Fixing failing tests

Author: Loxzibit

app/code/Magento/Checkout/Controller/Cart/Add.php

@@ -153,7 +153,10 @@ public function execute()
 
             return $this->goBack($url);
         } catch (\Exception $e) {
-            $this->messageManager->addExceptionMessage($e, __('We can\'t add this item to your shopping cart right now.'));
+            $this->messageManager->addExceptionMessage(
+                $e,
+                __('We can\'t add this item to your shopping cart right now.')
+            );
             $this->_objectManager->get(\Psr\Log\LoggerInterface::class)->critical($e);
             return $this->goBack();
         }

app/code/Magento/Checkout/Controller/Cart/Configure.php

@@ -64,7 +64,9 @@ public function execute()
 
         try {
             if (!$quoteItem || $productId != $quoteItem->getProduct()->getId()) {
-                $this->messageManager->addErrorMessage(__("The quote item isn't found. Verify the item and try again."));
+                $this->messageManager->addErrorMessage(
+                    __("The quote item isn't found. Verify the item and try again.")
+                );
                 return $this->resultFactory->create(ResultFactory::TYPE_REDIRECT)->setPath('checkout/cart');
             }
 

app/code/Magento/Checkout/Test/Unit/Controller/Cart/ConfigureTest.php

@@ -198,7 +198,7 @@ public function testRedirectWithWrongProductId()
         $quoteItemMock->expects($this->once())->method('getProduct')->willReturn($productMock);
         $productMock->expects($this->once())->method('getId')->willReturn($productIdInQuota);
         $this->messageManagerMock->expects($this->once())
-            ->method('addError')
+            ->method('addErrorMessage')
             ->willReturn('');
         $this->resultRedirectMock->expects($this->once())
             ->method('setPath')

dev/tests/integration/testsuite/Magento/Checkout/Controller/Cart/Index/CouponPostTest.php

@@ -32,7 +32,7 @@ public function testExecute()
         );
 
         $this->assertSessionMessages(
-            $this->equalTo(['The coupon code "test" is not valid.']),
+            $this->equalTo(['The coupon code "test" is not valid.']),
             \Magento\Framework\Message\MessageInterface::TYPE_ERROR
         );
     }

dev/tests/integration/testsuite/Magento/ConfigurableProduct/Controller/CartTest.php

@@ -91,7 +91,7 @@ public function testExecuteForConfigurableLastOption()
         );
 
         $this->assertSessionMessages(
-            $this->equalTo(['The coupon code "test" is not valid.']),
+            $this->equalTo(['The coupon code "test" is not valid.']),
             \Magento\Framework\Message\MessageInterface::TYPE_ERROR
         );
     }