src/chrome/browser/search/iframe_source_unittest.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/search/iframe_source.h"
   6
   7 #include "base/bind.h"
   8 #include "base/memory/ref_counted_memory.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "chrome/browser/search/instant_io_context.h"
  12 #include "content/public/browser/browser_thread.h"
  13 #include "content/public/browser/resource_request_info.h"
  14 #include "content/public/test/mock_resource_context.h"
  15 #include "content/public/test/test_browser_thread_bundle.h"
  16 #include "grit/browser_resources.h"
  17 #include "ipc/ipc_message.h"
  18 #include "net/base/request_priority.h"
  19 #include "net/url_request/url_request.h"
  20 #include "net/url_request/url_request_context.h"
  21 #include "net/url_request/url_request_test_util.h"
  22 #include "testing/gtest/include/gtest/gtest.h"
  23 #include "url/gurl.h"
  24
  25 using content::ResourceType;
  26
  27 const int kNonInstantRendererPID = 0;
  28 const char kNonInstantOrigin[] = "http://evil";
  29 const int kInstantRendererPID = 1;
  30 const char kInstantOrigin[] = "chrome-search://instant";
  31 const int kInvalidRendererPID = 42;
  32
  33 class TestIframeSource : public IframeSource {
  34  public:
  35   using IframeSource::GetMimeType;
  36   using IframeSource::ShouldServiceRequest;
  37   using IframeSource::SendResource;
  38   using IframeSource::SendJSWithOrigin;
  39
  40  protected:
  41   std::string GetSource() const override { return "test"; }
  42
  43   bool ServesPath(const std::string& path) const override {
  44     return path == "/valid.html" || path == "/valid.js";
  45   }
  46
  47   void StartDataRequest(
  48       const std::string& path,
  49       int render_process_id,
  50       int render_frame_id,
  51       const content::URLDataSource::GotDataCallback& callback) override {}
  52
  53   // RenderFrameHost is hard to mock in concert with everything else, so stub
  54   // this method out for testing.
  55   bool GetOrigin(int process_id,
  56                  int render_frame_id,
  57                  std::string* origin) const override {
  58     if (process_id == kInstantRendererPID) {
  59       *origin = kInstantOrigin;
  60       return true;
  61     }
  62     if (process_id == kNonInstantRendererPID) {
  63       *origin = kNonInstantOrigin;
  64       return true;
  65     }
  66     return false;
  67   }
  68 };
  69
  70 class IframeSourceTest : public testing::Test {
  71  public:
  72   // net::URLRequest wants to be executed with a message loop that has TYPE_IO.
  73   // InstantIOContext needs to be created on the UI thread and have everything
  74   // else happen on the IO thread. This setup is a hacky way to satisfy all
  75   // those constraints.
  76   IframeSourceTest()
  77       : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP),
  78         resource_context_(&test_url_request_context_),
  79         instant_io_context_(NULL),
  80         response_(NULL) {
  81   }
  82
  83   TestIframeSource* source() { return source_.get(); }
  84
  85   std::string response_string() {
  86     if (response_.get()) {
  87       return std::string(response_->front_as<char>(), response_->size());
  88     }
  89     return "";
  90   }
  91
  92   scoped_ptr<net::URLRequest> MockRequest(
  93       const std::string& url,
  94       bool allocate_info,
  95       int render_process_id,
  96       int render_frame_id) {
  97     scoped_ptr<net::URLRequest> request(
  98         resource_context_.GetRequestContext()->CreateRequest(
  99             GURL(url),
 100             net::DEFAULT_PRIORITY,
 101             NULL,
 102             NULL));
 103     if (allocate_info) {
 104       content::ResourceRequestInfo::AllocateForTesting(
 105           request.get(),
 106           content::RESOURCE_TYPE_SUB_FRAME,
 107           &resource_context_,
 108           render_process_id,
 109           render_frame_id,
 110           MSG_ROUTING_NONE,
 111           false);
 112     }
 113     return request.Pass();
 114   }
 115
 116   void SendResource(int resource_id) {
 117     source()->SendResource(resource_id, callback_);
 118   }
 119
 120   void SendJSWithOrigin(
 121       int resource_id,
 122       int render_process_id,
 123       int render_frame_id) {
 124     source()->SendJSWithOrigin(resource_id, render_process_id, render_frame_id,
 125                                callback_);
 126   }
 127
 128  private:
 129   void SetUp() override {
 130     source_.reset(new TestIframeSource());
 131     callback_ = base::Bind(&IframeSourceTest::SaveResponse,
 132                            base::Unretained(this));
 133     instant_io_context_ = new InstantIOContext;
 134     InstantIOContext::SetUserDataOnIO(&resource_context_, instant_io_context_);
 135     InstantIOContext::AddInstantProcessOnIO(instant_io_context_,
 136                                             kInstantRendererPID);
 137     response_ = NULL;
 138   }
 139
 140   void TearDown() override { source_.reset(); }
 141
 142   void SaveResponse(base::RefCountedMemory* data) {
 143     response_ = data;
 144   }
 145
 146   content::TestBrowserThreadBundle thread_bundle_;
 147
 148   net::TestURLRequestContext test_url_request_context_;
 149   content::MockResourceContext resource_context_;
 150   scoped_ptr<TestIframeSource> source_;
 151   content::URLDataSource::GotDataCallback callback_;
 152   scoped_refptr<InstantIOContext> instant_io_context_;
 153   scoped_refptr<base::RefCountedMemory> response_;
 154 };
 155
 156 TEST_F(IframeSourceTest, ShouldServiceRequest) {
 157   scoped_ptr<net::URLRequest> request;
 158   request = MockRequest("http://test/loader.js", true,
 159                         kNonInstantRendererPID, 0);
 160   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 161   request = MockRequest("chrome-search://bogus/valid.js", true,
 162                         kInstantRendererPID, 0);
 163   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 164   request = MockRequest("chrome-search://test/bogus.js", true,
 165                         kInstantRendererPID, 0);
 166   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 167   request = MockRequest("chrome-search://test/valid.js", true,
 168                         kInstantRendererPID, 0);
 169   EXPECT_TRUE(source()->ShouldServiceRequest(request.get()));
 170   request = MockRequest("chrome-search://test/valid.js", true,
 171                         kNonInstantRendererPID, 0);
 172   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 173   request = MockRequest("chrome-search://test/valid.js", true,
 174                         kInvalidRendererPID, 0);
 175   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 176 }
 177
 178 TEST_F(IframeSourceTest, GetMimeType) {
 179   // URLDataManagerBackend does not include / in path_and_query.
 180   EXPECT_EQ("text/html", source()->GetMimeType("foo.html"));
 181   EXPECT_EQ("application/javascript", source()->GetMimeType("foo.js"));
 182   EXPECT_EQ("text/css", source()->GetMimeType("foo.css"));
 183   EXPECT_EQ("image/png", source()->GetMimeType("foo.png"));
 184   EXPECT_EQ("", source()->GetMimeType("bogus"));
 185 }
 186
 187 TEST_F(IframeSourceTest, SendResource) {
 188   SendResource(IDR_MOST_VISITED_TITLE_HTML);
 189   EXPECT_FALSE(response_string().empty());
 190 }
 191
 192 TEST_F(IframeSourceTest, SendJSWithOrigin) {
 193   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kInstantRendererPID, 0);
 194   EXPECT_FALSE(response_string().empty());
 195   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kNonInstantRendererPID, 0);
 196   EXPECT_FALSE(response_string().empty());
 197   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kInvalidRendererPID, 0);
 198   EXPECT_TRUE(response_string().empty());
 199 }