add test module, translation & function for change title and init message

batch_test.php

@@ -0,0 +1,53 @@
+<?php
+/**
+ * Plugin Name: Batch operations TEST
+ * Description: DEV TEST
+ * Version: 0.1.0
+ * Author: Igor V Belousov
+ * Author URI: http://belousovv.ru/
+ */
+
+add_action( 'admin_menu', 'batch_operations_test_add_page' );
+
+function batch_operations_test_add_page() {
+  add_management_page( 'Batch operations TEST', 'Batch TEST', 'edit_posts', 'batch-operations-test', 'batch_operations_test_page_view' );
+}
+
+function batch_operations_test_page_view() {
+
+  $test = ( empty ($_REQUEST["test"] ) )? 0 : $_REQUEST["test"];
+
+  switch ($test) {
+    case 2:
+      $batch['operations'][]=array('test_batch_operation',array());
+      batch_operations_start($batch);
+      break;
+
+    case 3:
+      $batch['title']="Custom Title";
+      $batch['init_message']="Custom Init Message";
+      $batch['operations'][]=array('test_batch_operation',array());
+      batch_operations_start($batch);
+      break;
+
+    default:
+      break;
+  }
+
+  ?>
+  <div class="wrap">
+    <?php screen_icon(); ?>
+    <h2><?php echo get_admin_page_title() ?></h2>
+    <ol>
+      <li><a href="tools.php?page=batch-operations&id=0">$current_array is empty</a>
+      <li><a href="tools.php?page=batch-operations-test&test=2">Default <strong>title</strong> & <strong>init_message</strong></a>
+      <li><a href="tools.php?page=batch-operations-test&test=3">Set <strong>custom title</strong> & <strong>custom init_message</strong></a>
+    </ol>
+  </div>
+  <?php
+}
+
+function test_batch_operation(&$context) {
+  sleep(1);
+  $context['message'] = 'Yeap! Work!';
+}