MC-3480: Update MFTF Tests

- Adding steps to panel test to verify count of groups & content under groups
- Adding supporting selectors

Author: dhaecker

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

@@ -23,6 +23,8 @@
         <click selector="{{PageBuilderPanel.otherGroup}}" stepKey="clickOtherGroup"/>
     </actionGroup>
     <actionGroup name="validateGroupsAndContentTypes">
+        <seeNumberOfElements selector="{{PageBuilderPanel.allPanelGroups}}" userInput="5" stepKey="seeNumberOfGroups"/>
+        <seeNumberOfElements selector="{{PageBuilderPanel.allGroupContentTypes('general')}}" userInput="6" stepKey="seeNumberOfGeneralGroupContentTypes"/>
         <see userInput="General" selector="{{PageBuilderPanel.generalGroup}}" stepKey="seeGeneralGroup"/>
         <see userInput="Row" selector="{{PageBuilderPanel.generalGroupContentType}}" stepKey="seeGeneralGroupRow"/>
         <see userInput="Column" selector="{{PageBuilderPanel.generalGroupContentType}}" stepKey="seeGeneralGroupColumn"/>
@@ -31,21 +33,25 @@
         <see userInput="Buttons" selector="{{PageBuilderPanel.generalGroupContentType}}" stepKey="seeGeneralGroupButtons"/>
         <see userInput="Divider" selector="{{PageBuilderPanel.generalGroupContentType}}" stepKey="seeGeneralGroupDivider"/>
         <click selector="{{PageBuilderPanel.mediaGroup}}" stepKey="clickMediaGroup"/>
+        <seeNumberOfElements selector="{{PageBuilderPanel.allGroupContentTypes('media')}}" userInput="4" stepKey="seeNumberOfMediaGroupContentTypes"/>
         <see userInput="Media" selector="{{PageBuilderPanel.mediaGroup}}" stepKey="seeMediaGroup"/>
         <see userInput="Image" selector="{{PageBuilderPanel.mediaGroupContentType}}" stepKey="seeMediaGroupImage"/>
         <see userInput="Banner" selector="{{PageBuilderPanel.mediaGroupContentType}}" stepKey="seeMediaGroupBanner"/>
         <see userInput="Video" selector="{{PageBuilderPanel.mediaGroupContentType}}" stepKey="seeMediaGroupVideo"/>
         <see userInput="Slider" selector="{{PageBuilderPanel.mediaGroupContentType}}" stepKey="seeMediaGroupSlider"/>
         <click selector="{{PageBuilderPanel.interactiveGroup}}" stepKey="clickInteractiveGroup"/>
+        <seeNumberOfElements selector="{{PageBuilderPanel.allGroupContentTypes('interactive')}}" userInput="3" stepKey="seeNumberOfInteractiveGroupContentTypes"/>
         <see userInput="Interactive" selector="{{PageBuilderPanel.interactiveGroup}}" stepKey="seeInteractiveGroup"/>
         <see userInput="Tabs" selector="{{PageBuilderPanel.interactiveGroupContentType}}" stepKey="seeInteractiveGroupTabs"/>
         <see userInput="Map" selector="{{PageBuilderPanel.interactiveGroupContentType}}" stepKey="seeInteractiveGroupMap"/>
         <see userInput="Newsletter" selector="{{PageBuilderPanel.interactiveGroupContentType}}" stepKey="seeInteractiveGroupNewsletter"/>
         <click selector="{{PageBuilderPanel.magentoGroup}}" stepKey="clickMagentoGroup"/>
+        <seeNumberOfElements selector="{{PageBuilderPanel.allGroupContentTypes('magento')}}" userInput="2" stepKey="seeNumberOfMagentoGroupContentTypes"/>
         <see userInput="Magento" selector="{{PageBuilderPanel.magentoGroup}}" stepKey="seeMagentoGroup"/>
         <see userInput="Block" selector="{{PageBuilderPanel.magentoGroupContentType}}" stepKey="seeMagentoGroupBlock"/>
         <see userInput="Product" selector="{{PageBuilderPanel.magentoGroupContentType}}" stepKey="seeMagentoGroupProduct"/>
         <click selector="{{PageBuilderPanel.otherGroup}}" stepKey="clickOtherGroup"/>
+        <seeNumberOfElements selector="{{PageBuilderPanel.allGroupContentTypes('other')}}" userInput="2" stepKey="seeNumberOfOtherGroupContentTypes"/>
         <see userInput="Anchor" selector="{{PageBuilderPanel.otherGroupContentType}}" stepKey="seeOtherGroupAnchor"/>
         <dontSee selector="{{PageBuilderPanel.codeContentType}}" stepKey="dontSeeOtherGroupCode"/>
         <see userInput="Html" selector="{{PageBuilderPanel.otherGroupContentType}}" stepKey="seeOtherGroupHtml"/>

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

@@ -41,6 +41,8 @@
         <element name="panelCollapsed" type="button" selector='(//div[contains(@class, "pagebuilder-stage") and contains(@class, "panel-collapsed")])'/>
         <element name="expandPanel" type="button" selector='//div[contains(@class, "expand")]//a'/>
         <element name="firstSection" type="button" selector='//*[@id="pagebuilder-panel-groups"]/li[1]' timeout="30"/>
+        <element name="allPanelGroups" type="button" selector="#pagebuilder-panel-groups .group-title"/>
+        <element name="allGroupContentTypes" type="button" selector="#pagebuilder-panel-groups #group-{{arg1}} .pagebuilder-draggable-content-type" parameterized="true"/>
         <element name="panelGroup" type="button" selector="//div[@id='pagebuilder-panel']//h4[.='{{arg1}}']" parameterized="true"/>
         <element name="panelGroupActive" type="button" selector="//div[@id='pagebuilder-panel']//li[@class='active']//h4[.='{{arg1}}']" parameterized="true"/>
         <element name="generalGroup" type="button" selector='//*[@id="group-general"]' timeout="10"/>