Added a new automatic action to set due date

tests/units/Action/TaskAssignDueDateOnCreationTest.php

@@ -0,0 +1,37 @@
+<?php
+
+use Kanboard\Action\TaskAssignDueDateOnCreation;
+use Kanboard\EventBuilder\TaskEventBuilder;
+use Kanboard\Model\ProjectModel;
+use Kanboard\Model\TaskCreationModel;
+use Kanboard\Model\TaskFinderModel;
+use Kanboard\Model\TaskModel;
+
+require_once __DIR__.'/../Base.php';
+
+class TaskAssignDueDateOnCreationTest extends Base
+{
+    public function testAction()
+    {
+        $projectModel = new ProjectModel($this->container);
+        $taskCreationModel = new TaskCreationModel($this->container);
+        $taskFinderModel = new TaskFinderModel($this->container);
+
+        $this->assertEquals(1, $projectModel->create(array('name' => 'test1')));
+        $this->assertEquals(1, $taskCreationModel->create(array('project_id' => 1, 'title' => 'test')));
+
+        $event = TaskEventBuilder::getInstance($this->container)
+            ->withTaskId(1)
+            ->buildEvent();
+
+        $action = new TaskAssignDueDateOnCreation($this->container);
+        $action->setProjectId(1);
+        $action->setParam('duration', 4);
+
+        $this->assertTrue($action->execute($event, TaskModel::EVENT_CREATE));
+
+        $task = $taskFinderModel->getById(1);
+        $this->assertNotEmpty($task);
+        $this->assertEquals(date('Y-m-d', strtotime('+4days')), date('Y-m-d', $task['date_due']));
+    }
+}

tests/units/Action/TaskUpdateStartDateTest.php

@@ -2,7 +2,6 @@
 
 require_once __DIR__.'/../Base.php';
 
-use Kanboard\Event\GenericEvent;
 use Kanboard\Event\TaskEvent;
 use Kanboard\Model\TaskCreationModel;
 use Kanboard\Model\TaskFinderModel;
@@ -12,7 +11,7 @@ use Kanboard\Action\TaskUpdateStartDate;
 
 class TaskUpdateStartDateTest extends Base
 {
-    public function testClose()
+    public function testAction()
     {
         $projectModel = new ProjectModel($this->container);
         $taskCreationModel = new TaskCreationModel($this->container);