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 const int kNonInstantRendererPID = 0;
  26 const char kNonInstantOrigin[] = "http://evil";
  27 const int kInstantRendererPID = 1;
  28 const char kInstantOrigin[] = "chrome-search://instant";
  29 const int kInvalidRendererPID = 42;
  30
  31 class TestIframeSource : public IframeSource {
  32  public:
  33   using IframeSource::GetMimeType;
  34   using IframeSource::ShouldServiceRequest;
  35   using IframeSource::SendResource;
  36   using IframeSource::SendJSWithOrigin;
  37
  38  protected:
  39   virtual std::string GetSource() const OVERRIDE {
  40     return "test";
  41   }
  42
  43   virtual bool ServesPath(const std::string& path) const OVERRIDE {
  44     return path == "/valid.html" || path == "/valid.js";
  45   }
  46
  47   virtual 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
  54   // RenderFrameHost is hard to mock in concert with everything else, so stub
  55   // this method out for testing.
  56   virtual bool GetOrigin(
  57       int process_id,
  58       int render_frame_id,
  59       std::string* origin) const OVERRIDE {
  60     if (process_id == kInstantRendererPID) {
  61       *origin = kInstantOrigin;
  62       return true;
  63     }
  64     if (process_id == kNonInstantRendererPID) {
  65       *origin = kNonInstantOrigin;
  66       return true;
  67     }
  68     return false;
  69   }
  70 };
  71
  72 class IframeSourceTest : public testing::Test {
  73  public:
  74   // net::URLRequest wants to be executed with a message loop that has TYPE_IO.
  75   // InstantIOContext needs to be created on the UI thread and have everything
  76   // else happen on the IO thread. This setup is a hacky way to satisfy all
  77   // those constraints.
  78   IframeSourceTest()
  79       : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP),
  80         resource_context_(&test_url_request_context_),
  81         instant_io_context_(NULL),
  82         response_(NULL) {
  83   }
  84
  85   TestIframeSource* source() { return source_.get(); }
  86
  87   std::string response_string() {
  88     if (response_.get()) {
  89       return std::string(response_->front_as<char>(), response_->size());
  90     }
  91     return "";
  92   }
  93
  94   net::URLRequest* MockRequest(
  95       const std::string& url,
  96       bool allocate_info,
  97       int render_process_id,
  98       int render_frame_id) {
  99     net::URLRequest* request =
 100         new net::URLRequest(GURL(url),
 101                             net::DEFAULT_PRIORITY,
 102                             NULL,
 103                             resource_context_.GetRequestContext());
 104     if (allocate_info) {
 105       content::ResourceRequestInfo::AllocateForTesting(request,
 106                                                        ResourceType::SUB_FRAME,
 107                                                        &resource_context_,
 108                                                        render_process_id,
 109                                                        render_frame_id,
 110                                                        MSG_ROUTING_NONE,
 111                                                        false);
 112     }
 113     return request;
 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   virtual 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   virtual void TearDown() {
 141     source_.reset();
 142   }
 143
 144   void SaveResponse(base::RefCountedMemory* data) {
 145     response_ = data;
 146   }
 147
 148   content::TestBrowserThreadBundle thread_bundle_;
 149
 150   net::TestURLRequestContext test_url_request_context_;
 151   content::MockResourceContext resource_context_;
 152   scoped_ptr<TestIframeSource> source_;
 153   content::URLDataSource::GotDataCallback callback_;
 154   scoped_refptr<InstantIOContext> instant_io_context_;
 155   scoped_refptr<base::RefCountedMemory> response_;
 156 };
 157
 158 TEST_F(IframeSourceTest, ShouldServiceRequest) {
 159   scoped_ptr<net::URLRequest> request;
 160   request.reset(MockRequest("http://test/loader.js", true,
 161                             kNonInstantRendererPID, 0));
 162   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 163   request.reset(MockRequest("chrome-search://bogus/valid.js", true,
 164                             kInstantRendererPID, 0));
 165   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 166   request.reset(MockRequest("chrome-search://test/bogus.js", true,
 167                             kInstantRendererPID, 0));
 168   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 169   request.reset(MockRequest("chrome-search://test/valid.js", true,
 170                             kInstantRendererPID, 0));
 171   EXPECT_TRUE(source()->ShouldServiceRequest(request.get()));
 172   request.reset(MockRequest("chrome-search://test/valid.js", true,
 173                             kNonInstantRendererPID, 0));
 174   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 175   request.reset(MockRequest("chrome-search://test/valid.js", true,
 176                             kInvalidRendererPID, 0));
 177   EXPECT_FALSE(source()->ShouldServiceRequest(request.get()));
 178 }
 179
 180 TEST_F(IframeSourceTest, GetMimeType) {
 181   // URLDataManagerBackend does not include / in path_and_query.
 182   EXPECT_EQ("text/html", source()->GetMimeType("foo.html"));
 183   EXPECT_EQ("application/javascript", source()->GetMimeType("foo.js"));
 184   EXPECT_EQ("text/css", source()->GetMimeType("foo.css"));
 185   EXPECT_EQ("image/png", source()->GetMimeType("foo.png"));
 186   EXPECT_EQ("", source()->GetMimeType("bogus"));
 187 }
 188
 189 TEST_F(IframeSourceTest, SendResource) {
 190   SendResource(IDR_MOST_VISITED_TITLE_HTML);
 191   EXPECT_FALSE(response_string().empty());
 192 }
 193
 194 TEST_F(IframeSourceTest, SendJSWithOrigin) {
 195   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kInstantRendererPID, 0);
 196   EXPECT_FALSE(response_string().empty());
 197   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kNonInstantRendererPID, 0);
 198   EXPECT_FALSE(response_string().empty());
 199   SendJSWithOrigin(IDR_MOST_VISITED_TITLE_JS, kInvalidRendererPID, 0);
 200   EXPECT_TRUE(response_string().empty());
 201 }