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cef/tests/unittests/download_unittest.cc

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// Copyright (c) 2013 The Chromium Embedded Framework 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/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "include/cef_scheme.h"
#include "include/wrapper/cef_closure_task.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "tests/unittests/test_handler.h"
namespace {
const char kTestDomain[] = "test-download.com";
const char kTestEntryUrl[] = "http://test-download.com/test.html";
const char kTestDownloadUrl[] = "http://test-download.com/download.txt";
const char kTestNavUrl[] = "http://test-download-nav.com/nav.html";
const char kTestFileName[] = "download_test.txt";
const char kTestContentDisposition[] =
"attachment; filename=\"download_test.txt\"";
const char kTestMimeType[] = "text/plain";
const char kTestContent[] = "Download test text";
typedef base::Callback<void(CefRefPtr<CefCallback>/*callback*/)> DelayCallback;
class DownloadSchemeHandler : public CefResourceHandler {
public:
DownloadSchemeHandler(const DelayCallback& delay_callback,
TrackCallback* got_download_request)
: delay_callback_(delay_callback),
got_download_request_(got_download_request),
should_delay_(false),
offset_(0) {}
bool ProcessRequest(CefRefPtr<CefRequest> request,
CefRefPtr<CefCallback> callback) override {
std::string url = request->GetURL();
if (url == kTestEntryUrl) {
content_ = "<html><body>Download Test</body></html>";
mime_type_ = "text/html";
} else if (url == kTestDownloadUrl) {
got_download_request_->yes();
content_ = kTestContent;
mime_type_ = kTestMimeType;
content_disposition_ = kTestContentDisposition;
should_delay_ = true;
} else {
EXPECT_TRUE(false); // Not reached.
return false;
}
callback->Continue();
return true;
}
void GetResponseHeaders(CefRefPtr<CefResponse> response,
int64& response_length,
CefString& redirectUrl) override {
response_length = content_.size();
response->SetStatus(200);
response->SetMimeType(mime_type_);
if (!content_disposition_.empty()) {
CefResponse::HeaderMap headerMap;
response->GetHeaderMap(headerMap);
headerMap.insert(
std::make_pair("Content-Disposition", content_disposition_));
response->SetHeaderMap(headerMap);
}
}
bool ReadResponse(void* data_out,
int bytes_to_read,
int& bytes_read,
CefRefPtr<CefCallback> callback) override {
bytes_read = 0;
if (should_delay_ && !delay_callback_.is_null()) {
// Delay the download response a single time.
delay_callback_.Run(callback);
delay_callback_.Reset();
return true;
}
bool has_data = false;
size_t size = content_.size();
if (offset_ < size) {
int transfer_size =
std::min(bytes_to_read, static_cast<int>(size - offset_));
memcpy(data_out, content_.c_str() + offset_, transfer_size);
offset_ += transfer_size;
bytes_read = transfer_size;
has_data = true;
}
return has_data;
}
void Cancel() override {
}
private:
DelayCallback delay_callback_;
TrackCallback* got_download_request_;
bool should_delay_;
std::string content_;
std::string mime_type_;
std::string content_disposition_;
size_t offset_;
IMPLEMENT_REFCOUNTING(DownloadSchemeHandler);
};
class DownloadSchemeHandlerFactory : public CefSchemeHandlerFactory {
public:
DownloadSchemeHandlerFactory(const DelayCallback& delay_callback,
TrackCallback* got_download_request)
: delay_callback_(delay_callback),
got_download_request_(got_download_request) {}
CefRefPtr<CefResourceHandler> Create(
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
const CefString& scheme_name,
CefRefPtr<CefRequest> request) override {
return new DownloadSchemeHandler(delay_callback_, got_download_request_);
}
private:
DelayCallback delay_callback_;
TrackCallback* got_download_request_;
IMPLEMENT_REFCOUNTING(DownloadSchemeHandlerFactory);
};
class DownloadTestHandler : public TestHandler {
public:
enum TestMode {
NORMAL,
NAVIGATED,
PENDING,
};
DownloadTestHandler(TestMode test_mode)
: test_mode_(test_mode) {}
void RunTest() override {
DelayCallback delay_callback;
if (test_mode_ == NAVIGATED || test_mode_ == PENDING)
delay_callback = base::Bind(&DownloadTestHandler::OnDelayCallback, this);
CefRegisterSchemeHandlerFactory("http", kTestDomain,
new DownloadSchemeHandlerFactory(delay_callback,
&got_download_request_));
// Create a new temporary directory.
EXPECT_TRUE(temp_dir_.CreateUniqueTempDir());
test_path_ = temp_dir_.path().AppendASCII(kTestFileName);
if (test_mode_ == NAVIGATED) {
// Add the resource that we'll navigate to.
AddResource(kTestNavUrl, "<html><body>Navigated</body></html>",
"text/html");
}
// Create the browser
CreateBrowser(kTestEntryUrl);
// Time out the test after a reasonable period of time.
SetTestTimeout();
}
void OnLoadEnd(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
int httpStatusCode) override {
const std::string& url = frame->GetURL().ToString();
if (url == kTestEntryUrl) {
// Begin the download.
browser->GetHost()->StartDownload(kTestDownloadUrl);
} else if (url == kTestNavUrl) {
got_nav_load_.yes();
ContinueNavigatedIfReady();
}
}
// Callback from the scheme handler when the download request is delayed.
void OnDelayCallback(CefRefPtr<CefCallback> callback) {
if (!CefCurrentlyOn(TID_UI)) {
CefPostTask(TID_UI,
base::Bind(&DownloadTestHandler::OnDelayCallback, this, callback));
return;
}
got_delay_callback_.yes();
if (test_mode_ == NAVIGATED) {
delay_callback_ = callback;
ContinueNavigatedIfReady();
} else if (test_mode_ == PENDING) {
ContinuePendingIfReady();
} else {
EXPECT_TRUE(false); // Not reached.
}
}
void ContinueNavigatedIfReady() {
DCHECK_EQ(test_mode_, NAVIGATED);
if (got_delay_callback_ && got_nav_load_) {
delay_callback_->Continue();
delay_callback_ = nullptr;
}
}
void ContinuePendingIfReady() {
DCHECK_EQ(test_mode_, PENDING);
if (got_delay_callback_ && got_on_before_download_ &&
got_on_download_updated_) {
// Destroy the test without waiting for the download to complete.
DestroyTest();
}
}
void OnBeforeDownload(
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDownloadItem> download_item,
const CefString& suggested_name,
CefRefPtr<CefBeforeDownloadCallback> callback) override {
EXPECT_TRUE(CefCurrentlyOn(TID_UI));
EXPECT_FALSE(got_on_before_download_);
got_on_before_download_.yes();
EXPECT_TRUE(browser->IsSame(GetBrowser()));
EXPECT_STREQ(kTestFileName, suggested_name.ToString().c_str());
EXPECT_TRUE(download_item.get());
EXPECT_TRUE(callback.get());
download_id_ = download_item->GetId();
EXPECT_LT(0U, download_id_);
EXPECT_TRUE(download_item->IsValid());
EXPECT_TRUE(download_item->IsInProgress());
EXPECT_FALSE(download_item->IsComplete());
EXPECT_FALSE(download_item->IsCanceled());
EXPECT_EQ(static_cast<int64>(sizeof(kTestContent)-1),
download_item->GetTotalBytes());
EXPECT_EQ(0UL, download_item->GetFullPath().length());
EXPECT_STREQ(kTestDownloadUrl, download_item->GetURL().ToString().c_str());
EXPECT_EQ(0UL, download_item->GetSuggestedFileName().length());
EXPECT_STREQ(kTestContentDisposition,
download_item->GetContentDisposition().ToString().c_str());
EXPECT_STREQ(kTestMimeType, download_item->GetMimeType().ToString().c_str());
callback->Continue(test_path_.value(), false);
if (test_mode_ == NAVIGATED)
browser->GetMainFrame()->LoadURL(kTestNavUrl);
else if (test_mode_ == PENDING)
ContinuePendingIfReady();
}
void OnDownloadUpdated(
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDownloadItem> download_item,
CefRefPtr<CefDownloadItemCallback> callback) override {
EXPECT_TRUE(CefCurrentlyOn(TID_UI));
got_on_download_updated_.yes();
EXPECT_TRUE(browser->IsSame(GetBrowser()));
EXPECT_TRUE(download_item.get());
EXPECT_TRUE(callback.get());
if (got_on_before_download_)
EXPECT_EQ(download_id_, download_item->GetId());
EXPECT_LE(0LL, download_item->GetCurrentSpeed());
EXPECT_LE(0, download_item->GetPercentComplete());
EXPECT_TRUE(download_item->IsValid());
EXPECT_FALSE(download_item->IsCanceled());
EXPECT_STREQ(kTestDownloadUrl, download_item->GetURL().ToString().c_str());
EXPECT_STREQ(kTestContentDisposition,
download_item->GetContentDisposition().ToString().c_str());
EXPECT_STREQ(kTestMimeType,
download_item->GetMimeType().ToString().c_str());
std::string full_path = download_item->GetFullPath();
if (!full_path.empty()) {
got_full_path_.yes();
EXPECT_STREQ(CefString(test_path_.value()).ToString().c_str(),
full_path.c_str());
}
if (download_item->IsComplete()) {
got_download_complete_.yes();
EXPECT_FALSE(download_item->IsInProgress());
EXPECT_EQ(100, download_item->GetPercentComplete());
EXPECT_EQ(static_cast<int64>(sizeof(kTestContent)-1),
download_item->GetReceivedBytes());
EXPECT_EQ(static_cast<int64>(sizeof(kTestContent)-1),
download_item->GetTotalBytes());
DestroyTest();
} else {
EXPECT_TRUE(download_item->IsInProgress());
EXPECT_LE(0LL, download_item->GetReceivedBytes());
}
if (test_mode_ == PENDING)
ContinuePendingIfReady();
}
void DestroyTest() override {
CefRegisterSchemeHandlerFactory("http", kTestDomain, NULL);
EXPECT_TRUE(got_download_request_);
EXPECT_TRUE(got_on_before_download_);
EXPECT_TRUE(got_on_download_updated_);
if (test_mode_ == NAVIGATED)
EXPECT_TRUE(got_nav_load_);
else
EXPECT_FALSE(got_nav_load_);
if (test_mode_ == PENDING) {
EXPECT_FALSE(got_download_complete_);
EXPECT_FALSE(got_full_path_);
} else {
EXPECT_TRUE(got_download_complete_);
EXPECT_TRUE(got_full_path_);
// Verify the file contents.
std::string contents;
EXPECT_TRUE(base::ReadFileToString(test_path_, &contents));
EXPECT_STREQ(kTestContent, contents.c_str());
}
EXPECT_TRUE(temp_dir_.Delete());
TestHandler::DestroyTest();
}
private:
const TestMode test_mode_;
// Used with NAVIGATED test mode.
CefRefPtr<CefCallback> delay_callback_;
base::ScopedTempDir temp_dir_;
base::FilePath test_path_;
uint32 download_id_;
TrackCallback got_download_request_;
TrackCallback got_on_before_download_;
TrackCallback got_on_download_updated_;
TrackCallback got_full_path_;
TrackCallback got_download_complete_;
TrackCallback got_delay_callback_;
TrackCallback got_nav_load_;
IMPLEMENT_REFCOUNTING(DownloadTestHandler);
};
} // namespace
// Test a basic download.
TEST(DownloadTest, Download) {
CefRefPtr<DownloadTestHandler> handler =
new DownloadTestHandler(DownloadTestHandler::NORMAL);
handler->ExecuteTest();
ReleaseAndWaitForDestructor(handler);
}
// Test where the download completes after cross-origin navigation.
TEST(DownloadTest, DownloadNavigated) {
CefRefPtr<DownloadTestHandler> handler =
new DownloadTestHandler(DownloadTestHandler::NAVIGATED);
handler->ExecuteTest();
ReleaseAndWaitForDestructor(handler);
}
// Test where the download is still pending when the browser is destroyed.
TEST(DownloadTest, DownloadPending) {
CefRefPtr<DownloadTestHandler> handler =
new DownloadTestHandler(DownloadTestHandler::PENDING);
handler->ExecuteTest();
ReleaseAndWaitForDestructor(handler);
}
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