fix(ui-tests): update selectors for OCP 4.20 PatternFly v6

- external link: .pf-v6-c-clipboard-copy a.pf-m-link
- dropdown menu: .pf-v6-c-menu button
- add oc version logging

Author: cardil

test/ui-e2e-tests.sh

@@ -80,6 +80,8 @@ export OCP_VERSION OCP_USERNAME OCP_PASSWORD OCP_LOGIN_PROVIDER CYPRESS_BASE_URL
 add_user "$OCP_USERNAME" "$OCP_PASSWORD"
 
 check_node
+logger.info "OCP version: $OCP_VERSION"
+oc version
 enable_dev_perspective
 logger.success '🚀 Cluster prepared for testing.'
 

test/ui/cypress/code/knative/serving/showcase.js

@@ -37,7 +37,15 @@ class ShowcaseKservice {
         .should('have.attr', 'value')
         .and('include', 'showcase')
     }
-    let selector = '.co-external-link--block a'
+    
+    // OCP 4.20+ uses ExternalLinkWithCopy inside clipboard-copy component
+    let selector = '.pf-v6-c-clipboard-copy a.pf-m-link'
+    
+    // OCP 4.19 and earlier use co-external-link--block
+    if (environment.ocpVersion().satisfies('<4.20')) {
+      selector = '.co-external-link--block a'
+    }
+    
     return cy.get(selector)
       .last()
       .scrollIntoView()

test/ui/cypress/e2e/serving/multiple-revisions.cy.js

@@ -43,14 +43,21 @@ describe('OCP UI for Serverless Serving', () => {
     cy.get('input[name="trafficSplitting.1.tag"]')
       .type('v1')
     cy.contains('Select a Revision', {matchCase: false}).click()
-    let selector = `.pf-v6-c-dropdown.pf-m-expanded .pf-v6-c-menu button`
-    if (environment.ocpVersion().satisfies('<=4.18')) {
+    
+    // OCP 4.20+ uses PatternFly v6 with new dropdown structure
+    let selector = `.pf-v6-c-menu button`
+    
+    // OCP 4.15-4.19 uses PatternFly v5
+    if (environment.ocpVersion().satisfies('<=4.19')) {
       selector = `ul.pf-v5-c-dropdown__menu button`
     }
+    
+    // OCP 4.14 and earlier uses PatternFly v4
     if (environment.ocpVersion().satisfies('<=4.14')) {
       selector = `ul.pf-c-dropdown__menu button`
     }
-    cy.get(selector).click()
+    
+    cy.get(selector).first().click()
     cy.get('button[type=submit]').click()
 
     cy.log('Verify traffic is routed to both v1 and v2')