chrome/browser/extensions/test_extension_dir.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/extensions/test_extension_dir.h"
   6
   7 #include "base/file_util.h"
   8 #include "base/json/json_writer.h"
   9 #include "base/safe_numerics.h"
  10 #include "base/test/values_test_util.h"
  11 #include "chrome/browser/extensions/extension_creator.h"
  12 #include "testing/gtest/include/gtest/gtest.h"
  13
  14 namespace extensions {
  15
  16 TestExtensionDir::TestExtensionDir() {
  17   EXPECT_TRUE(dir_.CreateUniqueTempDir());
  18   EXPECT_TRUE(crx_dir_.CreateUniqueTempDir());
  19 }
  20
  21 TestExtensionDir::~TestExtensionDir() {
  22 }
  23
  24 void TestExtensionDir::WriteManifest(base::StringPiece manifest) {
  25   // TODO(kalman): Write some more convenient way to specify a manifest than
  26   // via JSON, which requires awkwardly escaping all quotes. E.g. add a feature
  27   // to JSONReader that can parse '' literals rather than "".
  28   WriteFile(FILE_PATH_LITERAL("manifest.json"), manifest);
  29 }
  30
  31 void TestExtensionDir::WriteFile(const base::FilePath::StringType& filename,
  32                                  base::StringPiece contents) {
  33   EXPECT_EQ(
  34       base::checked_numeric_cast<int>(contents.size()),
  35       file_util::WriteFile(
  36           dir_.path().Append(filename), contents.data(), contents.size()));
  37 }
  38
  39 // This function packs the extension into a .crx, and returns the path to that
  40 // .crx. Multiple calls to Pack() will produce extensions with the same ID.
  41 base::FilePath TestExtensionDir::Pack() {
  42   ExtensionCreator creator;
  43   base::FilePath crx_path =
  44       crx_dir_.path().Append(FILE_PATH_LITERAL("ext.crx"));
  45   base::FilePath pem_path =
  46       crx_dir_.path().Append(FILE_PATH_LITERAL("ext.pem"));
  47   base::FilePath pem_in_path, pem_out_path;
  48   if (base::PathExists(pem_path))
  49     pem_in_path = pem_path;
  50   else
  51     pem_out_path = pem_path;
  52   if (!creator.Run(dir_.path(),
  53                    crx_path,
  54                    pem_in_path,
  55                    pem_out_path,
  56                    ExtensionCreator::kOverwriteCRX)) {
  57     ADD_FAILURE()
  58         << "ExtensionCreator::Run() failed: " << creator.error_message();
  59     return base::FilePath();
  60   }
  61   if (!base::PathExists(crx_path)) {
  62     ADD_FAILURE() << crx_path.value() << " was not created.";
  63     return base::FilePath();
  64   }
  65   return crx_path;
  66 }
  67
  68 }  // namespace extensions