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      1 // Copyright (c) 2012 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 "base/command_line.h"
      6 #include "base/json/json_file_value_serializer.h"
      7 #include "base/memory/linked_ptr.h"
      8 #include "chrome/common/chrome_switches.h"
      9 #include "chrome/common/extensions/csp_handler.h"
     10 #include "chrome/common/extensions/extension_manifest_constants.h"
     11 #include "chrome/common/extensions/incognito_handler.h"
     12 #include "chrome/common/extensions/manifest_handlers/app_isolation_info.h"
     13 #include "chrome/common/extensions/manifest_tests/extension_manifest_test.h"
     14 #include "extensions/common/switches.h"
     15 #include "testing/gtest/include/gtest/gtest.h"
     16 
     17 namespace errors = extension_manifest_errors;
     18 
     19 namespace extensions {
     20 
     21 class PlatformAppsManifestTest : public ExtensionManifestTest {
     22 };
     23 
     24 TEST_F(PlatformAppsManifestTest, PlatformApps) {
     25   scoped_refptr<Extension> extension =
     26       LoadAndExpectSuccess("init_valid_platform_app.json");
     27   EXPECT_TRUE(AppIsolationInfo::HasIsolatedStorage(extension.get()));
     28   EXPECT_TRUE(IncognitoInfo::IsSplitMode(extension.get()));
     29 
     30   extension =
     31       LoadAndExpectSuccess("init_valid_platform_app_no_manifest_version.json");
     32   EXPECT_EQ(2, extension->manifest_version());
     33 
     34   extension = LoadAndExpectSuccess("incognito_valid_platform_app.json");
     35   EXPECT_TRUE(IncognitoInfo::IsSplitMode(extension.get()));
     36 
     37   Testcase error_testcases[] = {
     38     Testcase("init_invalid_platform_app_2.json",
     39         errors::kBackgroundRequiredForPlatformApps),
     40     Testcase("init_invalid_platform_app_3.json",
     41         errors::kPlatformAppNeedsManifestVersion2),
     42   };
     43   RunTestcases(error_testcases, arraysize(error_testcases), EXPECT_TYPE_ERROR);
     44 
     45   Testcase warning_testcases[] = {
     46     Testcase(
     47         "init_invalid_platform_app_1.json",
     48         "'app.launch' is only allowed for hosted apps and legacy packaged "
     49             "apps, and this is a packaged app."),
     50     Testcase(
     51         "init_invalid_platform_app_4.json",
     52         "'background' is only allowed for extensions, hosted apps and legacy "
     53             "packaged apps, and this is a packaged app."),
     54     Testcase(
     55         "init_invalid_platform_app_5.json",
     56         "'background' is only allowed for extensions, hosted apps and legacy "
     57             "packaged apps, and this is a packaged app."),
     58     Testcase("incognito_invalid_platform_app.json",
     59         "'incognito' is only allowed for extensions and legacy packaged apps, "
     60             "and this is a packaged app."),
     61   };
     62   RunTestcases(
     63       warning_testcases, arraysize(warning_testcases), EXPECT_TYPE_WARNING);
     64 }
     65 
     66 TEST_F(PlatformAppsManifestTest, PlatformAppContentSecurityPolicy) {
     67   // Normal platform apps can't specify a CSP value.
     68   Testcase warning_testcases[] = {
     69     Testcase(
     70         "init_platform_app_csp_warning_1.json",
     71         "'content_security_policy' is only allowed for extensions and legacy "
     72             "packaged apps, and this is a packaged app."),
     73     Testcase(
     74         "init_platform_app_csp_warning_2.json",
     75         "'app.content_security_policy' is not allowed for specified extension "
     76             "ID.")
     77   };
     78   RunTestcases(
     79       warning_testcases, arraysize(warning_testcases), EXPECT_TYPE_WARNING);
     80 
     81   // Whitelisted ones can (this is the ID corresponding to the base 64 encoded
     82   // key in the init_platform_app_csp.json manifest.)
     83   std::string test_id = "ahplfneplbnjcflhdgkkjeiglkkfeelb";
     84   CommandLine::ForCurrentProcess()->AppendSwitchASCII(
     85       ::switches::kWhitelistedExtensionID, test_id);
     86   scoped_refptr<Extension> extension =
     87       LoadAndExpectSuccess("init_platform_app_csp.json");
     88   EXPECT_EQ(0U, extension->install_warnings().size())
     89       << "Unexpected warning " << extension->install_warnings()[0].message;
     90   EXPECT_TRUE(extension->is_platform_app());
     91   EXPECT_EQ("default-src 'self' https://www.google.com",
     92             CSPInfo::GetResourceContentSecurityPolicy(extension.get(),
     93                                                       std::string()));
     94 
     95   // But even whitelisted ones must specify a secure policy.
     96   LoadAndExpectError(
     97       "init_platform_app_csp_insecure.json",
     98       errors::kInsecureContentSecurityPolicy);
     99 }
    100 
    101 TEST_F(PlatformAppsManifestTest, CertainApisRequirePlatformApps) {
    102   // Put APIs here that should be restricted to platform apps, but that haven't
    103   // yet graduated from experimental.
    104   const char* kPlatformAppExperimentalApis[] = {
    105     "dns",
    106     "serial",
    107   };
    108   // TODO(miket): When the first platform-app API leaves experimental, write
    109   // similar code that tests without the experimental flag.
    110 
    111   // This manifest is a skeleton used to build more specific manifests for
    112   // testing. The requirements are that (1) it be a valid platform app, and (2)
    113   // it contain no permissions dictionary.
    114   std::string error;
    115   scoped_ptr<base::DictionaryValue> manifest(
    116       LoadManifest("init_valid_platform_app.json", &error));
    117 
    118   std::vector<linked_ptr<DictionaryValue> > manifests;
    119   // Create each manifest.
    120   for (size_t i = 0; i < arraysize(kPlatformAppExperimentalApis); ++i) {
    121     const char* api_name = kPlatformAppExperimentalApis[i];
    122 
    123     // DictionaryValue will take ownership of this ListValue.
    124     base::ListValue *permissions = new base::ListValue();
    125     permissions->Append(new base::StringValue("experimental"));
    126     permissions->Append(new base::StringValue(api_name));
    127     manifest->Set("permissions", permissions);
    128     manifests.push_back(make_linked_ptr(manifest->DeepCopy()));
    129   }
    130 
    131   // First try to load without any flags. This should fail for every API.
    132   for (size_t i = 0; i < arraysize(kPlatformAppExperimentalApis); ++i) {
    133     LoadAndExpectError(Manifest(manifests[i].get(), ""),
    134                        errors::kExperimentalFlagRequired);
    135   }
    136 
    137   // Now try again with the experimental flag set.
    138   CommandLine::ForCurrentProcess()->AppendSwitch(
    139       switches::kEnableExperimentalExtensionApis);
    140   for (size_t i = 0; i < arraysize(kPlatformAppExperimentalApis); ++i) {
    141     LoadAndExpectSuccess(Manifest(manifests[i].get(), ""));
    142   }
    143 }
    144 
    145 }  // namespace extensions
    146