ReportProductSavedToNewRelicTest.php

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<?php
namespace Magento\NewRelicReporting\Test\Unit\Model\Observer;

use Magento\Framework\Event\Observer;
use Magento\NewRelicReporting\Model\Observer\ReportProductSavedToNewRelic;

class ReportProductSavedToNewRelicTest extends \PHPUnit\Framework\TestCase
{
    protected $model;

    protected $config;

    protected $newRelicWrapper;

    protected function setUp()
    {
        $this->config = $this->getMockBuilder(\Magento\NewRelicReporting\Model\Config::class)
            ->disableOriginalConstructor()
            ->setMethods(['isNewRelicEnabled'])
            ->getMock();
        $this->newRelicWrapper = $this->getMockBuilder(\Magento\NewRelicReporting\Model\NewRelicWrapper::class)
            ->disableOriginalConstructor()
            ->setMethods(['addCustomParameter'])
            ->getMock();

        $this->model = new ReportProductSavedToNewRelic(
            $this->config,
            $this->newRelicWrapper
        );
    }

    public function testReportProductSavedToNewRelicModuleDisabledFromConfig()
    {
        $eventObserver = $this->getMockBuilder(\Magento\Framework\Event\Observer::class)
            ->disableOriginalConstructor()
            ->getMock();
        $this->config->expects($this->once())
            ->method('isNewRelicEnabled')
            ->willReturn(false);

        $this->model->execute($eventObserver);
    }

    public function testReportProductSavedToNewRelic()
    {
        $eventObserver = $this->getMockBuilder(\Magento\Framework\Event\Observer::class)
            ->disableOriginalConstructor()
            ->getMock();
        $this->config->expects($this->once())
            ->method('isNewRelicEnabled')
            ->willReturn(true);
        $event = $this->getMockBuilder(\Magento\Framework\Event::class)
            ->setMethods(['getProduct'])
            ->disableOriginalConstructor()
            ->getMock();
        $eventObserver->expects($this->once())
            ->method('getEvent')
            ->willReturn($event);
        $product = $this->getMockBuilder(\Magento\Catalog\Model\Product::class)
            ->disableOriginalConstructor()
            ->getMock();
        $event->expects($this->once())
            ->method('getProduct')
            ->willReturn($product);
        $this->newRelicWrapper->expects($this->once())
            ->method('addCustomParameter')
            ->willReturn(true);

        $this->model->execute($eventObserver);
    }

    public function testReportProductUpdatedToNewRelic($isNewObject)
    {
        $eventObserver = $this->getMockBuilder(\Magento\Framework\Event\Observer::class)
            ->disableOriginalConstructor()
            ->getMock();
        $this->config->expects($this->once())
            ->method('isNewRelicEnabled')
            ->willReturn(true);
        $event = $this->getMockBuilder(\Magento\Framework\Event::class)
            ->setMethods(['getProduct'])
            ->disableOriginalConstructor()
            ->getMock();
        $eventObserver->expects($this->once())
            ->method('getEvent')
            ->willReturn($event);
        $product = $this->getMockBuilder(\Magento\Catalog\Model\Product::class)
            ->disableOriginalConstructor()
            ->getMock();
        $product->expects($this->any())
            ->method('isObjectNew')
            ->willReturn($isNewObject);
        $event->expects($this->once())
            ->method('getProduct')
            ->willReturn($product);
        $this->newRelicWrapper->expects($this->once())
            ->method('addCustomParameter')
            ->willReturn(true);

        $this->model->execute($eventObserver);
    }

    public function actionDataProvider()
    {
        return [[true], [false]];
    }
}