fixed failing test

@@ -247,14 +247,14 @@ Casper.prototype.click = function click(selector, fallbackToHref) {
         throw new CasperError("Cannot click on unexistent selector: " + selector);
     }
     var clicked = this.evaluate(function(selector) {
-        __utils__.click(selector);
+        return __utils__.click(selector);
     }, { selector: selector });
     if (!clicked) {
         // fallback onto native QtWebKit mouse events
         try {
             this.mouse.click(selector);
         } catch (e) {
-            this.log(f("Error while trying to click on selector %s: %s", selector, e));
+            this.log(f("Error while trying to click on selector %s: %s", selector, e), "error");
             return false;
         }
     }

@@ -33,10 +33,9 @@ casper.then(function() {
     this.options.onAlert = function(self, message) {
         self.test.assertEquals(message, 'plop', 'Casper.options.onAlert() can intercept an alert message');
     };
-}).thenOpen('tests/site/alert.html').thenClick('button', function() {
-    this.options.onAlert = null;
 });
 
 casper.run(function() {
+    this.options.onAlert = null;
     this.test.done();
 });