New test cases for kiosk app crx file cache.

chrome/browser/chromeos/app_mode/fake_cws.cc

+// 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 "chrome/browser/chromeos/app_mode/fake_cws.h"
+
+#include "base/bind.h"
+#include "base/command_line.h"
+#include "base/file_util.h"
+#include "base/path_service.h"
+#include "base/strings/string_number_conversions.h"
+#include "base/strings/string_util.h"
+#include "chrome/common/chrome_paths.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "crypto/sha2.h"
+#include "net/test/embedded_test_server/embedded_test_server.h"
+
+using net::test_server::BasicHttpResponse;
+using net::test_server::EmbeddedTestServer;
+using net::test_server::HttpRequest;
+using net::test_server::HttpResponse;
+
+namespace chromeos {
+
+namespace {
+
+const char kWebstoreDomain[] = "cws.com";
+// Kiosk app crx file download path under web store site.
+const char kCrxDownloadPath[] = "/chromeos/app_mode/webstore/downloads/";
+
+}  // namespace
+
+void FakeCWS::Init(EmbeddedTestServer* embedded_test_server) {
+  SetupWebStore(embedded_test_server->base_url());
+  SetupWebStoreGalleryUrl();
+  SetupCrxDownloadAndUpdateUrls(embedded_test_server);
+}
+
+void FakeCWS::SetUpdateCrx(const std::string& app_id,
+                           const std::string& crx_file,
+                           const std::string& version) {
+  GURL crx_download_url = web_store_url_.Resolve(kCrxDownloadPath + crx_file);
+
+  base::FilePath test_data_dir;
+  PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir);
+  base::FilePath crx_file_path =
+      test_data_dir.AppendASCII("chromeos/app_mode/webstore/downloads")
+          .AppendASCII(crx_file);
+  std::string crx_content;
+  ASSERT_TRUE(base::ReadFileToString(crx_file_path, &crx_content));
+
+  const std::string sha256 = crypto::SHA256HashString(crx_content);
+  const std::string sha256_hex = base::HexEncode(sha256.c_str(), sha256.size());
+
+  SetUpdateCheckContent(
+      "chromeos/app_mode/webstore/update_check/has_update.xml",
+      crx_download_url,
+      app_id,
+      sha256_hex,
+      base::UintToString(crx_content.size()),
+      version,
+      &update_check_content_);
+}
+
+void FakeCWS::SetNoUpdate(const std::string& app_id) {
+  SetUpdateCheckContent("chromeos/app_mode/webstore/update_check/no_update.xml",
+                        GURL(),
+                        app_id,
+                        "",
+                        "",
+                        "",
+                        &update_check_content_);
+}
+
+void FakeCWS::SetupWebStore(const GURL& test_server_url) {
+  std::string webstore_host(kWebstoreDomain);
+  GURL::Replacements replace_webstore_host;
+  replace_webstore_host.SetHostStr(webstore_host);
+  web_store_url_ = test_server_url.ReplaceComponents(replace_webstore_host);
+}
+
+void FakeCWS::SetupWebStoreGalleryUrl() {
+  CommandLine::ForCurrentProcess()->AppendSwitchASCII(
+      ::switches::kAppsGalleryURL,
+      web_store_url_.Resolve("/chromeos/app_mode/webstore").spec());
+}
+
+void FakeCWS::SetupCrxDownloadAndUpdateUrls(
+    EmbeddedTestServer* embedded_test_server) {
+  SetupCrxDownloadUrl();
+  SetupCrxUpdateUrl(embedded_test_server);
+}
+
+void FakeCWS::SetupCrxDownloadUrl() {
+  std::string downloads_path = std::string(kCrxDownloadPath).append("%s.crx");
+  GURL downloads_url = web_store_url_.Resolve(downloads_path);
+  CommandLine::ForCurrentProcess()->AppendSwitchASCII(
+      ::switches::kAppsGalleryDownloadURL, downloads_url.spec());
+}
+
+void FakeCWS::SetupCrxUpdateUrl(EmbeddedTestServer* embedded_test_server) {
+  GURL update_url = web_store_url_.Resolve("/update_check.xml");
+  CommandLine::ForCurrentProcess()->AppendSwitchASCII(
+      ::switches::kAppsGalleryUpdateURL, update_url.spec());
+
+  embedded_test_server->RegisterRequestHandler(
+      base::Bind(&FakeCWS::HandleRequest, base::Unretained(this)));
+}
+
+void FakeCWS::SetUpdateCheckContent(const std::string& update_check_file,
+                                    const GURL& crx_download_url,
+                                    const std::string& app_id,
+                                    const std::string& crx_fp,
+                                    const std::string& crx_size,
+                                    const std::string& version,
+                                    std::string* update_check_content) {
+  base::FilePath test_data_dir;
+  PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir);
+  base::FilePath update_file =
+      test_data_dir.AppendASCII(update_check_file.c_str());
+  ASSERT_TRUE(base::ReadFileToString(update_file, update_check_content));
+
+  ReplaceSubstringsAfterOffset(update_check_content, 0, "$AppId", app_id);
+  ReplaceSubstringsAfterOffset(
+      update_check_content, 0, "$CrxDownloadUrl", crx_download_url.spec());
+  ReplaceSubstringsAfterOffset(update_check_content, 0, "$FP", crx_fp);
+  ReplaceSubstringsAfterOffset(update_check_content, 0, "$Size", crx_size);
+  ReplaceSubstringsAfterOffset(update_check_content, 0, "$Version", version);
+}
+
+scoped_ptr<HttpResponse> FakeCWS::HandleRequest(const HttpRequest& request) {
+  GURL request_url = GURL("http://localhost").Resolve(request.relative_url);
+  std::string request_path = request_url.path();
+  if (!update_check_content_.empty() &&
+      request_path.find("/update_check.xml") != std::string::npos) {
+    scoped_ptr<BasicHttpResponse> http_response(new BasicHttpResponse());
+    http_response->set_code(net::HTTP_OK);
+    http_response->set_content_type("text/xml");
+    http_response->set_content(update_check_content_);
+    return http_response.PassAs<HttpResponse>();
+  }
+
+  return scoped_ptr<HttpResponse>();
+}
+
+}  // namespace chromeos