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   virtual std::string GetSource() const OVERRIDE {
  42     return "test";
  43   }
  44
  45   virtual bool ServesPath(const std::string& path) const OVERRIDE {
  46     return path == "/valid.html" || path == "/valid.js";
  47   }
  48
  49   virtual void StartDataRequest(
  50       const std::string& path,
  51       int render_process_id,
  52       int render_frame_id,
  53       const content::URLDataSource::GotDataCallback& callback) OVERRIDE {
  54   }
  55
  56   // RenderFrameHost is hard to mock in concert with everything else, so stub
  57   // this method out for testing.
  58   virtual bool GetOrigin(
  59       int process_id,
  60       int render_frame_id,
  61       std::string* origin) const OVERRIDE {
  62     if (process_id == kInstantRendererPID) {
  63       *origin = kInstantOrigin;
  64       return true;
  65     }
  66     if (process_id == kNonInstantRendererPID) {
  67       *origin = kNonInstantOrigin;
  68       return true;
  69     }
  70     return false;
  71   }
  72 };
  73
  74 class IframeSourceTest : public testing::Test {
  75  public:
  76   // net::URLRequest wants to be executed with a message loop that has TYPE_IO.
  77   // InstantIOContext needs to be created on the UI thread and have everything
  78   // else happen on the IO thread. This setup is a hacky way to satisfy all
  79   // those constraints.
  80   IframeSourceTest()
  81       : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP),
  82         resource_context_(&test_url_request_context_),
  83         instant_io_context_(NULL),
  84         response_(NULL) {
  85   }
  86
  87   TestIframeSource* source() { return source_.get(); }
  88
  89   std::string response_string() {
  90     if (response_.get()) {
  91       return std::string(response_->front_as<char>(), response_->size());
  92     }
  93     return "";
  94   }
  95
  96   net::URLRequest* MockRequest(
  97       const std::string& url,
  98       bool allocate_info,
  99       int render_process_id,
 100       int render_frame_id) {
 101     net::URLRequest* request =
 102         new net::URLRequest(GURL(url),
 103                             net::DEFAULT_PRIORITY,
 104                             NULL,
 105                             resource_context_.GetRequestContext());
 106     if (allocate_info) {
 107       content::ResourceRequestInfo::AllocateForTesting(
 108           request,
 109           content::RESOURCE_TYPE_SUB_FRAME,
 110           &resource_context_,
 111           render_process_id,
 112           render_frame_id,
 113           MSG_ROUTING_NONE,
 114           false);
 115     }
 116     return request;
 117   }
 118
 119   void SendResource(int resource_id) {
 120     source()->SendResource(resource_id, callback_);
 121   }
 122
 123   void SendJSWithOrigin(
 124       int resource_id,
 125       int render_process_id,
 126       int render_frame_id) {
 127     source()->SendJSWithOrigin(resource_id, render_process_id, render_frame_id,
 128                                callback_);
 129   }
 130
 131  private:
 132   virtual void SetUp() OVERRIDE {
 133     source_.reset(new TestIframeSource());
 134     callback_ = base::Bind(&IframeSourceTest::SaveResponse,
 135                            base::Unretained(this));
 136     instant_io_context_ = new InstantIOContext;
 137     InstantIOContext::SetUserDataOnIO(&resource_context_, instant_io_context_);
 138     InstantIOContext::AddInstantProcessOnIO(instant_io_context_,
 139                                             kInstantRendererPID);
 140     response_ = NULL;
 141   }
 142
 143   virtual void TearDown() {
 144     source_.reset();
 145   }
 146
 147   void SaveResponse(base::RefCountedMemory* data) {
 148     response_ = data;
 149   }
 150
 151   content::TestBrowserThreadBundle thread_bundle_;
 152
 153   net::TestURLRequestContext test_url_request_context_;
 154   content::MockResourceContext resource_context_;
 155   scoped_ptr<TestIframeSource> source_;
 156   content::URLDataSource::GotDataCallback callback_;
 157   scoped_refptr<InstantIOContext> instant_io_context_;
 158   scoped_refptr<base::RefCountedMemory> response_;
 159 };
 160
 161 TEST_F(IframeSourceTest, ShouldServiceRequest) {
 162   scoped_ptr<net::URLRequest> request;
 163   request.reset(MockRequest("http://test/loader.js", true,
 164                             kNonInstantRendererPID, 0));
 165   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 166   request.reset(MockRequest("chrome-search://bogus/valid.js", true,
 167                             kInstantRendererPID, 0));
 168   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 169   request.reset(MockRequest("chrome-search://test/bogus.js", true,
 170                             kInstantRendererPID, 0));
 171   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 172   request.reset(MockRequest("chrome-search://test/valid.js", true,
 173                             kInstantRendererPID, 0));
 174   EXPECT_TRUE(source()->ShouldServiceRequest(request.get()));
 175   request.reset(MockRequest("chrome-search://test/valid.js", true,
 176                             kNonInstantRendererPID, 0));
 177   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 178   request.reset(MockRequest("chrome-search://test/valid.js", true,
 179                             kInvalidRendererPID, 0));
 180   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 181 }
 182
 183 TEST_F(IframeSourceTest, GetMimeType) {
 184   // URLDataManagerBackend does not include / in path_and_query.
 185   EXPECT_EQ("text/html", source()->GetMimeType("foo.html"));
 186   EXPECT_EQ("application/javascript", source()->GetMimeType("foo.js"));
 187   EXPECT_EQ("text/css", source()->GetMimeType("foo.css"));
 188   EXPECT_EQ("image/png", source()->GetMimeType("foo.png"));
 189   EXPECT_EQ("", source()->GetMimeType("bogus"));
 190 }
 191
 192 TEST_F(IframeSourceTest, SendResource) {
 193   SendResource(IDR_MOST_VISITED_TITLE_HTML);
 194   EXPECT_FALSE(response_string().empty());
 195 }
 196
 197 TEST_F(IframeSourceTest, SendJSWithOrigin) {
 198   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kInstantRendererPID, 0);
 199   EXPECT_FALSE(response_string().empty());
 200   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kNonInstantRendererPID, 0);
 201   EXPECT_FALSE(response_string().empty());
 202   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kInvalidRendererPID, 0);
 203   EXPECT_TRUE(response_string().empty());
 204 }