MDL-56210 behat: Test for disabled button later

With phantomjs, dom is not updated by the time
next step is executed, so suffle it to ensure
this scenario pass

lib/form/form.js

@@ -23,9 +23,6 @@ if (typeof M.form.dependencyManager === 'undefined') {
             this._hides = {};
             this._dirty = {};
 
-            // Let behat know that JS is pending.
-            M.util.js_pending('mform-dependency-manager-' + this.get('form').get('id'));
-
             // Setup event handlers.
             Y.Object.each(this.get('dependencies'), function(value, i) {
                 var elements = this.elementsByName(i);
@@ -59,9 +56,6 @@ if (typeof M.form.dependencyManager === 'undefined') {
             }, this);
 
             this.updateAllDependencies();
-
-            // Let behat know that JS is complete.
-            M.util.js_complete('mform-dependency-manager-' + this.get('form').get('id'));
         },
 
         /**
@@ -595,12 +589,6 @@ M.form.initFormDependencies = function(Y, formid, dependencies) {
  */
 M.form.updateFormState = function(formid) {
     if (formid in M.form.dependencyManagers) {
-        // Let behat know that JS is pending.
-        M.util.js_pending('mform-dependency-manager-' + formid);
-
         M.form.dependencyManagers[formid].updateAllDependencies();
-
-        // Let behat know that JS is complete.
-        M.util.js_complete('mform-dependency-manager-' + formid);
     }
 };

mod/lti/tests/behat/addtool.feature

@@ -32,11 +32,10 @@ Feature: Add tools
     And I turn editing mode on
     And I add a "Teaching Tool 1" to section "1"
     # For tool that does not support Content-Item message type, the Select content button must be disabled.
-    And I wait until the page is ready
-    And the "Select content" "button" should be disabled
     And I set the field "Activity name" to "Test tool activity 1"
     And I click on "Show more..." "link"
     And I set the field "Launch container" to "Embed"
+    And the "Select content" "button" should be disabled
     And I press "Save and return to course"
     And I open "Test tool activity 1" actions menu
     And I choose "Edit settings" in the open action menu