chrome/renderer/chrome_content_renderer_client_unittest.cc


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201

// Copyright (c) 2012 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/renderer/chrome_content_renderer_client.h"

#include "base/utf_string_conversions.h"
#include "googleurl/src/gurl.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebString.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebVector.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginParams.h"
#include "webkit/plugins/webplugininfo.h"

using WebKit::WebPluginParams;
using WebKit::WebString;
using WebKit::WebVector;
using chrome::ChromeContentRendererClient;
using webkit::WebPluginInfo;
using webkit::WebPluginMimeType;

namespace chrome {

namespace {
const bool kNaClRestricted = false;
const bool kNaClUnrestricted = true;
const bool kExtensionRestricted = false;
const bool kExtensionUnrestricted = true;
const bool kExtensionNotFromWebStore = false;
const bool kExtensionFromWebStore = true;

const char kNaClMimeType[] = "application/x-nacl";

bool AllowsDevInterfaces(const WebPluginParams& params) {
  for (size_t i = 0; i < params.attributeNames.size(); ++i) {
    if (params.attributeNames[i] == WebString::fromUTF8("@dev"))
      return true;
  }
  return false;
}

void AddFakeDevAttribute(WebPluginParams* params) {
  WebVector<WebString> names(static_cast<size_t>(1));
  WebVector<WebString> values(static_cast<size_t>(1));
  names[0] = WebString::fromUTF8("@dev");
  values[0] = WebString();
  params->attributeNames.swap(names);
  params->attributeValues.swap(values);
}

void AddContentTypeHandler(WebPluginInfo* info,
                           const char* mime_type,
                           const char* manifest_url) {
  WebPluginMimeType mime_type_info;
  mime_type_info.mime_type = mime_type;
  mime_type_info.additional_param_names.push_back(UTF8ToUTF16("nacl"));
  mime_type_info.additional_param_values.push_back(
      UTF8ToUTF16(manifest_url));
  info->mime_types.push_back(mime_type_info);
}
}  // namespace

typedef testing::Test ChromeContentRendererClientTest;

TEST_F(ChromeContentRendererClientTest, NaClRestriction) {
  // Unknown content types have no NaCl module.
  {
    WebPluginInfo info;
    EXPECT_EQ(GURL(),
              ChromeContentRendererClient::GetNaClContentHandlerURL(
                  "application/x-foo", info));
  }
  // Known content types have a NaCl module.
  {
    WebPluginInfo info;
    AddContentTypeHandler(&info, "application/x-foo", "www.foo.com");
    EXPECT_EQ(GURL("www.foo.com"),
              ChromeContentRendererClient::GetNaClContentHandlerURL(
                  "application/x-foo", info));
  }
  // --enable-nacl allows all NaCl apps, with 'dev' interfaces.
  {
    WebPluginParams params;
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL(), kNaClUnrestricted, kExtensionRestricted,
        kExtensionNotFromWebStore, &params));
    EXPECT_TRUE(AllowsDevInterfaces(params));
  }
  // Unrestricted extensions are allowed without --enable-nacl, with 'dev'
  // interfaces.
  {
    WebPluginParams params;
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL(), kNaClRestricted, kExtensionUnrestricted,
        kExtensionNotFromWebStore, &params));
    EXPECT_TRUE(AllowsDevInterfaces(params));
  }
  // CWS extensions are allowed without --enable-nacl, without 'dev'
  // interfaces.
  {
    WebPluginParams params;
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL(), kNaClRestricted, kExtensionRestricted,
        kExtensionFromWebStore, &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
  }
  // CWS extensions can't get 'dev' interfaces with --enable-nacl.
  {
    WebPluginParams params;
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL(), kNaClUnrestricted, kExtensionRestricted,
        kExtensionFromWebStore, &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
  }
  // CWS extensions can't get 'dev' interfaces by injecting a fake
  // '@dev' attribute.
  {
    WebPluginParams params;
    AddFakeDevAttribute(&params);
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL(), kNaClRestricted, kExtensionRestricted,
        kExtensionFromWebStore, &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
  }
  // The NaCl PDF extension is allowed without --enable-nacl, with 'dev'
  // interfaces.
  {
    WebPluginParams params;
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL("chrome-extension://acadkphlmlegjaadjagenfimbpphcgnh"),
        GURL(), kNaClRestricted, kExtensionRestricted,
        kExtensionFromWebStore, &params));
    EXPECT_TRUE(AllowsDevInterfaces(params));
  }
  // Whitelisted URLs are allowed without --enable-nacl, without 'dev'
  // interfaces.
  {
    WebPluginParams params;
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("http://plus.google.com/games"),
        kNaClRestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("https://plus.google.com/games"),
        kNaClRestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("https://plus.google.com/games/209089085730"),
        kNaClRestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("http://plus.sandbox.google.com/games"),
        kNaClRestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("https://plus.sandbox.google.com/games"),
        kNaClRestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("https://plus.google.com/games/209089085730"),
        kNaClRestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
  }
  // Whitelisted URLs can't get 'dev' interfaces with --enable-nacl.
  {
    WebPluginParams params;
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("https://plus.google.com/games/209089085730"),
        kNaClUnrestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
  }
  // Whitelisted URLs can't get 'dev' interfaces by injecting a fake
  // '@dev' attribute.
  {
    WebPluginParams params;
    AddFakeDevAttribute(&params);
    EXPECT_TRUE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("https://plus.google.com/games/209089085730"),
        kNaClRestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
    EXPECT_FALSE(AllowsDevInterfaces(params));
  }
  // Non-whitelisted URLs are blocked without --enable-nacl.
  {
    WebPluginParams params;
    EXPECT_FALSE(ChromeContentRendererClient::IsNaClAllowed(
        GURL(), GURL("http://plus.google.com.evil.com/games"),
        kNaClRestricted, kExtensionRestricted, kExtensionNotFromWebStore,
        &params));
  }
}

}  // namespace chrome