erp5_web_renderjs_ui_test: wait for the relation field to be updated

bt5/erp5_web_renderjs_ui_test/PathTemplateItem/portal_tests/renderjs_ui_relation_field_zuite/testRelationFieldSearchWithListbox.zpt

@@ -178,6 +178,24 @@
 <tal:block metal:use-macro="here/Zuite_CommonTemplateForRenderjsUi/macros/wait_for_content_loaded" />
 <tal:block metal:use-macro="here/Zuite_CommonTemplateForRenderjsUi/macros/wait_for_listbox_loaded" />
 
+<tr>
+  <td colspan="3"><b>Wait for the relation field to be update with its new value</b></td>
+</tr>
+<tr>
+  <td>waitForElementNotPresent</td>
+  <td>//div[@data-gadget-scope="field_my_successor_title"]//a[@class="ui-btn ui-corner-all ui-btn-icon-notext ui-input-clear ui-icon-spinner ui-icon-spin"]</td>
+  <td></td>
+</tr>
+<tr>
+  <td>waitForElementPresent</td>
+  <td>//div[@data-gadget-scope="field_my_successor_title"]//a[@class="ui-btn ui-corner-all ui-btn-icon-notext ui-icon-plane ui-shadow-inset ui-btn-inline"]</td>
+  <td></td>
+</tr>
+<tr>
+  <td>assertElementPresent</td>
+  <td>//div[@data-gadget-scope="field_my_successor_title"]//a[@class="ui-btn ui-corner-all ui-btn-icon-notext ui-icon-plane ui-shadow-inset ui-btn-inline"]</td>
+  <td></td>
+</tr>
 
 <tr>
   <td>assertValue</td>