ENGCOM-6327: [Tax] Cover Tax CustomerData by Unit Test #25706

Author: VladimirZaets

app/code/Magento/Tax/Test/Unit/CustomerData/CheckoutTotalsJsLayoutDataProviderTest.php

@@ -0,0 +1,129 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Tax\Test\Unit\CustomerData;
+
+use PHPUnit\Framework\TestCase;
+use Magento\Tax\CustomerData\CheckoutTotalsJsLayoutDataProvider;
+use Magento\Framework\TestFramework\Unit\Helper\ObjectManager as ObjectManagerHelper;
+use Magento\Tax\Model\Config as TaxConfig;
+
+/**
+ * Test class to cover CheckoutTotalsJsLayoutDataProvider
+ *
+ * Class \Magento\Tax\Test\Unit\CustomerData\CheckoutTotalsJsLayoutDataProviderTest
+ */
+class CheckoutTotalsJsLayoutDataProviderTest extends TestCase
+{
+    /**
+     * @var CheckoutTotalsJsLayoutDataProvider
+     */
+    private $dataProvider;
+
+    /**
+     * @var TaxConfig|PHPUnit_Framework_MockObject_MockObject
+     */
+    private $taxConfigMock;
+
+    /**
+     * Setup environment for test
+     */
+    protected function setUp()
+    {
+        $this->taxConfigMock = $this->createMock(TaxConfig::class);
+        $objectManager = new ObjectManagerHelper($this);
+
+        $this->dataProvider = $objectManager->getObject(
+            CheckoutTotalsJsLayoutDataProvider::class,
+            [
+                'taxConfig' => $this->taxConfigMock
+            ]
+        );
+    }
+
+    /**
+     * Test getData() with dataset getDataDataProvider
+     *
+     * @param int $displayCartSubtotalInclTax
+     * @param int $displayCartSubtotalExclTax
+     * @param array $expected
+     * @return void
+     * @dataProvider getDataDataProvider
+     */
+    public function testGetData($displayCartSubtotalInclTax, $displayCartSubtotalExclTax, $expected)
+    {
+        $this->taxConfigMock->expects($this->any())->method('displayCartSubtotalInclTax')
+            ->willReturn($displayCartSubtotalInclTax);
+        $this->taxConfigMock->expects($this->any())->method('displayCartSubtotalExclTax')
+            ->willReturn($displayCartSubtotalExclTax);
+
+        $this->assertEquals($expected, $this->dataProvider->getData());
+    }
+
+    /**
+     * Dataset for test getData()
+     *
+     * @return array
+     */
+    public function getDataDataProvider()
+    {
+        return [
+            'Test with settings display cart incl and excl is Yes' => [
+                '1' ,
+                '1',
+                [
+                    'components' => [
+                        'minicart_content' => [
+                            'children' => [
+                                'subtotal.container' => [
+                                    'children' => [
+                                        'subtotal' => [
+                                            'children' => [
+                                                'subtotal.totals' => [
+                                                    'config' => [
+                                                        'display_cart_subtotal_incl_tax' => 1,
+                                                        'display_cart_subtotal_excl_tax' => 1
+                                                    ]
+                                                ],
+                                            ],
+                                        ],
+                                    ],
+                                ],
+                            ],
+                        ],
+                    ]
+                ]
+            ],
+            'Test with settings display cart incl and excl is No' => [
+                '0' ,
+                '0',
+                [
+                    'components' => [
+                        'minicart_content' => [
+                            'children' => [
+                                'subtotal.container' => [
+                                    'children' => [
+                                        'subtotal' => [
+                                            'children' => [
+                                                'subtotal.totals' => [
+                                                    'config' => [
+                                                        'display_cart_subtotal_incl_tax' => 0,
+                                                        'display_cart_subtotal_excl_tax' => 0
+                                                    ]
+                                                ],
+                                            ],
+                                        ],
+                                    ],
+                                ],
+                            ],
+                        ],
+                    ]
+                ]
+            ]
+        ];
+    }
+}