Fixed static tests failure (refactoring to avoid very long lines)

Author: Volodymyr Kublytskyi

app/code/Magento/Customer/Model/AccountManagement.php

@@ -531,17 +531,8 @@ public function initiatePasswordReset($email, $template, $websiteId = null)
                     $this->getEmailNotification()->passwordResetConfirmation($customer);
                     break;
                 default:
-                    throw new InputException(
-                        __(
-                            'Invalid value of "%value" provided for the %fieldName field. Possible values are %template1 or %template2.',
-                            [
-                                'value' => $template,
-                                'fieldName' => 'template',
-                                'template1' => AccountManagement::EMAIL_REMINDER,
-                                'template2' => AccountManagement::EMAIL_RESET
-                            ]
-                        )
-                    );
+                    $this->handleUnknownTemplate($template);
+                    break;
             }
             return true;
         } catch (MailException $e) {
@@ -551,6 +542,25 @@ public function initiatePasswordReset($email, $template, $websiteId = null)
         return false;
     }
 
+    /**
+     * Handle not supported template
+     *
+     * @param string $template
+     * @throws InputException
+     */
+    private function handleUnknownTemplate($template)
+    {
+        throw new InputException(__(
+            'Invalid value of "%value" provided for the %fieldName field. Possible values: %template1 or %template2.',
+            [
+                'value' => $template,
+                'fieldName' => 'template',
+                'template1' => AccountManagement::EMAIL_REMINDER,
+                'template2' => AccountManagement::EMAIL_RESET
+            ]
+        ));
+    }
+
     /**
      * {@inheritdoc}
      */

app/code/Magento/Customer/Test/Unit/Model/AccountManagementTest.php

@@ -1173,10 +1173,6 @@ public function testInitiatePasswordResetEmailReset()
         $this->assertTrue($this->accountManagement->initiatePasswordReset($email, $template));
     }
 
-    /**
-     * @expectedException \Magento\Framework\Exception\InputException
-     * @expectedExceptionMessage Invalid value of "" provided for the template field. Possible values are email_reminder or email_reset.
-     */
     public function testInitiatePasswordResetNoTemplate()
     {
         $storeId = 1;
@@ -1192,6 +1188,10 @@ public function testInitiatePasswordResetNoTemplate()
 
         $this->prepareInitiatePasswordReset($email, $templateIdentifier, $sender, $storeId, $customerId, $hash);
 
+        $this->expectException(\Magento\Framework\Exception\InputException::class);
+        $this->expectExceptionMessage(
+            'Invalid value of "" provided for the template field. Possible values: email_reminder or email_reset.'
+        );
         $this->accountManagement->initiatePasswordReset($email, $template);
     }