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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Browser tests targeted at the `blink::WebView` that run in browser context.
// Note that these tests rely on single-process mode, and hence may be
// disabled in some configurations (check gyp files).
#include <utility>
#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/content_switches.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/public/test/test_utils.h"
#include "content/shell/browser/shell.h"
#include "content/shell/browser/shell_browser_context.h"
#include "content/shell/browser/shell_content_browser_client.h"
#include "content/shell/common/shell_content_client.h"
#include "content/shell/renderer/shell_content_renderer_client.h"
#include "net/base/net_errors.h"
#include "net/disk_cache/disk_cache.h"
#include "net/http/http_cache.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/mojom/clear_data_filter.mojom.h"
#include "services/network/public/mojom/network_context.mojom.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/platform/web_url_error.h"
#include "third_party/blink/public/platform/web_url_request.h"
#include "third_party/blink/public/web/web_frame.h"
namespace content {
namespace {
class TestShellContentRendererClient : public ShellContentRendererClient {
public:
TestShellContentRendererClient()
: latest_error_valid_(false),
latest_error_reason_(0),
latest_error_stale_copy_in_cache_(false) {}
void PrepareErrorPage(
content::RenderFrame* render_frame,
const blink::WebURLError& error,
const std::string& http_method,
mojom::AlternativeErrorPageOverrideInfoPtr alternative_error_page_info,
std::string* error_html) override {
if (error_html)
*error_html = "A suffusion of yellow.";
latest_error_valid_ = true;
latest_error_reason_ = error.reason();
latest_error_stale_copy_in_cache_ = error.has_copy_in_cache();
}
bool GetLatestError(int* error_code, bool* stale_cache_entry_present) {
if (latest_error_valid_) {
*error_code = latest_error_reason_;
*stale_cache_entry_present = latest_error_stale_copy_in_cache_;
}
return latest_error_valid_;
}
private:
bool latest_error_valid_;
int latest_error_reason_;
bool latest_error_stale_copy_in_cache_;
};
} // namespace
class RenderViewBrowserTest : public ContentBrowserTest {
public:
RenderViewBrowserTest() {}
void SetUpCommandLine(base::CommandLine* command_line) override {
// This method is needed to allow interaction with in-process renderer
// and use of a test ContentRendererClient.
command_line->AppendSwitch(switches::kSingleProcess);
}
void SetUpOnMainThread() override {
// Override setting of renderer client.
renderer_client_ = new TestShellContentRendererClient();
// Explicitly leaks ownership; this object will remain alive
// until process death. We don't deleted the returned value,
// since some contexts set the pointer to a non-heap address.
SetRendererClientForTesting(renderer_client_);
}
// Navigates to the given URL and waits for |num_navigations| to occur, and
// the title to change to |expected_title|.
void NavigateToURLAndWaitForTitle(const GURL& url,
const std::string& expected_title,
int num_navigations) {
content::TitleWatcher title_watcher(
shell()->web_contents(), base::ASCIIToUTF16(expected_title));
content::NavigateToURLBlockUntilNavigationsComplete(
shell(), url, num_navigations);
EXPECT_EQ(base::ASCIIToUTF16(expected_title),
title_watcher.WaitAndGetTitle());
}
// Returns true if there is a valid error stored; in this case
// |*error_code| and |*stale_cache_entry_present| will be updated
// appropriately.
// Must be called after the renderer thread is created.
bool GetLatestErrorFromRendererClient(
int* error_code, bool* stale_cache_entry_present) {
bool result = false;
PostTaskToInProcessRendererAndWait(base::BindOnce(
&RenderViewBrowserTest::GetLatestErrorFromRendererClient0,
renderer_client_, &result, error_code, stale_cache_entry_present));
return result;
}
private:
// Must be run on renderer thread.
static void GetLatestErrorFromRendererClient0(
TestShellContentRendererClient* renderer_client,
bool* result, int* error_code, bool* stale_cache_entry_present) {
*result = renderer_client->GetLatestError(
error_code, stale_cache_entry_present);
}
raw_ptr<TestShellContentRendererClient> renderer_client_;
};
// https://crbug.com/788788
// TODO(crbug.com/408394636): Tests are flaky.
IN_PROC_BROWSER_TEST_F(RenderViewBrowserTest,
DISABLED_ConfirmCacheInformationPlumbed) {
ASSERT_TRUE(embedded_test_server()->Start());
// Load URL with "nocache" set, to create stale cache.
GURL test_url(embedded_test_server()->GetURL("/nocache-with-etag.html"));
NavigateToURLAndWaitForTitle(test_url, "Nocache Test Page", 1);
// Shut down the server to force a network error.
ASSERT_TRUE(embedded_test_server()->ShutdownAndWaitUntilComplete());
// An error results in one completed navigation.
NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 1);
int error_code = net::OK;
bool stale_cache_entry_present = false;
ASSERT_TRUE(GetLatestErrorFromRendererClient(
&error_code, &stale_cache_entry_present));
EXPECT_EQ(net::ERR_CONNECTION_REFUSED, error_code);
EXPECT_TRUE(stale_cache_entry_present);
// Clear the cache and repeat; confirm lack of entry in cache reported.
{
base::RunLoop run_loop;
content::StoragePartition* partition = shell()
->web_contents()
->GetPrimaryMainFrame()
->GetProcess()
->GetStoragePartition();
partition->GetNetworkContext()->ClearHttpCache(
base::Time(), base::Time(), nullptr /* filter */,
base::BindOnce(run_loop.QuitClosure()));
run_loop.Run();
}
content::NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 1);
error_code = net::OK;
stale_cache_entry_present = true;
ASSERT_TRUE(GetLatestErrorFromRendererClient(
&error_code, &stale_cache_entry_present));
EXPECT_EQ(net::ERR_CONNECTION_REFUSED, error_code);
EXPECT_FALSE(stale_cache_entry_present);
}
} // namespace content
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