diff --git a/.travis.yml b/.travis.yml
index 7953c05..a8fee55 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -39,9 +39,3 @@ script:
 after_success:
     - if [[ "$COVERAGE" = true ]]; then wget https://scrutinizer-ci.com/ocular.phar; fi
     - if [[ "$COVERAGE" = true ]]; then php ocular.phar code-coverage:upload --format=php-clover build/coverage.xml; fi
-
-
-notifications:
-  slack:
-    rooms:
-      secure: Xa/LYWGRDOt1Gjw10YTgYmVriSt/MSDOuzqoqQ8OWekJp05C2oRTor8dztEATTM4HQSLrwTa8CTnkFyD8+Z4fbnuvQ0dJ4j5CJYs5AjyirEWwblqS0PIATEEGKffDocsMh4VyMEPSwWXZY319bvG79mUq0E57VmT3y2ROMUuuec=
diff --git a/tests/Api/TestCase.php b/tests/Api/TestCase.php
index b78182f..639211c 100644
--- a/tests/Api/TestCase.php
+++ b/tests/Api/TestCase.php
@@ -21,27 +21,6 @@ use Psr\Http\Message\ResponseInterface;
  */
 abstract class TestCase extends \PHPUnit_Framework_TestCase
 {
-    /**
-     * Private Mailgun API key.
-     *
-     * @var string
-     */
-    protected $apiPrivKey;
-
-    /**
-     * Public Mailgun API key.
-     *
-     * @var string
-     */
-    protected $apiPubKey;
-
-    /**
-     * Domain used for API testing.
-     *
-     * @var string
-     */
-    protected $testDomain;
-
     private $requestMethod;
 
     private $requestUri;
@@ -58,9 +37,6 @@ abstract class TestCase extends \PHPUnit_Framework_TestCase
 
     protected function setUp()
     {
-        $this->apiPrivKey = getenv('MAILGUN_PRIV_KEY');
-        $this->apiPubKey = getenv('MAILGUN_PUB_KEY');
-        $this->testDomain = getenv('MAILGUN_DOMAIN');
         $this->reset();
     }
 
@@ -192,11 +168,6 @@ abstract class TestCase extends \PHPUnit_Framework_TestCase
         return true;
     }
 
-    protected function getMailgunClient()
-    {
-        return Mailgun::create($this->apiPrivKey);
-    }
-
     protected function reset()
     {
         $this->httpResponse = null;
diff --git a/tests/Integration/DomainApiTest.php b/tests/Integration/DomainApiTest.php
deleted file mode 100644
index e55e991..0000000
--- a/tests/Integration/DomainApiTest.php
+++ /dev/null
@@ -1,379 +0,0 @@
-<?php
-
-/*
- * Copyright (C) 2013 Mailgun
- *
- * This software may be modified and distributed under the terms
- * of the MIT license. See the LICENSE file for details.
- */
-
-namespace Mailgun\Tests\Integration;
-
-use Mailgun\Api\Domain;
-use Mailgun\Model\Domain\CreateCredentialResponse;
-use Mailgun\Model\Domain\DeleteCredentialResponse;
-use Mailgun\Model\Domain\DeleteResponse;
-use Mailgun\Model\Domain\Domain as DomainObject;
-use Mailgun\Model\Domain\CredentialResponseItem;
-use Mailgun\Model\Domain\CredentialResponse;
-use Mailgun\Model\Domain\ConnectionResponse;
-use Mailgun\Model\Domain\UpdateConnectionResponse;
-use Mailgun\Model\Domain\UpdateCredentialResponse;
-use Mailgun\Model\Domain\VerifyResponse;
-use Mailgun\Tests\Api\TestCase;
-
-/**
- * @author Sean Johnson <sean@mailgun.com>
- */
-class DomainApiTest extends TestCase
-{
-    private static $domainName;
-
-    protected function getApiClass()
-    {
-        return 'Mailgun\Api\Domain';
-    }
-
-    public static function setUpBeforeClass()
-    {
-        parent::setUpBeforeClass();
-        self::$domainName = 'example.'.uniqid().'notareal.tld';
-    }
-
-    /**
-     * Performs `GET /v3/domains` and ensures $this->testDomain exists
-     * in the returned list.
-     */
-    public function testIndex()
-    {
-        $mg = $this->getMailgunClient();
-
-        $domainList = $mg->domains()->index();
-        $found = false;
-        foreach ($domainList->getDomains() as $domain) {
-            if ($domain->getName() === $this->testDomain) {
-                $found = true;
-            }
-        }
-
-        $this->assertContainsOnlyInstancesOf(DomainObject::class, $domainList->getDomains());
-        $this->assertTrue($found);
-    }
-
-    /**
-     * Performs `GET /v3/domains/<domain>` and ensures $this->testDomain
-     * is properly returned.
-     */
-    public function testDomainGet()
-    {
-        $mg = $this->getMailgunClient();
-
-        $domain = $mg->domains()->show($this->testDomain);
-        $this->assertNotNull($domain);
-        $this->assertNotNull($domain->getDomain());
-        $this->assertNotNull($domain->getInboundDNSRecords());
-        $this->assertNotNull($domain->getOutboundDNSRecords());
-        $this->assertEquals($domain->getDomain()->getState(), 'active');
-    }
-
-    /**
-     * Performs `PUT /v3/domains/<domain>/verify` for verify domain.
-     */
-    public function testDomainVerify()
-    {
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->verify($this->testDomain);
-
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(VerifyResponse::class, $ret);
-        $this->assertEquals('Domain DNS records have been updated', $ret->getMessage());
-    }
-
-    /**
-     * Performs `DELETE /v3/domains/<domain>` on a non-existent domain.
-     *
-     * @expectedException \Mailgun\Exception\HttpClientException
-     * @expectedExceptionCode 404
-     */
-    public function testRemoveDomainNoExist()
-    {
-        $mg = $this->getMailgunClient();
-
-        $mg->domains()->delete('example.notareal.tld');
-    }
-
-    /**
-     * Performs `POST /v3/domains` to attempt to create a domain with valid
-     * values.
-     */
-    public function testDomainCreate()
-    {
-        $mg = $this->getMailgunClient();
-
-        $domain = $mg->domains()->create(
-            self::$domainName,     // domain name
-            'exampleOrgSmtpPassword12', // smtp password
-            'tag',                      // default spam action
-            false                       // wildcard domain?
-        );
-        $this->assertNotNull($domain);
-        $this->assertNotNull($domain->getDomain());
-        $this->assertNotNull($domain->getInboundDNSRecords());
-        $this->assertNotNull($domain->getOutboundDNSRecords());
-    }
-
-    /**
-     * Performs `POST /v3/domains` to attempt to create a domain with duplicate
-     * values.
-     *
-     * @expectedException \Mailgun\Exception\HttpClientException
-     * @expectedExceptionCode 400
-     */
-    public function testDomainCreateDuplicateValues()
-    {
-        $mg = $this->getMailgunClient();
-
-        $mg->domains()->create(
-            self::$domainName,     // domain name
-            'exampleOrgSmtpPassword12', // smtp password
-            'tag',                      // default spam action
-            false                       // wildcard domain?
-        );
-    }
-
-    /**
-     * Performs `DELETE /v3/domains/<domain>` to remove a domain from the account.
-     */
-    public function testRemoveDomain()
-    {
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->delete(self::$domainName);
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(DeleteResponse::class, $ret);
-        $this->assertEquals('Domain has been deleted', $ret->getMessage());
-    }
-
-    /**
-     * Performs `POST /v3/domains/<domain>/credentials` to add a credential pair
-     * to the domain.
-     */
-    public function testCreateCredential()
-    {
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->createCredential(
-            $this->testDomain,
-            'user-test@'.$this->testDomain,
-            'Password.01!'
-        );
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(CreateCredentialResponse::class, $ret);
-        $this->assertEquals('Created 1 credentials pair(s)', $ret->getMessage());
-    }
-
-    /**
-     * Performs `POST /v3/domains/<domain>/credentials` to attempt to add an invalid
-     * credential pair.
-     *
-     * @expectedException \Mailgun\Exception\InvalidArgumentException
-     */
-    public function testCreateCredentialBadPasswordLong()
-    {
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->createCredential(
-            $this->testDomain,
-            'user-test',
-            'ExtremelyLongPasswordThatCertainlyWillNotBeAccepted'
-        );
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(CreateCredentialResponse::class, $ret);
-    }
-
-    /**
-     * Performs `POST /v3/domains/<domain>/credentials` to attempt to add an invalid
-     * credential pair.
-     *
-     * @expectedException \Mailgun\Exception\InvalidArgumentException
-     */
-    public function testCreateCredentialBadPasswordShort()
-    {
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->createCredential(
-            $this->testDomain,
-            'user-test',
-            'no'
-        );
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(CreateCredentialResponse::class, $ret);
-    }
-
-    /**
-     * Performs `GET /v3/domains/<domain>/credentials` to get a list of active credentials.
-     */
-    public function testListCredentials()
-    {
-        $mg = $this->getMailgunClient();
-
-        $found = false;
-
-        $ret = $mg->domains()->credentials($this->testDomain);
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(CredentialResponse::class, $ret);
-        $this->assertContainsOnlyInstancesOf(CredentialResponseItem::class, $ret->getCredentials());
-
-        foreach ($ret->getCredentials() as $cred) {
-            if ($cred->getLogin() === 'user-test@'.$this->testDomain) {
-                $found = true;
-            }
-        }
-
-        $this->assertTrue($found);
-    }
-
-    /**
-     * Performs `GET /v3/domains/<domain>/credentials` on a non-existent domain.
-     *
-     * @expectedException \Mailgun\Exception\HttpClientException
-     * @expectedExceptionCode 404
-     */
-    public function testListCredentialsBadDomain()
-    {
-        $mg = $this->getMailgunClient();
-
-        $mg->domains()->credentials('mailgun.org');
-    }
-
-    /**
-     * Performs `PUT /v3/domains/<domain>/credentials/<login>` to update a credential's
-     * password.
-     */
-    public function testUpdateCredential()
-    {
-        $login = 'user-test@'.$this->testDomain;
-
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->updateCredential(
-            $this->testDomain,
-            $login,
-            'Password..02!'
-        );
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(UpdateCredentialResponse::class, $ret);
-        $this->assertEquals('Password changed', $ret->getMessage());
-    }
-
-    /**
-     * Performs `PUT /v3/domains/<domain>/credentials/<login>` with a bad password.
-     *
-     * @expectedException \Mailgun\Exception\InvalidArgumentException
-     */
-    public function testUpdateCredentialBadPasswordLong()
-    {
-        $login = 'user-test@'.$this->testDomain;
-
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->updateCredential(
-            $this->testDomain,
-            $login,
-            'ThisIsAnExtremelyLongPasswordThatSurelyWontBeAccepted'
-        );
-        $this->assertNotNull($ret);
-    }
-
-    /**
-     * Performs `PUT /v3/domains/<domain>/credentials/<login>` with a bad password.
-     *
-     * @expectedException \Mailgun\Exception\InvalidArgumentException
-     */
-    public function testUpdateCredentialBadPasswordShort()
-    {
-        $login = 'user-test@'.$this->testDomain;
-
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->updateCredential(
-            $this->testDomain,
-            $login,
-            'no'
-        );
-        $this->assertNotNull($ret);
-    }
-
-    /**
-     * Performs `DELETE /v3/domains/<domain>/credentials/<login>` to remove a credential
-     * pair from a domain.
-     */
-    public function testRemoveCredential()
-    {
-        $login = 'user-test@'.$this->testDomain;
-
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->deleteCredential(
-            $this->testDomain,
-            $login
-        );
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(DeleteCredentialResponse::class, $ret);
-        $this->assertEquals('Credentials have been deleted', $ret->getMessage());
-        $this->assertEquals($login, $ret->getSpec());
-    }
-
-    /**
-     * Performs `DELETE /v3/domains/<domain>/credentials/<login>` to remove an invalid
-     * credential pair from a domain.
-     *
-     * @expectedException \Mailgun\Exception\HttpClientException
-     * @expectedExceptionCode 404
-     */
-    public function testRemoveCredentialNoExist()
-    {
-        $login = 'user-noexist-test@'.$this->testDomain;
-
-        $mg = $this->getMailgunClient();
-
-        $mg->domains()->deleteCredential(
-            $this->testDomain,
-            $login
-        );
-    }
-
-    /**
-     * Performs `GET /v3/domains/<domain>/connection` to retrieve connection settings.
-     */
-    public function testGetDeliverySettings()
-    {
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->connection($this->testDomain);
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(ConnectionResponse::class, $ret);
-        $this->assertTrue(is_bool($ret->getSkipVerification()));
-        $this->assertTrue(is_bool($ret->getRequireTLS()));
-    }
-
-    /**
-     * Performs `PUT /v3/domains/<domain>/connection` to set connection settings.
-     */
-    public function testSetDeliverySettings()
-    {
-        $mg = $this->getMailgunClient();
-
-        $ret = $mg->domains()->updateConnection(
-            $this->testDomain,
-            true,
-            false
-        );
-        $this->assertNotNull($ret);
-        $this->assertInstanceOf(UpdateConnectionResponse::class, $ret);
-        $this->assertEquals('Domain connection settings have been updated, may take 10 minutes to fully propagate', $ret->getMessage());
-        $this->assertEquals(true, $ret->getRequireTLS());
-        $this->assertEquals(false, $ret->getSkipVerification());
-    }
-}
diff --git a/tests/Integration/RouteApiTest.php b/tests/Integration/RouteApiTest.php
deleted file mode 100644
index dbae45f..0000000
--- a/tests/Integration/RouteApiTest.php
+++ /dev/null
@@ -1,148 +0,0 @@
-<?php
-
-/*
- * Copyright (C) 2013 Mailgun
- *
- * This software may be modified and distributed under the terms
- * of the MIT license. See the LICENSE file for details.
- */
-
-namespace Mailgun\Tests\Integration;
-
-use Mailgun\Model\Route\Response\CreateResponse;
-use Mailgun\Model\Route\Response\IndexResponse;
-use Mailgun\Model\Route\Response\DeleteResponse;
-use Mailgun\Model\Route\Response\ShowResponse;
-use Mailgun\Model\Route\Response\UpdateResponse;
-use Mailgun\Model\Route\Action;
-use Mailgun\Model\Route\Route;
-use Mailgun\Tests\Api\TestCase;
-
-class RouteApiTest extends TestCase
-{
-    protected function getApiClass()
-    {
-        return 'Mailgun\Api\Route';
-    }
-
-    public function testRouteCreate()
-    {
-        $mg = $this->getMailgunClient();
-
-        $response = $mg->routes()->create(
-            'catch_all()',
-            ['forward("test@example.tld")', 'stop()'],
-            'test-route',
-            100
-        );
-
-        $this->assertInstanceOf(CreateResponse::class, $response);
-        $this->assertInstanceOf(Route::class, $response->getRoute());
-        $this->assertSame('catch_all()', $response->getRoute()->getFilter());
-        $this->assertCount(2, $response->getRoute()->getActions());
-
-        return $response->getRoute()->getId();
-    }
-
-    /**
-     * @expectedException \Mailgun\Exception\HttpClientException
-     * @expectedExceptionCode 400
-     */
-    public function testRouteCreateInvalidFilter()
-    {
-        $mg = $this->getMailgunClient();
-
-        $mg->routes()->create(
-            'invalid_function()',
-            ['stop()'],
-            ''
-        );
-    }
-
-    /**
-     * @depends testRouteCreate
-     */
-    public function testRouteShow($routeId)
-    {
-        $mg = $this->getMailgunClient();
-
-        $response = $mg->routes()->show($routeId);
-
-        $this->assertInstanceOf(ShowResponse::class, $response);
-        $this->assertInstanceOf(Route::class, $response->getRoute());
-        $this->assertSame('test-route', $response->getRoute()->getDescription());
-        $this->assertCount(2, $response->getRoute()->getActions());
-        $this->assertContainsOnlyInstancesOf(Action::class, $response->getRoute()->getActions());
-        $this->assertSame('forward("test@example.tld")', $response->getRoute()->getActions()[0]->getAction());
-
-        return $routeId;
-    }
-
-    /**
-     * @depends testRouteShow
-     */
-    public function testRouteUpdate($routeId)
-    {
-        $mg = $this->getMailgunClient();
-
-        $response = $mg->routes()->update(
-            $routeId,
-            'match_recipient("foo@bar.com")',
-            ['stop()'],
-            'test-route-updated',
-            200
-        );
-
-        $this->assertInstanceOf(UpdateResponse::class, $response);
-        $this->assertInstanceOf(Route::class, $response->getRoute());
-        $this->assertSame('test-route-updated', $response->getRoute()->getDescription());
-
-        return $routeId;
-    }
-
-    /**
-     * @depends testRouteUpdate
-     */
-    public function testRouteIndex($routeId)
-    {
-        $mg = $this->getMailgunClient();
-
-        $response = $mg->routes()->index();
-
-        $this->assertInstanceOf(IndexResponse::class, $response);
-        $this->assertContainsOnlyInstancesOf(Route::class, $response->getRoutes());
-        $foundTestRoute = false;
-        foreach ($response->getRoutes() as $route) {
-            if ($route->getId() === $routeId && 'test-route-updated' === $route->getDescription()) {
-                $foundTestRoute = true;
-            }
-        }
-        $this->assertTrue($foundTestRoute);
-
-        return $routeId;
-    }
-
-    /**
-     * @depends testRouteIndex
-     */
-    public function testRouteDelete($routeId)
-    {
-        $mg = $this->getMailgunClient();
-
-        $response = $mg->routes()->delete($routeId);
-
-        $this->assertInstanceOf(DeleteResponse::class, $response);
-        $this->assertSame('Route has been deleted', $response->getMessage());
-    }
-
-    /**
-     * @expectedException \Mailgun\Exception\HttpClientException
-     * @expectedExceptionCode 404
-     */
-    public function testRouteDeleteInvalid()
-    {
-        $mg = $this->getMailgunClient();
-
-        $mg->routes()->delete('000000000000000000000000');
-    }
-}