MAGETWO-32296: Wee models and tables cleaning

- unit test added

Author: Stanislav Idolov

dev/tests/unit/testsuite/Magento/Weee/Model/Resource/Attribute/Backend/Weee/TaxTest.php

@@ -0,0 +1,62 @@
+<?php
+/**
+ * @copyright Copyright (c) 2014 X.commerce, Inc. (http://www.magentocommerce.com)
+ */
+namespace Magento\Weee\Model\Resource\Attribute\Backend\Weee;
+
+class TaxTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @var \Magento\Weee\Model\Resource\Attribute\Backend\Weee\Tax
+     */
+    protected $model;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $resourceMock;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $storeManagerMock;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $adapterMock;
+
+    protected function setUp()
+    {
+        $this->storeManagerMock = $this->getMock('\Magento\Store\Model\StoreManagerInterface');
+        $this->adapterMock = $this->getMock('\Magento\Framework\DB\Adapter\AdapterInterface');
+
+        $this->resourceMock = $this->getMock('\Magento\Framework\App\Resource', [], [], '', false);
+        $this->resourceMock->expects($this->once())
+            ->method('getConnection')
+            ->with('core_write')
+            ->willReturn($this->adapterMock);
+
+        $this->resourceMock->expects($this->once())
+            ->method('getTableName')
+            ->willReturn('table_name');
+
+        $this->model = new \Magento\Weee\Model\Resource\Attribute\Backend\Weee\Tax(
+            $this->resourceMock,
+            $this->storeManagerMock
+        );
+    }
+
+    public function testInsertProductData()
+    {
+        $productId = 100;
+        $productMock = $this->getMock('\Magento\Catalog\Model\Product', ['getId'], [], '', false);
+        $productMock->expects($this->once())->method('getId')->willReturn($productId);
+
+        $this->adapterMock->expects($this->once())
+            ->method('insert')
+            ->with('table_name', ['entity_id' => $productId]);
+
+        $this->assertEquals($this->model, $this->model->insertProductData($productMock, []));
+    }
+}