Added the Decorator helper unit test.

Test/Case/View/Helper/DecoratorHelperTest.php

@@ -0,0 +1,62 @@
+<?php
+
+App::uses("DecoratorHelper", "Decorator.View/Helper");
+App::uses("Controller", "Controller");
+require_once(App::pluginPath("Decorator") . "View" . DS . "Decorator" . DS . "Decorator.php");
+
+class DecoratorHelperTestDecorator extends Decorator {
+}
+
+class DecoratorHelperTestController extends Controller {
+}
+
+class DecoratorHelperTest extends CakeTestCase {
+
+	public $Decorator;
+
+	public $View;
+
+	public $data = array("DecoratorHelperTest" => array(
+		"id" => 5,
+		"content" => "Some content"
+	));
+
+	public function setUp() {
+		parent::setUp();
+		$this->View = $this->getMock('View', array('addScript'), array(new DecoratorHelperTestController()));
+		$this->Decorator = new DecoratorHelper($this->View);
+	}
+
+	public function tearDown() {
+		parent::tearDown();
+	}
+
+	public function testCreateReturnsBaseDecoratorIfClassNotFound() {
+		$d = $this->Decorator->create("NoExist", array());
+		$this->assertEquals("Decorator", get_class($d));
+	}
+
+	public function testCreateReturnsDecoratorClassIfExists() {
+		$d = $this->Decorator->create("DecoratorHelperTest", $this->data);
+		$this->assertEquals("DecoratorHelperTestDecorator", get_class($d));
+		$this->assertEquals(5, $d->id());
+	}
+
+	public function testBuildReturnsListOfTheSameSizeFromInvalidName() {
+		$data = array($this->data, $this->data);
+		$d = $this->Decorator->build("NoExist", $data);
+		$this->assertEquals(2, count($d));
+		$this->assertEquals("Decorator", get_class($d[0]));
+		$this->assertEmpty($d[0]->model);
+		$this->assertEquals(5, $d[0]->DecoratorHelperTest->id());
+	}
+
+	public function testBuildReturnsListOfTheSameSizeValidName() {
+		$data = array($this->data, $this->data, $this->data);
+		$d = $this->Decorator->build("DecoratorHelperTest", $data);
+		$this->assertEquals(3, count($d));
+		$this->assertEquals("DecoratorHelperTestDecorator", get_class($d[0]));
+		$this->assertEquals("Some content", $d[2]->content());
+	}
+
+}