hotline #60174 add debug info for CI

tests/library/ZendAfi/View/Helper/Admin/ChoixPictogrammeTest.php

@@ -43,8 +43,9 @@ class ZendAfi_View_Helper_Admin_ChoixPictogrammeTest extends ViewHelperTestCase
 
   /** @test */
   public function typeMenuShouldContainsIconsInImagesMenuFolder() {
-    $this->assertXPath($this->_render('menus'),
-                       '//img[contains(@src, "public/opac/skins/modele/images/menus/ledgreen.png")]');
+    $this->assertXPath($html = $this->_render('menus'),
+                       '//img[contains(@src, "public/opac/skins/modele/images/menus/ledgreen.png")]',
+    $html);
   }