magento-test/app/code/Magento/Customer/etc/events.xml

<?xml version="1.0"?>
<!--
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
-->
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event/etc/events.xsd">
    <event name="customer_address_save_before">
        <observer name="customer_address_before_save_viv_observer" instance="Magento\Customer\Observer\BeforeAddressSaveObserver" />
    </event>
    <event name="customer_address_save_after">
        <observer name="customer_address_after_save_viv_observer" instance="Magento\Customer\Observer\AfterAddressSaveObserver" />
    </event>
    <event name="sales_quote_save_after">
        <observer name="customer_visitor" instance="Magento\Customer\Observer\Visitor\BindQuoteCreateObserver" />
    </event>
    <event name="customer_save_after_data_object">
        <observer name="upgrade_order_customer_email" instance="Magento\Customer\Observer\UpgradeOrderCustomerEmailObserver"/>
        <observer name="upgrade_quote_customer_email" instance="Magento\Customer\Observer\UpgradeQuoteCustomerEmailObserver"/>
    </event>
    <event name="customer_customer_authenticated">
        <observer name="customerGroupAuthenticate" instance="Magento\Customer\Observer\CustomerGroupAuthenticate" />
    </event>
    <event name="catalog_rule_collection_load_after">
        <observer name="catalogRuleCustomerGroupExcludedWebsite" instance="Magento\Customer\Observer\CatalogRule\AddCustomerGroupExcludedWebsite" />
    </event>
</config>