From 07a910ede989af178d98c92aff7080bc027a06ce Mon Sep 17 00:00:00 2001
From: David Rothstein <drothstein@gmail.com>
Date: Mon, 5 May 2014 17:10:24 -0400
Subject: Issue #2021933 by Crell, David_Rothstein, joachim, lz1irq: Catch
 exceptions from queue workers.

---
 modules/system/system.test                  | 38 +++++++++++++++++++++++++++++
 modules/system/tests/cron_queue_test.info   |  6 +++++
 modules/system/tests/cron_queue_test.module | 15 ++++++++++++
 3 files changed, 59 insertions(+)
 create mode 100644 modules/system/tests/cron_queue_test.info
 create mode 100644 modules/system/tests/cron_queue_test.module

(limited to 'modules/system')

diff --git a/modules/system/system.test b/modules/system/system.test
index f4fb047d1..cae5cc789 100644
--- a/modules/system/system.test
+++ b/modules/system/system.test
@@ -867,6 +867,44 @@ class CronRunTestCase extends DrupalWebTestCase {
   }
 }
 
+/**
+ * Test execution of the cron queue.
+ */
+class CronQueueTestCase extends DrupalWebTestCase {
+  /**
+   * Implement getInfo().
+   */
+  public static function getInfo() {
+    return array(
+      'name' => 'Cron queue functionality',
+      'description' => 'Tests the cron queue runner.',
+      'group' => 'System'
+    );
+  }
+
+  function setUp() {
+    parent::setUp(array('common_test', 'common_test_cron_helper'));
+  }
+
+  /**
+   * Tests that exceptions thrown by workers are handled properly.
+   */
+  function testExceptions() {
+    $queue = DrupalQueue::get('cron_queue_test_exception');
+
+    // Enqueue an item for processing.
+    $queue->createItem(array($this->randomName() => $this->randomName()));
+
+    // Run cron; the worker for this queue should throw an exception and handle
+    // it.
+    $this->cronRun();
+
+    // The item should be left in the queue.
+    $this->assertEqual($queue->numberOfItems(), 1, 'Failing item still in the queue after throwing an exception.');
+  }
+
+}
+
 class AdminMetaTagTestCase extends DrupalWebTestCase {
   /**
    * Implement getInfo().
diff --git a/modules/system/tests/cron_queue_test.info b/modules/system/tests/cron_queue_test.info
new file mode 100644
index 000000000..718cb10d3
--- /dev/null
+++ b/modules/system/tests/cron_queue_test.info
@@ -0,0 +1,6 @@
+name = Cron Queue test
+description = 'Support module for the cron queue runner.'
+package = Testing
+version = VERSION
+core = 7.x
+hidden = TRUE
diff --git a/modules/system/tests/cron_queue_test.module b/modules/system/tests/cron_queue_test.module
new file mode 100644
index 000000000..e95c6b6af
--- /dev/null
+++ b/modules/system/tests/cron_queue_test.module
@@ -0,0 +1,15 @@
+<?php
+
+/**
+ * Implements hook_cron_queue_info().
+ */
+function cron_queue_test_cron_queue_info() {
+  $queues['cron_queue_test_exception'] = array(
+    'worker callback' => 'cron_queue_test_exception',
+  );
+  return $queues;
+}
+
+function cron_queue_test_exception($item) {
+  throw new Exception('That is not supposed to happen.');
+}
-- 
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