#510: User edits CMS page content in full-screen mode only - #6 added changes for the cms staging mode

- fix tests

Author: omiroshnichenko

app/code/Magento/PageBuilder/Test/Mftf/Section/PageBuilderStageSection/PageBuilderStageSection.xml

@@ -16,7 +16,7 @@
         <element name="exitFullScreen" type="button" selector=".pagebuilder-header .icon-pagebuilder-fullscreen-exit"/>
         <element name="stageLoading" type="button" selector="div.pagebuilder-stage-loading"/>
         <element name="stageWrapper" type="button" selector="//div[@class='pagebuilder-stage-wrapper']"/>
-        <element name="snapshot" type="button" selector="div.pagebuilder-content-snapshot"/>
+        <element name="snapshot" type="button" selector="div.stage-content-snapshot"/>
         <element name="editButtonSelector" type="button" selector="//button/span[contains(text(), 'Edit with Page Builder')]"/>
         <element name="enabled" type="button" selector="//div[not(contains(@class, '_disabled'))]/div[contains(@class, 'pagebuilder-wysiwyg-wrapper')]/div[@class='pagebuilder-stage-wrapper']"/>
         <element name="disabled" type="button" selector="//div[contains(@class, '_disabled')]/div[contains(@class, 'pagebuilder-wysiwyg-wrapper')]/div[@class='pagebuilder-stage-wrapper']"/>

app/code/Magento/PageBuilder/Test/Mftf/Test/AdminPageBuilderBlockTest/DisplayingDeletedBlockOnStageTest.xml

@@ -51,6 +51,7 @@
         <actionGroup ref="NavigateToCreatedCMSPageActionGroup" stepKey="navigateToCreatedCMSPage2">
             <argument name="CMSPage" value="$$createCMSPage$$"/>
         </actionGroup>
+        <actionGroup ref="switchToPageBuilderStage" stepKey="switchToPageBuilderStage"/>
         <actionGroup ref="expandPageBuilderPanelMenuSection" stepKey="expandMenuSectionAddContent2">
             <argument name="contentType" value="PageBuilderBlockContentType"/>
         </actionGroup>

app/code/Magento/PageBuilder/Test/Mftf/Test/AdminPageBuilderCommonTest/AdminPageBuilderProductButtonLinkTest.xml

@@ -104,6 +104,7 @@
         <actionGroup ref="NavigateToCreatedCMSPageActionGroup" stepKey="navigateToCreatedCMSPage2">
             <argument name="CMSPage" value="$$createCMSPage$$"/>
         </actionGroup>
+        <actionGroup ref="switchToPageBuilderStage" stepKey="switchToPageBuilderStage2"/>
         <click selector=".placeholder-text" stepKey="clickOnEditButton"/>
         <waitForElementVisible selector="//div[contains(@class, 'buttons-container')]//a[@title='Edit']" stepKey="waitForSettingBtn"/>
         <click selector="//div[contains(@class, 'buttons-container')]//a[@title='Edit']" stepKey="clickSelectButtonOnFirstItem"/>