MAGETWO-37089: Unit test coverage

Author: sivaschenko

app/code/Magento/Sales/Test/Unit/Block/Adminhtml/Order/GridTest.php

@@ -11,11 +11,6 @@
  */
 class GridTest extends \PHPUnit_Framework_TestCase
 {
-    /**
-     * @var \PHPUnit_Framework_MockObject_MockObject
-     */
-    protected $componentFactory;
-
     /**
      * @var \Magento\Sales\Block\Adminhtml\Order\Grid
      */
@@ -33,9 +28,6 @@ class GridTest extends \PHPUnit_Framework_TestCase
 
     protected function setUp()
     {
-        $this->componentFactory = $this->getMockBuilder('Magento\Framework\View\Element\UiComponentFactory')
-            ->disableOriginalConstructor()
-            ->getMock();
         $this->requestMock = $this->getMockBuilder('Magento\Framework\App\RequestInterface')
             ->disableOriginalConstructor()
             ->setMethods(['has'])
@@ -47,7 +39,6 @@ protected function setUp()
             ->method('getRequest')
             ->willReturn($this->requestMock);
         $arguments = [
-            'componentFactory' => $this->componentFactory,
             'context' => $this->contextMock
         ];
         $helper = new \Magento\Framework\TestFramework\Unit\Helper\ObjectManager($this);
@@ -57,45 +48,9 @@ protected function setUp()
 
     public function testPrepareCollection()
     {
-        $contextMock = $this->getMockBuilder('Magento\Framework\View\Element\UiComponent\ContextInterface')
-            ->disableOriginalConstructor()
-            ->getMock();
         $collectionMock = $this->getMockBuilder('Magento\Sales\Model\Resource\Order\Grid\Collection')
             ->disableOriginalConstructor()
             ->getMock();
-        $providerName = 'Magento\Framework\View\Element\UiComponent\DataProvider\DataProvider';
-        $dataProviderMock = $this->getMockBuilder($providerName)
-            ->disableOriginalConstructor()
-            ->getMock();
-        $componentMock = $this->getMockBuilder('Magento\Framework\View\Element\UiComponentInterface')
-            ->disableOriginalConstructor()
-            ->getMock();
-        $childComponentMock = $this->getMockBuilder('Magento\Framework\View\Element\UiComponentInterface')
-            ->disableOriginalConstructor()
-            ->getMock();
-        $this->componentFactory->expects($this->once())
-            ->method('create')
-            ->with('sales_order_grid')
-            ->willReturn($componentMock);
-        $componentMock->expects($this->once())
-            ->method('getChildComponents')
-            ->willReturn([$childComponentMock]);
-        $childComponentMock->expects($this->once())
-            ->method('getChildComponents')
-            ->willReturn([]);
-        $childComponentMock->expects($this->once())
-            ->method('prepare');
-        $componentMock->expects($this->once())
-            ->method('render');
-        $componentMock->expects($this->once())
-            ->method('getContext')
-            ->willReturn($contextMock);
-        $contextMock->expects($this->once())
-            ->method('getDataProvider')
-            ->willReturn($dataProviderMock);
-        $dataProviderMock->expects($this->once())
-            ->method('getCollection')
-            ->willReturn($collectionMock);
         $this->requestMock->expects($this->any())
             ->method('has')
             ->withAnyParameters()
@@ -120,9 +75,7 @@ public function testPrepareCollection()
             ->willReturn($blockMock);
         $this->block->setData('id', 1);
         $this->block->setLayout($layoutMock);
-        $this->assertInstanceOf(
-            'Magento\Sales\Model\Resource\Order\Grid\Collection',
-            $this->block->getPreparedCollection()
-        );
+        $this->block->setCollection($collectionMock);
+        $this->assertEquals($collectionMock, $this->block->getPreparedCollection());
     }
 }