MAGETWO-36484: Unit test code coverage in MLS10

Author: Maksym Savich

app/code/Magento/Config/Test/Unit/Block/System/Config/Form/Field/RegexceptionsTest.php

@@ -0,0 +1,132 @@
+<?php
+/**
+ * Copyright © 2015 Magento. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+/**
+ * Tests for \Magento\Framework\Data\Form\Field\Regexceptions
+ */
+namespace Magento\Config\Test\Unit\Block\System\Config\Form\Field;
+
+class RegexceptionsTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @var array
+     */
+    protected $cellParameters;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $labelFactoryMock;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $labelMock;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $elementFactoryMock;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject
+     */
+    protected $elementMock;
+
+    /**
+     * @var \Magento\Config\Block\System\Config\Form\Field\Regexceptions
+     */
+    protected $object;
+
+    protected function setUp()
+    {
+        $this->cellParameters = [
+            'label' => 'testLabel',
+            'size'  => 'testSize',
+            'style' => 'testStyle',
+            'class' => 'testClass',
+        ];
+
+        $helper = new \Magento\Framework\TestFramework\Unit\Helper\ObjectManager($this);
+
+        $this->labelFactoryMock = $this->getMock('Magento\Framework\View\Design\Theme\LabelFactory', [], [], '', false);
+        $this->labelMock        = $this->getMock('Magento\Framework\View\Design\Theme\Label', [], [], '', false);
+
+        $this->elementFactoryMock = $this->getMock('Magento\Framework\Data\Form\Element\Factory', [], [], '', false);
+        $this->elementMock        = $this->getMock(
+            'Magento\Framework\Data\Form\Element\AbstractElement',
+            ['setForm', 'setName', 'setHtmlId', 'setValues', 'getName', 'getHtmlId', 'getValues', 'getElementHtml'],
+            [],
+            '',
+            false
+        );
+        $data = [
+            'elementFactory' => $this->elementFactoryMock,
+            'labelFactory'   => $this->labelFactoryMock,
+            'data'           => [
+                'element' => $this->elementMock
+            ],
+        ];
+        $this->object = $helper->getObject('Magento\Config\Block\System\Config\Form\Field\Regexceptions', $data);
+    }
+
+    public function testRenderCellTemplateValueColumn()
+    {
+        $columnName     = 'value';
+        $expectedResult = 'testValueElementHtml';
+
+        $this->elementFactoryMock->expects($this->once())->method('create')->willReturn($this->elementMock);
+        $this->elementMock->expects($this->once())->method('setForm')->willReturn($this->elementMock);
+        $this->elementMock->expects($this->once())->method('setName')->willReturn($this->elementMock);
+        $this->elementMock->expects($this->once())->method('setHtmlId')->willReturn($this->elementMock);
+        $this->elementMock->expects($this->once())->method('setValues')->willReturn($this->elementMock);
+        $this->elementMock->expects($this->once())->method('getElementHtml')->willReturn($expectedResult);
+
+        $this->labelFactoryMock->expects($this->once())->method('create')->willReturn($this->labelMock);
+        $this->labelMock->expects($this->once())->method('getLabelsCollection')->willReturn([]);
+
+        $this->object->addColumn(
+            $columnName,
+            $this->cellParameters
+        );
+
+        $this->assertEquals(
+            $expectedResult,
+            $this->object->renderCellTemplate($columnName)
+        );
+    }
+
+    public function testRenderCellTemplateOtherColumn()
+    {
+        $columnName     = 'testCellName';
+        $expectedResult = '<input type="text" id="<%- _id %>_testCellName" name="[<%- _id %>][testCellName]"' .
+            ' value="<%- testCellName %>" size="testSize" class="testClass" style="testStyle"/>';
+
+        $this->object->addColumn(
+            $columnName,
+            $this->cellParameters
+        );
+
+        $this->assertEquals(
+            $expectedResult,
+            $this->object->renderCellTemplate($columnName)
+        );
+    }
+
+    public function testRenderCellTemplateWrongColumnName()
+    {
+        $columnName     = 'testCellName';
+
+        $this->object->addColumn(
+            $columnName . 'Wrong',
+            $this->cellParameters
+        );
+
+        $this->setExpectedException('\Exception', 'Wrong column name specified.');
+
+        $this->object->renderCellTemplate($columnName);
+    }
+}