
+            sprintf(
+                '%1$s->lookups() result should contain given array key of "B"',
+                $resolver::class
+            )
+        );
+        if (!$lookups['A'] instanceof Throwable) {
+            $this->assertInstanceOf(
+                PacketResponseInterface::class,
+                $lookups['A'],
+                sprintf(
+                    '%1$s->lookups()[\'A\'] result should instanceof %2$s',
+                    $resolver::class,
+                    PacketResponseInterface::class
+                )
+            );
+            $this->assertInstanceOf(
+                Answers::class,
+                $lookups['A']->getAnswers(),
+                sprintf(
+                    '%1$s->lookups()[\'A\']->getAnswers() result should instanceof %2$s',
+                    $resolver::class,
+                    Answers::class
+                )
+            );
+            $this->assertSame(
+                'example.com',
+                $lookups['A']->getAnswers()->getQuestion()->getName(),
+                'Question name lookup should example.com'
+            );
+            $this->assertSame(
+                IN::NAME,
+                $lookups['A']->getAnswers()->getQuestion()->getClass()->getName(),
+                sprintf(
+                    'Question class name lookup should %s',
+                    IN::NAME
+                )
+            );
+            $records = $lookups['A']
+                ->getAnswers()
+                ->getRecords();
+            // not exists
+            $this->assertNull(
+                $records->getFilteredType('AN'),
+                'Checking record that not exists should null'
+            );
+            // no message
+            $this->assertInstanceOf(
+                A::class,
+                $records->getFilteredType('A', true),
+                'Checking record that exists should instance A'
+            );
+        } else {
+            $this->assertInstanceOf(
+                Exception::class,
+                $lookups['A'],
+                sprintf(
+                    '%1$s->lookups()[\'A\'] exception result should instanceof %2$s',
+                    $resolver::class,
+                    Exception::class
+                )
+            );
+        }
+
+        if (!$lookups['B'] instanceof Throwable) {
+            $this->assertInstanceOf(
+                PacketResponseInterface::class,
+                $lookups['B'],
+                sprintf(
+                    '%1$s->lookups()[\'B\'] result should instanceof %2$s',
+                    $resolver::class,
+                    PacketResponseInterface::class
+                )
+            );
+            $this->assertInstanceOf(
+                Answers::class,
+                $lookups['B']->getAnswers(),
+                sprintf(
+                    '%1$s->lookups()[\'B\']->getAnswers() result should instanceof %2$s',
+                    $resolver::class,
+                    Answers::class
+                )
+            );
+            $this->assertSame(
+                'example.com',
+                $lookups['B']->getAnswers()->getQuestion()->getName(),
+                'Question name lookup should example.com'
+            );
+            $this->assertSame(
+                IN::NAME,
+                $lookups['B']->getAnswers()->getQuestion()->getClass()->getName(),
+                sprintf(
+                    'Question class name lookup should %s',
+                    IN::NAME
+                )
+            );
+        } else {
+            $this->assertInstanceOf(
+                Exception::class,
+                $lookups['B'],
+                sprintf(
+                    '%1$s->lookups()[\'B\'] exception result should instanceof %2$s',
+                    $resolver::class,
+                    Exception::class
+                )
+            );
+        }
+    }
+}