Experimental: Fix HasWrongProcessForURL in --site-per-process mode.

content/browser/site_instance_impl_unittest.cc

 // Copyright (c) 2012 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/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/stl_util.h"
 #include "base/string16.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/browsing_instance.h"
@@ skipping 669 matching lines @@
       static_cast<SiteInstanceImpl*>(
           SiteInstance::Create(browser_context.get())));
   webui_instance2->SetSite(webui_url);
   EXPECT_FALSE(webui_instance2->HasWrongProcessForURL(webui_url));
   EXPECT_TRUE(
       webui_instance2->HasWrongProcessForURL(GURL("http://google.com")));
 
   DrainMessageLoops();
 }
 
+// Test to ensure that HasWrongProcessForURL behaves properly even when
+// --site-per-process is used (http://crbug.com/160671).
+TEST_F(SiteInstanceTest, HasWrongProcessForURLInSitePerProcess) {
+  CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kSitePerProcess);
+
+  scoped_ptr<TestBrowserContext> browser_context(new TestBrowserContext());
+  scoped_ptr<RenderProcessHost> host;
+  scoped_refptr<SiteInstanceImpl> instance(static_cast<SiteInstanceImpl*>(
+      SiteInstance::Create(browser_context.get())));
+
+  instance->SetSite(GURL("http://evernote.com/"));
+  EXPECT_TRUE(instance->HasSite());
+
+  // Check prior to "assigning" a process to the instance, which is expected
+  // to return false due to not being attached to any process yet.
+  EXPECT_FALSE(instance->HasWrongProcessForURL(GURL("http://google.com")));
+
+  // The call to GetProcess actually creates a new real process, which works
+  // fine, but might be a cause for problems in different contexts.
+  host.reset(instance->GetProcess());
+  EXPECT_TRUE(host.get() != NULL);
+  EXPECT_TRUE(instance->HasProcess());
+
+  EXPECT_FALSE(instance->HasWrongProcessForURL(GURL("http://evernote.com")));
+  EXPECT_FALSE(instance->HasWrongProcessForURL(
+      GURL("javascript:alert(document.location.href);")));
+
+  EXPECT_TRUE(instance->HasWrongProcessForURL(GURL("chrome://settings")));
+
+  DrainMessageLoops();
+}
+
 }  // namespace content