XWIKI-18344: Clicking "Create" button in Create Page view is sometimes not...

XWIKI-18344: Clicking "Create" button in Create Page view is sometimes not taken into consideration the first time
* Update test page objects

xwiki-platform-core/xwiki-platform-test/xwiki-platform-test-ui/src/main/java/org/xwiki/test/ui/po/RenamePage.java

@@ -91,7 +91,11 @@ public DocumentPicker getDocumentPicker()
 
     public CopyOrRenameOrDeleteStatusPage clickRenameButton()
     {
+        // The rename page form is submitted by JavaScript code in case the rename button is clicked before the
+        // asynchronous validation ends, and in this case Selenium doesn't wait for the new page to load.
+        getDriver().addPageNotYetReloadedMarker();
         this.renameButton.click();
+        getDriver().waitUntilPageIsReloaded();
         return new CopyOrRenameOrDeleteStatusPage();
     }
 

xwiki-platform-core/xwiki-platform-xclass/xwiki-platform-xclass-test/xwiki-platform-xclass-test-pageobjects/src/main/java/org/xwiki/xclass/test/po/ClassSheetPage.java

@@ -219,7 +219,11 @@ public DocumentPicker getNewPagePicker()
      */
     public InlinePage clickCreateDocumentButton()
     {
+        // The create document form is submitted by JavaScript code in case the create button is clicked before the
+        // asynchronous validation ends, and in this case Selenium doesn't wait for the new page to load.
+        getDriver().addPageNotYetReloadedMarker();
         createDocumentButton.click();
+        getDriver().waitUntilPageIsReloaded();
         return new InlinePage();
     }
 

xwiki-platform-core/xwiki-platform-xclass/xwiki-platform-xclass-test/xwiki-platform-xclass-test-pageobjects/src/main/java/org/xwiki/xclass/test/po/DataTypesPage.java

@@ -73,7 +73,13 @@ public ClassSheetPage createClass(String spaceName, String className)
     {
         this.documentPicker.setParent(spaceName);
         this.documentPicker.setName(className);
+
+        // The create class form is submitted by JavaScript code in case the create button is clicked before the
+        // asynchronous validation ends, and in this case Selenium doesn't wait for the new page to load.
+        getDriver().addPageNotYetReloadedMarker();
         this.createClassButton.click();
+        getDriver().waitUntilPageIsReloaded();
+
         new WikiEditPage().clickSaveAndView();
         return new ClassSheetPage();
     }