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// Copyright 2014 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/base_paths.h"
#include "base/files/file_enumerator.h"
#include "base/files/file_util.h"
#include "base/hash.h"
#include "base/path_service.h"
#include "chrome/browser/extensions/component_loader.h"
#include "chrome/browser/extensions/extension_apitest.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/browser/browser_plugin_guest_manager.h"
#include "content/public/browser/plugin_service.h"
#include "content/public/test/browser_test_utils.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/common/manifest_handlers/mime_types_handler.h"
#include "extensions/test/result_catcher.h"
#include "grit/component_extension_resources.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "ui/base/resource/resource_bundle.h"
const int kNumberLoadTestParts = 10;
class PDFExtensionTest : public ExtensionApiTest,
public testing::WithParamInterface<int> {
public:
~PDFExtensionTest() override {}
void SetUpCommandLine(base::CommandLine* command_line) override {
command_line->AppendSwitch(switches::kDisablePdfMaterialUI);
}
void SetUpOnMainThread() override {
ExtensionApiTest::SetUpOnMainThread();
ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
}
void TearDownOnMainThread() override {
ASSERT_TRUE(embedded_test_server()->ShutdownAndWaitUntilComplete());
ExtensionApiTest::TearDownOnMainThread();
}
bool PdfIsExpectedToFailLoad(const std::string& pdf_file) {
const char* kFailingPdfs[] = {
"pdf_private/cfuzz5.pdf",
"pdf_private/cfuzz6.pdf",
"pdf_private/crash-11-14-44.pdf",
"pdf_private/js.pdf",
"pdf_private/segv-ecx.pdf",
"pdf_private/tests.pdf",
};
for (size_t i = 0; i < arraysize(kFailingPdfs); ++i) {
if (kFailingPdfs[i] == pdf_file)
return true;
}
return false;
}
// Runs the extensions test at chrome/test/data/pdf/<filename> on the PDF file
// at chrome/test/data/pdf/<pdf_filename>.
void RunTestsInFile(std::string filename, std::string pdf_filename) {
extensions::ResultCatcher catcher;
GURL url(embedded_test_server()->GetURL("/pdf/" + pdf_filename));
// It should be good enough to just navigate to the URL. But loading up the
// BrowserPluginGuest seems to happen asynchronously as there was flakiness
// being seen due to the BrowserPluginGuest not being available yet (see
// crbug.com/498077). So instead use |LoadPdf| which ensures that the PDF is
// loaded before continuing.
ASSERT_TRUE(LoadPdf(url));
content::WebContents* contents =
browser()->tab_strip_model()->GetActiveWebContents();
content::BrowserPluginGuestManager* guest_manager =
contents->GetBrowserContext()->GetGuestManager();
content::WebContents* guest_contents =
guest_manager->GetFullPageGuest(contents);
ASSERT_TRUE(guest_contents);
base::FilePath test_data_dir;
PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir);
test_data_dir = test_data_dir.Append(FILE_PATH_LITERAL("pdf"));
base::FilePath test_util_path = test_data_dir.AppendASCII("test_util.js");
std::string test_util_js;
ASSERT_TRUE(base::ReadFileToString(test_util_path, &test_util_js));
base::FilePath test_file_path = test_data_dir.AppendASCII(filename);
std::string test_js;
ASSERT_TRUE(base::ReadFileToString(test_file_path, &test_js));
test_util_js.append(test_js);
ASSERT_TRUE(content::ExecuteScript(guest_contents, test_util_js));
if (!catcher.GetNextResult())
FAIL() << catcher.message();
}
// Load the PDF at the given URL and use the PDFScriptingAPI to ensure it has
// finished loading. Return true if it loads successfully or false if it
// fails. If it doesn't finish loading the test will hang. This is done from
// outside of the BrowserPlugin guest to ensure the PDFScriptingAPI works
// correctly from there.
bool LoadPdf(const GURL& url) {
ui_test_utils::NavigateToURL(browser(), url);
content::WebContents* web_contents =
browser()->tab_strip_model()->GetActiveWebContents();
std::string scripting_api_js =
ResourceBundle::GetSharedInstance()
.GetRawDataResource(IDR_PDF_PDF_SCRIPTING_API_JS)
.as_string();
CHECK(content::ExecuteScript(web_contents, scripting_api_js));
bool load_success = false;
CHECK(content::ExecuteScriptAndExtractBool(
web_contents,
"var scriptingAPI = new PDFScriptingAPI(window, "
" document.getElementsByTagName('embed')[0]);"
"scriptingAPI.setLoadCallback(function(success) {"
" window.domAutomationController.send(success);"
"});",
&load_success));
return load_success;
}
// Load all the PDFs contained in chrome/test/data/<dir_name>. This only runs
// the test if base::Hash(filename) mod kNumberLoadTestParts == k in order
// to shard the files evenly across values of k in [0, kNumberLoadTestParts).
void LoadAllPdfsTest(const std::string& dir_name, int k) {
base::FilePath test_data_dir;
ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir));
base::FileEnumerator file_enumerator(test_data_dir.AppendASCII(dir_name),
false, base::FileEnumerator::FILES,
FILE_PATH_LITERAL("*.pdf"));
size_t count = 0;
for (base::FilePath file_path = file_enumerator.Next(); !file_path.empty();
file_path = file_enumerator.Next()) {
std::string filename = file_path.BaseName().MaybeAsASCII();
ASSERT_FALSE(filename.empty());
std::string pdf_file = dir_name + "/" + filename;
if (static_cast<int>(base::Hash(filename) % kNumberLoadTestParts) == k) {
LOG(INFO) << "Loading: " << pdf_file;
bool success = LoadPdf(embedded_test_server()->GetURL("/" + pdf_file));
EXPECT_EQ(!PdfIsExpectedToFailLoad(pdf_file), success);
}
++count;
}
// Assume that there is at least 1 pdf in the directory to guard against
// someone deleting the directory and silently making the test pass.
ASSERT_GE(count, 1u);
}
};
IN_PROC_BROWSER_TEST_P(PDFExtensionTest, Load) {
#if defined(GOOGLE_CHROME_BUILD)
// Load private PDFs.
LoadAllPdfsTest("pdf_private", GetParam());
#endif
// Load public PDFs.
LoadAllPdfsTest("pdf", GetParam());
}
// We break PDFTest.Load up into kNumberLoadTestParts.
INSTANTIATE_TEST_CASE_P(PDFTestFiles,
PDFExtensionTest,
testing::Range(0, kNumberLoadTestParts));
IN_PROC_BROWSER_TEST_F(PDFExtensionTest, Basic) {
RunTestsInFile("basic_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(PDFExtensionTest, BasicPlugin) {
RunTestsInFile("basic_plugin_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(PDFExtensionTest, Viewport) {
RunTestsInFile("viewport_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(PDFExtensionTest, Bookmark) {
RunTestsInFile("bookmarks_test.js", "test-bookmarks.pdf");
}
IN_PROC_BROWSER_TEST_F(PDFExtensionTest, Navigator) {
RunTestsInFile("navigator_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(PDFExtensionTest, ParamsParser) {
RunTestsInFile("params_parser_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(PDFExtensionTest, ZoomManager) {
RunTestsInFile("zoom_manager_test.js", "test.pdf");
}
class MaterialPDFExtensionTest : public PDFExtensionTest {
void SetUpCommandLine(base::CommandLine* command_line) override {
command_line->AppendSwitch(switches::kEnablePdfMaterialUI);
}
};
IN_PROC_BROWSER_TEST_F(MaterialPDFExtensionTest, Basic) {
RunTestsInFile("basic_test_material.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(MaterialPDFExtensionTest, BasicPlugin) {
RunTestsInFile("basic_plugin_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(MaterialPDFExtensionTest, Viewport) {
RunTestsInFile("viewport_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(MaterialPDFExtensionTest, Bookmark) {
RunTestsInFile("bookmarks_test.js", "test-bookmarks.pdf");
}
IN_PROC_BROWSER_TEST_F(MaterialPDFExtensionTest, Navigator) {
RunTestsInFile("navigator_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(MaterialPDFExtensionTest, ParamsParser) {
RunTestsInFile("params_parser_test.js", "test.pdf");
}
IN_PROC_BROWSER_TEST_F(MaterialPDFExtensionTest, ZoomManager) {
RunTestsInFile("zoom_manager_test.js", "test.pdf");
}
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