Print more info when DomDistillerJsTest fails

components/dom_distiller/content/browser/test/dom_distiller_js_browsertest.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/callback.h"
 #include "base/location.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 32 matching lines @@
  private:
   base::Closure callback_;
 };
 
 }  // namespace
 
 namespace dom_distiller {
 
 const char* kExternalTestResourcesPath =
     "third_party/dom_distiller_js/dist/test/data";
-const char* kTestFilePath = "/war/test.html?console_log=0";
+const char* kTestFilePath = "/war/test.html?console_log=0&filter=*.*";
 const char* kRunJsTestsJs =
     "(function() {return org.chromium.distiller.JsTestEntry.run();})();";
 
 class DomDistillerJsTest : public content::ContentBrowserTest {
  public:
   DomDistillerJsTest() : result_(NULL) {}
 
   // content::ContentBrowserTest:
   void SetUpOnMainThread() override {
     AddComponentsResources();
@@ skipping 91 matching lines @@
           << " skipped = " << skipped;
   // Ensure that running the tests succeeded.
   EXPECT_TRUE(success);
 
   // Only print the log if there was an error.
   if (!success) {
     ASSERT_TRUE(dict->HasKey("log"));
     std::string console_log;
     ASSERT_TRUE(dict->GetString("log", &console_log));
     VLOG(0) << "Console log:\n" << console_log;
+    VLOG(0) << "\n\n"
+        "More info at third_party/dom_distiller_js/README.chromium.\n"
+        "To disable tests, modify the filter parameter in |kTestFilePath|,\n"
+        "in gtest_filter syntax.\n\n";
   }
 }
 
 }  // namespace dom_distiller