ENGCOM-6283: Covering the AllowedQuantity by Unit Test #25582

Author: VladimirZaets

app/code/Magento/Wishlist/Test/Unit/ViewModel/AllowedQuantityTest.php

@@ -0,0 +1,139 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\Wishlist\Test\Unit\ViewModel;
+
+use Magento\Catalog\Model\Product;
+use Magento\Catalog\Model\Product\Configuration\Item\ItemInterface;
+use Magento\CatalogInventory\Model\StockRegistry;
+use Magento\Store\Model\Store;
+use Magento\Wishlist\ViewModel\AllowedQuantity;
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Class AllowedQuantityTest
+ */
+class AllowedQuantityTest extends TestCase
+{
+    /**
+     * @var AllowedQuantity
+     */
+    private $sut;
+
+    /**
+     * @var StockRegistry|MockObject
+     */
+    private $stockRegistryMock;
+
+    /**
+     * @var ItemInterface|MockObject
+     */
+    private $itemMock;
+
+    /**
+     * @var Product|MockObject
+     */
+    private $productMock;
+
+    /**
+     * @var Store|MockObject
+     */
+    private $storeMock;
+
+    /**
+     * Set Up
+     */
+    protected function setUp()
+    {
+        $this->stockRegistryMock = $this->createMock(StockRegistry::class);
+        $this->itemMock = $this->getMockForAbstractClass(
+            ItemInterface::class,
+            [],
+            '',
+            false,
+            true,
+            true,
+            ['getMinSaleQty', 'getMaxSaleQty']
+        );
+        $this->productMock = $this->getMockBuilder(Product::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+        $this->storeMock = $this->getMockBuilder(Store::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->sut = new AllowedQuantity(
+            $this->stockRegistryMock
+        );
+        $this->sut->setItem($this->itemMock);
+    }
+
+    /**
+     * Getting min and max qty test.
+     *
+     * @dataProvider saleQuantityDataProvider
+     *
+     * @param int $minSaleQty
+     * @param int $maxSaleQty
+     * @param array $expectedResult
+     */
+    public function testGettingMinMaxQty(int $minSaleQty, int $maxSaleQty, array $expectedResult)
+    {
+        $this->storeMock->expects($this->atLeastOnce())
+            ->method('getWebsiteId')
+            ->willReturn(1);
+        $this->productMock->expects($this->atLeastOnce())
+            ->method('getId')
+            ->willReturn(1);
+        $this->productMock->expects($this->atLeastOnce())
+            ->method('getStore')
+            ->willReturn($this->storeMock);
+        $this->itemMock->expects($this->any())
+            ->method('getProduct')
+            ->willReturn($this->productMock);
+        $this->itemMock->expects($this->any())
+            ->method('getMinSaleQty')
+            ->willReturn($minSaleQty);
+        $this->itemMock->expects($this->any())
+            ->method('getMaxSaleQty')
+            ->willReturn($maxSaleQty);
+        $this->stockRegistryMock->expects($this->any())
+            ->method('getStockItem')
+            ->will($this->returnValue($this->itemMock));
+
+        $result = $this->sut->getMinMaxQty();
+
+        $this->assertEquals($result, $expectedResult);
+    }
+
+    /**
+     * Sales quantity provider
+     *
+     * @return array
+     */
+    public function saleQuantityDataProvider(): array
+    {
+        return [
+            [
+                1,
+                10,
+                [
+                    'minAllowed' => 1,
+                    'maxAllowed' => 10
+                ]
+            ], [
+                1,
+                0,
+                [
+                    'minAllowed' => 1,
+                    'maxAllowed' => 99999999
+                ]
+            ]
+        ];
+    }
+}