| // Copyright 2016 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 <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/macros.h" |
| #include "base/synchronization/lock.h" |
| #include "content/public/test/content_browser_test.h" |
| #include "content/public/test/content_browser_test_utils.h" |
| #include "content/shell/browser/shell.h" |
| #include "net/test/embedded_test_server/embedded_test_server.h" |
| #include "net/test/embedded_test_server/http_request.h" |
| #include "net/test/embedded_test_server/http_response.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "url/gurl.h" |
| |
| namespace content { |
| |
| namespace { |
| |
| using net::test_server::HttpRequest; |
| using net::test_server::HttpResponse; |
| |
| const char kReloadTestPath[] = "/loader/reload_test.html"; |
| // The test page should request resources as the content structure is described |
| // below. Reload and the same page navigation will affect only the top frame |
| // resource, reload_test.html. But bypassing reload will affect all resources. |
| // +- reload_test.html |
| // +- empty16x16.png |
| // +- simple_frame.html |
| // +- empty16x16.png |
| |
| const char kNoCacheControl[] = ""; |
| const char kMaxAgeCacheControl[] = "max-age=0"; |
| const char kNoCacheCacheControl[] = "no-cache"; |
| |
| struct RequestLog { |
| std::string relative_url; |
| std::string cache_control; |
| }; |
| |
| struct ExpectedCacheControl { |
| const char* top_main; |
| const char* others; |
| }; |
| |
| const ExpectedCacheControl kExpectedCacheControlForNormalLoad = { |
| kNoCacheControl, kNoCacheControl}; |
| const ExpectedCacheControl kExpectedCacheControlForReload = { |
| kMaxAgeCacheControl, kNoCacheControl}; |
| const ExpectedCacheControl kExpectedCacheControlForBypassingReload = { |
| kNoCacheCacheControl, kNoCacheCacheControl}; |
| |
| // Tests end to end behaviors between Blink and content around reload variants. |
| class ReloadCacheControlBrowserTest : public ContentBrowserTest { |
| protected: |
| ReloadCacheControlBrowserTest() {} |
| ~ReloadCacheControlBrowserTest() override = default; |
| |
| void SetUpOnMainThread() override { |
| SetUpTestServerOnMainThread(); |
| } |
| |
| void SetUpTestServerOnMainThread() { |
| // ContentBrowserTest creates embedded_test_server instance with |
| // a registered HandleFileRequest for "content/test/data". |
| // Because the handler is registered as the first handler, MonitorHandler |
| // is needed to capture all requests. |
| embedded_test_server()->RegisterRequestMonitor(base::Bind( |
| &ReloadCacheControlBrowserTest::MonitorRequestHandler, |
| base::Unretained(this))); |
| |
| ASSERT_TRUE(embedded_test_server()->Start()); |
| } |
| |
| protected: |
| void CheckCacheControl(const ExpectedCacheControl& expectation) { |
| base::AutoLock lock(request_log_lock_); |
| EXPECT_EQ(4u, request_log_.size()); |
| for (const auto& log : request_log_) { |
| if (log.relative_url == kReloadTestPath) |
| EXPECT_EQ(expectation.top_main, log.cache_control); |
| else |
| EXPECT_EQ(expectation.others, log.cache_control); |
| } |
| request_log_.clear(); |
| } |
| |
| std::vector<RequestLog> request_log_; |
| base::Lock request_log_lock_; |
| |
| private: |
| void MonitorRequestHandler(const HttpRequest& request) { |
| RequestLog log; |
| log.relative_url = request.relative_url; |
| auto cache_control = request.headers.find("Cache-Control"); |
| log.cache_control = cache_control == request.headers.end() |
| ? kNoCacheControl |
| : cache_control->second; |
| base::AutoLock lock(request_log_lock_); |
| request_log_.push_back(log); |
| } |
| |
| DISALLOW_COPY_AND_ASSIGN(ReloadCacheControlBrowserTest); |
| }; |
| |
| // Test if reload issues requests with proper cache control flags. |
| IN_PROC_BROWSER_TEST_F(ReloadCacheControlBrowserTest, NormalReload) { |
| GURL url(embedded_test_server()->GetURL(kReloadTestPath)); |
| |
| EXPECT_TRUE(NavigateToURL(shell(), url)); |
| CheckCacheControl(kExpectedCacheControlForNormalLoad); |
| |
| ReloadBlockUntilNavigationsComplete(shell(), 1); |
| CheckCacheControl(kExpectedCacheControlForReload); |
| |
| shell()->ShowDevTools(); |
| ReloadBlockUntilNavigationsComplete(shell(), 1); |
| CheckCacheControl(kExpectedCacheControlForReload); |
| |
| shell()->CloseDevTools(); |
| ReloadBlockUntilNavigationsComplete(shell(), 1); |
| CheckCacheControl(kExpectedCacheControlForReload); |
| } |
| |
| // Test if bypassing reload issues requests with proper cache control flags. |
| IN_PROC_BROWSER_TEST_F(ReloadCacheControlBrowserTest, BypassingReload) { |
| GURL url(embedded_test_server()->GetURL(kReloadTestPath)); |
| |
| NavigateToURLBlockUntilNavigationsComplete(shell(), url, 1); |
| CheckCacheControl(kExpectedCacheControlForNormalLoad); |
| |
| ReloadBypassingCacheBlockUntilNavigationsComplete(shell(), 1); |
| CheckCacheControl(kExpectedCacheControlForBypassingReload); |
| |
| shell()->ShowDevTools(); |
| ReloadBypassingCacheBlockUntilNavigationsComplete(shell(), 1); |
| CheckCacheControl(kExpectedCacheControlForBypassingReload); |
| |
| shell()->CloseDevTools(); |
| ReloadBypassingCacheBlockUntilNavigationsComplete(shell(), 1); |
| CheckCacheControl(kExpectedCacheControlForBypassingReload); |
| } |
| |
| // Test if the same page navigation issues requests with proper cache control |
| // flags. |
| IN_PROC_BROWSER_TEST_F(ReloadCacheControlBrowserTest, NavigateToSame) { |
| GURL url(embedded_test_server()->GetURL(kReloadTestPath)); |
| |
| // The first navigation is just a normal load. |
| EXPECT_TRUE(NavigateToURL(shell(), url)); |
| CheckCacheControl(kExpectedCacheControlForNormalLoad); |
| |
| // The second navigation is the same page navigation. This should be handled |
| // as a reload, revalidating the main resource, but following cache protocols |
| // for others. |
| EXPECT_TRUE(NavigateToURL(shell(), url)); |
| CheckCacheControl(kExpectedCacheControlForReload); |
| |
| shell()->ShowDevTools(); |
| EXPECT_TRUE(NavigateToURL(shell(), url)); |
| CheckCacheControl(kExpectedCacheControlForReload); |
| |
| shell()->CloseDevTools(); |
| EXPECT_TRUE(NavigateToURL(shell(), url)); |
| CheckCacheControl(kExpectedCacheControlForReload); |
| } |
| |
| } // namespace |
| |
| } // namespace content |