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// Copyright 2013 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 "extensions/browser/process_manager.h"
#include "chrome/browser/extensions/browser_action_test_util.h"
#include "chrome/browser/extensions/extension_browsertest.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/test_utils.h"
#include "net/dns/mock_host_resolver.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
namespace extensions {
// Exists as a browser test because ExtensionHosts are hard to create without
// a real browser.
typedef ExtensionBrowserTest ProcessManagerBrowserTest;
// Test that basic extension loading creates the appropriate ExtensionHosts
// and background pages.
IN_PROC_BROWSER_TEST_F(ProcessManagerBrowserTest,
ExtensionHostCreation) {
ProcessManager* pm = ProcessManager::Get(profile());
// We start with no background hosts.
ASSERT_EQ(0u, pm->background_hosts().size());
ASSERT_EQ(0u, pm->GetAllFrames().size());
// Load an extension with a background page.
scoped_refptr<const Extension> extension =
LoadExtension(test_data_dir_.AppendASCII("api_test")
.AppendASCII("browser_action")
.AppendASCII("none"));
ASSERT_TRUE(extension.get());
// Process manager gains a background host.
EXPECT_EQ(1u, pm->background_hosts().size());
EXPECT_EQ(1u, pm->GetAllFrames().size());
EXPECT_TRUE(pm->GetBackgroundHostForExtension(extension->id()));
EXPECT_TRUE(pm->GetSiteInstanceForURL(extension->url()));
EXPECT_EQ(1u, pm->GetRenderFrameHostsForExtension(extension->id()).size());
EXPECT_FALSE(pm->IsBackgroundHostClosing(extension->id()));
EXPECT_EQ(0, pm->GetLazyKeepaliveCount(extension.get()));
// Unload the extension.
UnloadExtension(extension->id());
// Background host disappears.
EXPECT_EQ(0u, pm->background_hosts().size());
EXPECT_EQ(0u, pm->GetAllFrames().size());
EXPECT_FALSE(pm->GetBackgroundHostForExtension(extension->id()));
EXPECT_TRUE(pm->GetSiteInstanceForURL(extension->url()));
EXPECT_EQ(0u, pm->GetRenderFrameHostsForExtension(extension->id()).size());
EXPECT_FALSE(pm->IsBackgroundHostClosing(extension->id()));
EXPECT_EQ(0, pm->GetLazyKeepaliveCount(extension.get()));
}
// Test that loading an extension with a browser action does not create a
// background page and that clicking on the action creates the appropriate
// ExtensionHost.
// Disabled due to flake, see http://crbug.com/315242
IN_PROC_BROWSER_TEST_F(ProcessManagerBrowserTest,
DISABLED_PopupHostCreation) {
ProcessManager* pm = ProcessManager::Get(profile());
// Load an extension with the ability to open a popup but no background
// page.
scoped_refptr<const Extension> popup =
LoadExtension(test_data_dir_.AppendASCII("api_test")
.AppendASCII("browser_action")
.AppendASCII("popup"));
ASSERT_TRUE(popup.get());
// No background host was added.
EXPECT_EQ(0u, pm->background_hosts().size());
EXPECT_EQ(0u, pm->GetAllFrames().size());
EXPECT_FALSE(pm->GetBackgroundHostForExtension(popup->id()));
EXPECT_EQ(0u, pm->GetRenderFrameHostsForExtension(popup->id()).size());
EXPECT_TRUE(pm->GetSiteInstanceForURL(popup->url()));
EXPECT_FALSE(pm->IsBackgroundHostClosing(popup->id()));
EXPECT_EQ(0, pm->GetLazyKeepaliveCount(popup.get()));
// Simulate clicking on the action to open a popup.
BrowserActionTestUtil test_util(browser());
content::WindowedNotificationObserver frame_observer(
content::NOTIFICATION_LOAD_COMPLETED_MAIN_FRAME,
content::NotificationService::AllSources());
// Open popup in the first extension.
test_util.Press(0);
frame_observer.Wait();
ASSERT_TRUE(test_util.HasPopup());
// We now have a view, but still no background hosts.
EXPECT_EQ(0u, pm->background_hosts().size());
EXPECT_EQ(1u, pm->GetAllFrames().size());
EXPECT_FALSE(pm->GetBackgroundHostForExtension(popup->id()));
EXPECT_EQ(1u, pm->GetRenderFrameHostsForExtension(popup->id()).size());
EXPECT_TRUE(pm->GetSiteInstanceForURL(popup->url()));
EXPECT_FALSE(pm->IsBackgroundHostClosing(popup->id()));
EXPECT_EQ(0, pm->GetLazyKeepaliveCount(popup.get()));
}
// Content loaded from http://hlogonemlfkgpejgnedahbkiabcdhnnn should not
// interact with an installed extension with that ID. Regression test
// for bug 357382.
IN_PROC_BROWSER_TEST_F(ProcessManagerBrowserTest, HttpHostMatchingExtensionId) {
ProcessManager* pm = ProcessManager::Get(profile());
// We start with no background hosts.
ASSERT_EQ(0u, pm->background_hosts().size());
ASSERT_EQ(0u, pm->GetAllFrames().size());
// Load an extension with a background page.
scoped_refptr<const Extension> extension =
LoadExtension(test_data_dir_.AppendASCII("api_test")
.AppendASCII("browser_action")
.AppendASCII("none"));
// Set up a test server running at http://[extension-id]
ASSERT_TRUE(extension.get());
const std::string& aliased_host = extension->id();
host_resolver()->AddRule(aliased_host, "127.0.0.1");
ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
GURL url =
embedded_test_server()->GetURL("/extensions/test_file_with_body.html");
GURL::Replacements replace_host;
replace_host.SetHostStr(aliased_host);
url = url.ReplaceComponents(replace_host);
// Load a page from the test host in a new tab.
ui_test_utils::NavigateToURLWithDisposition(
browser(),
url,
NEW_FOREGROUND_TAB,
ui_test_utils::BROWSER_TEST_WAIT_FOR_NAVIGATION);
// Sanity check that there's no bleeding between the extension and the tab.
content::WebContents* tab_web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
EXPECT_EQ(url, tab_web_contents->GetVisibleURL());
EXPECT_FALSE(pm->GetExtensionForWebContents(tab_web_contents))
<< "Non-extension content must not have an associated extension";
ASSERT_EQ(1u, pm->GetRenderFrameHostsForExtension(extension->id()).size());
content::WebContents* extension_web_contents =
content::WebContents::FromRenderFrameHost(
*pm->GetRenderFrameHostsForExtension(extension->id()).begin());
EXPECT_TRUE(extension_web_contents->GetSiteInstance() !=
tab_web_contents->GetSiteInstance());
EXPECT_TRUE(pm->GetSiteInstanceForURL(extension->url()) !=
tab_web_contents->GetSiteInstance());
EXPECT_TRUE(pm->GetBackgroundHostForExtension(extension->id()));
}
// Verify correct keepalive count behavior on network request events.
// Regression test for http://crbug.com/535716.
IN_PROC_BROWSER_TEST_F(ProcessManagerBrowserTest, KeepaliveOnNetworkRequest) {
// Load an extension with a lazy background page.
scoped_refptr<const Extension> extension =
LoadExtension(test_data_dir_.AppendASCII("api_test")
.AppendASCII("lazy_background_page")
.AppendASCII("broadcast_event"));
ASSERT_TRUE(extension.get());
ProcessManager* pm = ProcessManager::Get(profile());
ProcessManager::FrameSet frames =
pm->GetRenderFrameHostsForExtension(extension->id());
ASSERT_EQ(1u, frames.size());
// Keepalive count at this point is unpredictable as there may be an
// outstanding event dispatch. We use the current keepalive count as a
// reliable baseline for future expectations.
int baseline_keepalive = pm->GetLazyKeepaliveCount(extension.get());
// Simulate some network events. This test assumes no other network requests
// are pending, i.e., that there are no conflicts with the fake request IDs
// we're using. This should be a safe assumption because LoadExtension should
// wait for loads to complete, and we don't run the message loop otherwise.
content::RenderFrameHost* frame_host = *frames.begin();
pm->OnNetworkRequestStarted(frame_host, 1);
EXPECT_EQ(baseline_keepalive + 1, pm->GetLazyKeepaliveCount(extension.get()));
pm->OnNetworkRequestDone(frame_host, 1);
EXPECT_EQ(baseline_keepalive, pm->GetLazyKeepaliveCount(extension.get()));
// Simulate only a request completion for this ID and ensure it doesn't result
// in keepalive decrement.
pm->OnNetworkRequestDone(frame_host, 2);
EXPECT_EQ(baseline_keepalive, pm->GetLazyKeepaliveCount(extension.get()));
}
} // namespace extensions
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