diff --git a/app/code/Magento/AsynchronousOperations/Test/Unit/Model/OperationStatusValidatorTest.php b/app/code/Magento/AsynchronousOperations/Test/Unit/Model/OperationStatusValidatorTest.php
new file mode 100644
index 0000000000000..2209564d03aee
--- /dev/null
+++ b/app/code/Magento/AsynchronousOperations/Test/Unit/Model/OperationStatusValidatorTest.php
@@ -0,0 +1,155 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+namespace Magento\AsynchronousOperations\Test\Unit\Model;
+
+use Magento\AsynchronousOperations\Model\OperationStatusValidator;
+use Magento\AsynchronousOperations\Model\Operation;
+use Magento\AsynchronousOperations\Model\OperationStatusPool;
+use Magento\Framework\TestFramework\Unit\Helper\ObjectManager;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Class OperationStatusValidatorTest
+ */
+class OperationStatusValidatorTest extends TestCase
+{
+    /**
+     * @var OperationStatusPool
+     */
+    private $operationStatusPool;
+
+    /**
+     * @var OperationStatusValidator
+     */
+    private $operationStatusValidator;
+
+    /**
+     * @var Operation
+     */
+    private $operation;
+
+    protected function setUp()
+    {
+        $this->operationStatusPool = $this->getMockBuilder(OperationStatusPool::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $objectManager = new ObjectManager($this);
+
+        $this->operationStatusValidator = $objectManager->getObject(
+            OperationStatusValidator::class,
+            [
+                'operationStatusPool' => $this->operationStatusPool
+            ]
+        );
+
+        $this->operation = $objectManager->getObject(
+            Operation::class,
+            [
+                'operationStatusValidator' => $this->operationStatusValidator
+            ]
+        );
+    }
+
+    /**
+     * @param string $status
+     * @param array $statusPool
+     * @param string $expectedResult
+     * @dataProvider dataProviderForTestSetStatus
+     */
+    public function testSetStatus (
+        string $status,
+        array $statusPool,
+        string $expectedResult
+    ) {
+        $this->operationStatusPool
+            ->expects($this->any())
+            ->method('getStatuses')
+            ->willReturn($statusPool);
+
+        try {
+            $this->operation->setStatus($status);
+            $this->assertEquals($expectedResult, $this->operation->getStatus());
+        } catch (\Exception $exception) {
+            $this->assertEquals($expectedResult, $exception->getMessage());
+        }
+    }
+
+    /**
+     * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
+     */
+    public function dataProviderForTestSetStatus()
+    {
+        return [
+            [
+                'status' => 0,
+                'statusPool' => [
+                    'complete' => 1,
+                    'retriablyFailed' => 2,
+                    'notRetriablyFailed' => 3,
+                    'open' => 4,
+                    'rejected' => 5
+                ],
+                'expectedResult' => 'Invalid Operation Status.'
+            ],
+            [
+                'status' => 1,
+                'statusPool' => [
+                    'complete' => 1,
+                    'retriablyFailed' => 2,
+                    'notRetriablyFailed' => 3,
+                    'open' => 4,
+                    'rejected' => 5
+                ],
+                'expectedResult' => 1
+            ],
+            [
+                'status' => 2,
+                'statusPool' => [
+                    'complete' => 1,
+                    'retriablyFailed' => 2,
+                    'notRetriablyFailed' => 3,
+                    'open' => 4,
+                    'rejected' => 5
+                ],
+                'expectedResult' => 2
+            ],
+            [
+                'status' => 3,
+                'statusPool' => [
+                    'complete' => 1,
+                    'retriablyFailed' => 2,
+                    'notRetriablyFailed' => 3,
+                    'open' => 4,
+                    'rejected' => 5
+                ],
+                'expectedResult' => 3
+            ],
+            [
+                'status' => 4,
+                'statusPool' => [
+                    'complete' => 1,
+                    'retriablyFailed' => 2,
+                    'notRetriablyFailed' => 3,
+                    'open' => 4,
+                    'rejected' => 5
+                ],
+                'expectedResult' => 4
+            ],
+            [
+                'status' => 5,
+                'statusPool' => [
+                    'complete' => 1,
+                    'retriablyFailed' => 2,
+                    'notRetriablyFailed' => 3,
+                    'open' => 4,
+                    'rejected' => 5
+                ],
+                'expectedResult' => 5
+            ]
+        ];
+    }
+}