test: PHP-144 - Async connection with no hosts available

Author: mikefero

tests/integration/Cassandra/BasicIntegrationTest.php

@@ -63,6 +63,12 @@ abstract class BasicIntegrationTest extends \PHPUnit_Framework_TestCase {
      * @var int
      */
     protected $replicationFactor = -1;
+    /**
+     * Established cluster configuration.
+     *
+     * @var \Cassandra\Cluster
+     */
+    protected $cluster;
     /**
      * Connected database session.
      *
@@ -116,6 +122,7 @@ protected function setUp() {
             $this->replicationFactor, $this->isClientAuthentication,
             $this->isSSL, $this->isUserDefinedAggregatesFunctions);
         $this->ccm = $this->integration->ccm;
+        $this->cluster = $this->integration->cluster;
         $this->session = $this->integration->session;
         $this->serverVersion = $this->integration->serverVersion;
 

tests/integration/Cassandra/SessionIntegrationTest.php

@@ -0,0 +1,54 @@
+<?php
+
+/**
+ * Copyright 2015-2017 DataStax, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+namespace Cassandra;
+
+/**
+ * Session integration tests
+ */
+class SessionIntegrationTest extends BasicIntegrationTest {
+
+    /**
+     * Ensure the driver does not crash connecting to a non-existent server
+     *
+     * This test will ensure that when attempting to connect to a non-existent
+     * server instance asynchronously, the driver will not crash.
+     *
+     * @jira_ticket PHP-144
+     * @test_category connection
+     * @since 1.3.0
+     * @excpected_result Driver will not connect and continue to function
+     */
+    public function testAsyncConnectionNoHost() {
+        // Stop the server instance (no hosts are required)
+        $this->ccm->stop();
+
+        // Create and close sessions asynchronously
+        $connect_future = $this->cluster->connectAsync();
+        try {
+            $connect_future->get();
+            $this->fail("Connection established");
+        } catch (Exception\RuntimeException $re) {
+            $this->assertTrue(true);
+        }
+
+        // Restart the server instance
+        $this->ccm->start();
+
+    }
+}