PB-170: TinyMCE Performance is very poor with multiple instances on Stage

Author: davemacaulay

app/code/Magento/PageBuilder/Test/Mftf/ActionGroup/WYSIWYGActionGroup.xml

@@ -340,7 +340,7 @@
         <waitForElementVisible selector="{{WidgetSection.CancelBtnEnabled}}" stepKey="waitForCancelButton"/>
         <click selector="{{WidgetSection.CancelBtnEnabled}}" stepKey="clickCancelButton"/>
         <waitForPageLoad stepKey="waitForPageLoad"/>
-        <waitForElementNotVisible selector="{{WidgetSection.CancelBtnEnabled}}}" stepKey="waitForCancelButtonNotVisible"/>
+        <waitForElementNotVisible selector="{{WidgetSection.CancelBtnEnabled}}" stepKey="waitForCancelButtonNotVisible"/>
     </actionGroup>
     <actionGroup name="focusTinyMCE">
         <arguments>

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

@@ -41,7 +41,7 @@
         <element name="messageContentWidget" type="text" selector="(//div[@data-content-type='banner'])[{{arg1}}]//div[@data-element='content']//a[contains(@href,'{{arg2}}{{arg3}}')]" parameterized="true"/>
         <element name="messageContentTextArea" type="text" selector="(//div[@data-content-type='banner'])[{{arg1}}]//div[@data-element='wrapper']//div[@data-element='content'][contains(text(),'{{arg2}}')]" parameterized="true"/>
         <element name="messageContentTextAreaImage" type="text" selector="(//div[@data-content-type='banner'])[{{arg1}}]//div[@data-element='wrapper']//div[@data-element='content']//img[contains(@src, {{arg2}})]" parameterized="true"/>
-        <element name="messageContentHeightJS" type="text" selector="return document.evaluate(&quot;(//div[@data-content-type='banner'])[{{arg1}}]//div[contains(@class, 'pagebuilder-banner-text-content')]//*[contains(text(),'{{arg2}}')]&quot;, document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue.clientHeight;" parameterized="true"/>
+        <element name="messageContentHeightJS" type="text" selector="return document.evaluate(&quot;(//div[@data-content-type='banner'])[{{arg1}}]//div[contains(@class, 'pagebuilder-collage-content') or contains(@class, 'pagebuilder-poster-content')]//*[contains(text(),'{{arg2}}')]&quot;, document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue.clientHeight;" parameterized="true"/>
         <element name="linkUrl" type="button" selector="(//div[@data-content-type='banner'])[{{arg1}}]/a[@data-element='link'][contains(@href,'{{arg2}}')]" parameterized="true"/>
         <element name="openInNewTab" type="button" selector="(//div[@data-content-type='banner'])[{{arg1}}]/a[@data-element='link'][contains(@target,'_blank')]" parameterized="true"/>
         <element name="button" type="button" selector="(//div[@data-content-type='banner'])[{{arg1}}]//div[@data-element='wrapper']//button" parameterized="true"/>