magento-test/app/code/Magento/Cms/etc/adminhtml/di.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:ObjectManager/etc/config.xsd">
    <preference for="Magento\Ui\Component\Wysiwyg\ConfigInterface" type="Magento\Cms\Model\Wysiwyg\Config"/>
    <type name="Magento\Cms\Block\Adminhtml\Page\Grid\Renderer\Action\UrlBuilder">
        <arguments>
            <argument name="frontendUrlBuilder" xsi:type="object">Magento\Framework\Url</argument>
        </arguments>
    </type>
    <type name="Magento\Cms\ViewModel\Page\Grid\UrlBuilder">
        <arguments>
            <argument name="frontendUrlBuilder" xsi:type="object">Magento\Framework\Url</argument>
        </arguments>
    </type>
    <type name="Magento\Cms\Model\Wysiwyg\CompositeConfigProvider">
        <arguments>
            <argument name="variablePluginConfigProvider" xsi:type="array">
                <item name="default" xsi:type="string">Magento\Variable\Model\Variable\ConfigProvider</item>
            </argument>
            <argument name="widgetPluginConfigProvider" xsi:type="array">
                <item name="default" xsi:type="string">Magento\Widget\Model\Widget\Config</item>
            </argument>
            <argument name="wysiwygConfigPostProcessor" xsi:type="array">
                <item name="default" xsi:type="string">Magento\Cms\Model\Wysiwyg\DefaultConfigProvider</item>
            </argument>
            <argument name="galleryConfigProvider" xsi:type="array">
                <item name="default" xsi:type="string">Magento\Cms\Model\Wysiwyg\Gallery\DefaultConfigProvider</item>
            </argument>
        </arguments>
    </type>
    <type name="Magento\Cms\Model\Config\Source\Wysiwyg\Editor">
        <arguments>
            <argument name="adapterOptions" xsi:type="array">
                <item name="tinymce" xsi:type="array">
                    <item name="value" xsi:type="string">mage/adminhtml/wysiwyg/tiny_mce/tinymce5Adapter</item>
                    <item name="label" xsi:type="string" translatable="true">TinyMCE 5</item>
                </item>
            </argument>
        </arguments>
    </type>
    <type name="Magento\Cms\Model\Wysiwyg\Gallery\DefaultConfigProvider">
        <arguments>
            <argument name="currentTreePath" xsi:type="const">\Magento\Cms\Model\Wysiwyg\Config::IMAGE_DIRECTORY</argument>
            <argument name="windowSize" xsi:type="array">
                <item name="height" xsi:type="number">600</item>
                <item name="width" xsi:type="number">1000</item>
            </argument>
        </arguments>
    </type>
    <virtualType name="Magento\Cms\Ui\Component\Form\Field\PageLayout" type="Magento\Ui\Component\Form\Field\DefaultValue">
        <arguments>
            <argument name="path" xsi:type="string">web/default_layouts/default_cms_layout</argument>
        </arguments>
    </virtualType>
    <type name="Magento\Cms\Model\Wysiwyg\Config">
        <arguments>
            <argument name="variableConfig" xsi:type="object">Magento\Variable\Model\Variable\Config\Proxy</argument>
        </arguments>
    </type>
</config>