content/browser/host_zoom_map_impl_browsertest.cc

   1 // Copyright 2015 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 "content/browser/host_zoom_map_impl.h"
   6
   7 #include "content/public/browser/render_process_host.h"
   8 #include "content/public/browser/render_view_host.h"
   9 #include "content/public/browser/web_contents.h"
  10 #include "content/public/test/content_browser_test.h"
  11 #include "content/shell/browser/shell.h"
  12 #include "url/gurl.h"
  13
  14 namespace content {
  15
  16 class HostZoomMapImplBrowserTest : public ContentBrowserTest {
  17 };
  18
  19 void RunTestForURL(const GURL& url,
  20                    Shell* shell,
  21                    double host_zoom_level,
  22                    double temp_zoom_level) {
  23   shell->LoadURL(url);
  24   WebContents* web_contents = shell->web_contents();
  25
  26   HostZoomMapImpl* host_zoom_map = static_cast<HostZoomMapImpl*>(
  27       HostZoomMap::GetForWebContents(web_contents));
  28
  29   int view_id = web_contents->GetRoutingID();
  30   int render_process_id = web_contents->GetRenderProcessHost()->GetID();
  31
  32   // Assume caller has set the zoom level to |host_zoom_level| using
  33   // either a host or host+scheme entry in the HostZoomMap prior to
  34   // calling this function.
  35   EXPECT_DOUBLE_EQ(host_zoom_level, host_zoom_map->GetZoomLevelForView(
  36                                         url, render_process_id, view_id));
  37
  38   // Make sure that GetZoomLevelForView() works for temporary zoom levels.
  39   host_zoom_map->SetTemporaryZoomLevel(render_process_id, view_id,
  40                                        temp_zoom_level);
  41   EXPECT_DOUBLE_EQ(temp_zoom_level, host_zoom_map->GetZoomLevelForView(
  42                                         url, render_process_id, view_id));
  43   // Clear the temporary zoom level in case subsequent test calls use the same
  44   // web_contents.
  45   host_zoom_map->ClearTemporaryZoomLevel(render_process_id, view_id);
  46 }
  47
  48 // Test to make sure that GetZoomForView() works properly for zoom levels
  49 // stored by host value, and can distinguish temporary zoom levels from
  50 // these.
  51 IN_PROC_BROWSER_TEST_F(HostZoomMapImplBrowserTest, GetZoomForView_Host) {
  52   GURL url("http://abc.com");
  53
  54   HostZoomMap* host_zoom_map =
  55       HostZoomMap::GetForWebContents(shell()->web_contents());
  56
  57   double default_zoom_level = host_zoom_map->GetDefaultZoomLevel();
  58   double host_zoom_level = default_zoom_level + 1.0;
  59   double temp_zoom_level = default_zoom_level + 2.0;
  60
  61   host_zoom_map->SetZoomLevelForHost(url.host(), host_zoom_level);
  62
  63   RunTestForURL(url, shell(), host_zoom_level, temp_zoom_level);
  64 }
  65
  66 // Test to make sure that GetZoomForView() works properly for zoom levels
  67 // stored by host and scheme values, and can distinguish temporary zoom levels
  68 // from these.
  69 IN_PROC_BROWSER_TEST_F(HostZoomMapImplBrowserTest,
  70                        GetZoomForView_HostAndScheme) {
  71   GURL url("http://abc.com");
  72
  73   HostZoomMap* host_zoom_map =
  74       HostZoomMap::GetForWebContents(shell()->web_contents());
  75
  76   double default_zoom_level = host_zoom_map->GetDefaultZoomLevel();
  77   double host_zoom_level = default_zoom_level + 1.0;
  78   double temp_zoom_level = default_zoom_level + 2.0;
  79
  80   host_zoom_map->SetZoomLevelForHostAndScheme(url.scheme(), url.host(),
  81                                               host_zoom_level);
  82
  83   RunTestForURL(url, shell(), host_zoom_level, temp_zoom_level);
  84 }
  85
  86 }  // namespace content