ppapi/proxy/interface_list_unittest.cc

   1 // Copyright (c) 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 "base/hash.h"
   6 #include "ppapi/c/ppb_core.h"
   7 #include "ppapi/proxy/interface_list.h"
   8 #include "ppapi/proxy/ppapi_proxy_test.h"
   9
  10 namespace ppapi {
  11 namespace proxy {
  12
  13 class InterfaceListTest : public PluginProxyTest {
  14  public:
  15   // Wrapper function so we can use the private InterfaceList::AddPPB.
  16   void AddPPB(InterfaceList* list,
  17               const char* iface_name, void* iface_addr, Permission perm) {
  18     list->AddPPB(iface_name, iface_addr, perm);
  19   }
  20
  21   // Wrapper function so we can use the private
  22   // InterfaceList::HashInterfaceName.
  23   int HashInterfaceName(const std::string& name) {
  24     return InterfaceList::HashInterfaceName(name);
  25   }
  26 };
  27
  28 // Tests looking up a stable interface.
  29 TEST_F(InterfaceListTest, Stable) {
  30   InterfaceList list;
  31   ASSERT_TRUE(list.GetInterfaceForPPB(PPB_CORE_INTERFACE_1_0) != NULL);
  32   ASSERT_TRUE(list.GetInterfaceForPPB("FakeUnknownInterface") == NULL);
  33 }
  34
  35 // Tests that dev channel restrictions work properly.
  36 TEST_F(InterfaceListTest, DevChannel) {
  37   InterfaceList list;
  38   // "Dev channel" interface.
  39   static const char* dev_channel_iface_name = "TestDevChannelInterface";
  40   void* dev_channel_iface_addr = (void*)0xdeadbeef;
  41   // "Dev" interface
  42   static const char* dev_iface_name = "TestDevInterface";
  43   void* dev_iface_addr = (void*)0xcafefade;
  44
  45   AddPPB(&list, dev_channel_iface_name, dev_channel_iface_addr,
  46          PERMISSION_DEV_CHANNEL);
  47   AddPPB(&list, dev_iface_name, dev_iface_addr, PERMISSION_DEV);
  48
  49   InterfaceList::SetProcessGlobalPermissions(
  50       PpapiPermissions(PERMISSION_NONE));
  51   ASSERT_TRUE(list.GetInterfaceForPPB(dev_channel_iface_name) == NULL);
  52   ASSERT_TRUE(list.GetInterfaceForPPB(dev_iface_name) == NULL);
  53
  54   InterfaceList::SetProcessGlobalPermissions(
  55       PpapiPermissions(PERMISSION_DEV_CHANNEL));
  56   ASSERT_TRUE(list.GetInterfaceForPPB(dev_channel_iface_name) ==
  57               dev_channel_iface_addr);
  58   ASSERT_TRUE(list.GetInterfaceForPPB(dev_iface_name) == NULL);
  59
  60   InterfaceList::SetProcessGlobalPermissions(
  61       PpapiPermissions(PERMISSION_DEV));
  62   ASSERT_TRUE(list.GetInterfaceForPPB(dev_channel_iface_name) == NULL);
  63   ASSERT_TRUE(list.GetInterfaceForPPB(dev_iface_name) == dev_iface_addr);
  64
  65   InterfaceList::SetProcessGlobalPermissions(
  66       PpapiPermissions(PERMISSION_DEV | PERMISSION_DEV_CHANNEL));
  67   ASSERT_TRUE(list.GetInterfaceForPPB(dev_channel_iface_name) ==
  68               dev_channel_iface_addr);
  69   ASSERT_TRUE(list.GetInterfaceForPPB(dev_iface_name) == dev_iface_addr);
  70 }
  71
  72 // Test that the hash function provided by base::Hash is unchanged. This is so
  73 // that we will generate correct values when logging interface use to UMA.
  74 TEST_F(InterfaceListTest, InterfaceHash) {
  75   EXPECT_EQ(612625164, HashInterfaceName("PPB_InputEvent;1.0"));
  76   EXPECT_EQ(79708274, HashInterfaceName("PPB_TCPSocket;1.1"));
  77 }
  78
  79 }  // namespace proxy
  80 }  // namespace ppapi