src/chrome/renderer/safe_browsing/malware_dom_details_browsertest.cc

   1 // Copyright (c) 2011 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/strings/stringprintf.h"
   6 #include "chrome/common/safe_browsing/safebrowsing_messages.h"
   7 #include "chrome/renderer/safe_browsing/malware_dom_details.h"
   8 #include "chrome/test/base/chrome_render_view_test.h"
   9 #include "net/base/escape.h"
  10
  11 typedef ChromeRenderViewTest MalwareDOMDetailsTest;
  12
  13
  14 TEST_F(MalwareDOMDetailsTest, Everything) {
  15   scoped_ptr<safe_browsing::MalwareDOMDetails> details(
  16       safe_browsing::MalwareDOMDetails::Create(view_));
  17   // Lower kMaxNodes for the test. Loading 500 subframes in a
  18   // debug build takes a while.
  19   details->kMaxNodes = 50;
  20
  21   const char urlprefix[] = "data:text/html;charset=utf-8,";
  22
  23   { // An page with an internal script
  24     std::string html = "<html><head><script></script></head></html>";
  25     LoadHTML(html.c_str());
  26     std::vector<SafeBrowsingHostMsg_MalwareDOMDetails_Node> params;
  27     details->ExtractResources(&params);
  28     ASSERT_EQ(1u, params.size());
  29     EXPECT_EQ(GURL(urlprefix + html), params[0].url);
  30   }
  31
  32   { // A page with 2 external scripts.
  33     // Note: This part of the test causes 2 leaks: LEAK: 5 WebCoreNode
  34     // LEAK: 2 CachedResource.
  35     GURL script1_url("data:text/javascript;charset=utf-8,var a=1;");
  36     GURL script2_url("data:text/javascript;charset=utf-8,var b=2;");
  37     std::string html = "<html><head><script src=\"" + script1_url.spec() +
  38         "\"></script><script src=\"" + script2_url.spec() +
  39         "\"></script></head></html>";
  40     GURL url(urlprefix + html);
  41
  42     LoadHTML(html.c_str());
  43     std::vector<SafeBrowsingHostMsg_MalwareDOMDetails_Node> params;
  44     details->ExtractResources(&params);
  45     ASSERT_EQ(3u, params.size());
  46     EXPECT_EQ(script1_url, params[0].url);
  47     EXPECT_EQ("SCRIPT", params[0].tag_name);
  48     EXPECT_EQ(script2_url, params[1].url);
  49     EXPECT_EQ("SCRIPT", params[0].tag_name);
  50     EXPECT_EQ(url, params[2].url);
  51   }
  52
  53   { // A page with an iframe which in turn contains an iframe.
  54     //  html
  55     //   \ iframe1
  56     //    \ iframe2
  57     std::string iframe2_html = "<html><body>iframe2</body></html>";
  58     GURL iframe2_url(urlprefix + iframe2_html);
  59     std::string iframe1_html = "<iframe src=\"" + net::EscapeForHTML(
  60         iframe2_url.spec()) + "\"></iframe>";
  61     GURL iframe1_url(urlprefix + iframe1_html);
  62     std::string html = "<html><head><iframe src=\"" + net::EscapeForHTML(
  63         iframe1_url.spec()) + "\"></iframe></head></html>";
  64     GURL url(urlprefix + html);
  65
  66     LoadHTML(html.c_str());
  67     std::vector<SafeBrowsingHostMsg_MalwareDOMDetails_Node> params;
  68     details->ExtractResources(&params);
  69     ASSERT_EQ(5u, params.size());
  70
  71     EXPECT_EQ(iframe1_url, params[0].url);
  72     EXPECT_EQ(url, params[0].parent);
  73     EXPECT_EQ(0u, params[0].children.size());
  74     EXPECT_EQ("IFRAME", params[0].tag_name);
  75
  76     EXPECT_EQ(url, params[1].url);
  77     EXPECT_EQ(GURL(), params[1].parent);
  78     EXPECT_EQ(1u, params[1].children.size());
  79     EXPECT_EQ(iframe1_url, params[1].children[0]);
  80
  81     EXPECT_EQ(iframe2_url, params[2].url);
  82     EXPECT_EQ(iframe1_url, params[2].parent);
  83     EXPECT_EQ(0u, params[2].children.size());
  84     EXPECT_EQ("IFRAME", params[2].tag_name);
  85
  86     // The frames are added twice, once with the correct parent and tagname
  87     // and once with the correct children. The caller in the browser
  88     // is responsible for merging.
  89     EXPECT_EQ(iframe1_url, params[3].url);
  90     EXPECT_EQ(GURL(), params[3].parent);
  91     EXPECT_EQ(1u, params[3].children.size());
  92     EXPECT_EQ(iframe2_url, params[3].children[0]);
  93
  94     EXPECT_EQ(iframe2_url, params[4].url);
  95     EXPECT_EQ(GURL(), params[4].parent);
  96     EXPECT_EQ(0u, params[4].children.size());
  97   }
  98
  99   { // >50 subframes, to verify kMaxNodes.
 100     std::string html;
 101     for (int i = 0; i < 55; ++i) {
 102       // The iframe contents is just a number.
 103       GURL iframe_url(base::StringPrintf("%s%d", urlprefix, i));
 104       html += "<iframe src=\"" + net::EscapeForHTML(iframe_url.spec()) +
 105           "\"></iframe>";
 106     }
 107     GURL url(urlprefix + html);
 108
 109     LoadHTML(html.c_str());
 110     std::vector<SafeBrowsingHostMsg_MalwareDOMDetails_Node> params;
 111     details->ExtractResources(&params);
 112     ASSERT_EQ(51u, params.size());
 113   }
 114
 115   { // A page with >50 scripts, to verify kMaxNodes.
 116     std::string html;
 117     for (int i = 0; i < 55; ++i) {
 118       // The iframe contents is just a number.
 119       GURL script_url(base::StringPrintf("%s%d", urlprefix, i));
 120       html += "<script src=\"" + net::EscapeForHTML(script_url.spec()) +
 121           "\"></script>";
 122     }
 123     GURL url(urlprefix + html);
 124
 125     LoadHTML(html.c_str());
 126     std::vector<SafeBrowsingHostMsg_MalwareDOMDetails_Node> params;
 127     details->ExtractResources(&params);
 128     ASSERT_EQ(51u, params.size());
 129   }
 130 }