Supporting high dpi favicons in Instant Extended.

chrome/renderer/searchbox/searchbox_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/basictypes.h"
 #include "chrome/common/instant_types.h"
 #include "googleurl/src/gurl.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace internal {
 
 // Defined in searchbox_extension.cc
 bool GetInstantRestrictedIDFromURL(int render_view_id,
                                    const GURL& url,
                                    InstantRestrictedID* id);
 
+// Defined in searchbox_extension.cc
+bool ParseRestrictedFaviconUrl(int render_view_id,
+                               const GURL& url,
+                               std::string* favicon_params,
+                               InstantRestrictedID* rid);
+
 TEST(SearchBoxUtilTest, GetInstantRestrictedIDFromTransientURL) {
   const int kInvalidRenderViewID = 920;
   const int kValidRenderViewID = 1;
 
   const struct {
     int render_view_id;
     GURL transient_url;
     InstantRestrictedID expected_rid;
     bool expected_return_val;
   } test_cases[] = {
@@ skipping 23 matching lines @@
   InstantRestrictedID rid = 0;
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_cases); ++i) {
     bool return_val = GetInstantRestrictedIDFromURL(
         test_cases[i].render_view_id, test_cases[i].transient_url, &rid);
     EXPECT_EQ(test_cases[i].expected_return_val, return_val);
     EXPECT_EQ(test_cases[i].expected_rid, rid);
     rid = 0;
   }
 }
 
+TEST(SearchBoxUtilTest, ParseRestrictedFaviconTransientUrl) {
+  const int kInvalidRenderViewID = 920;
+  const int kValidRenderViewID = 1;
+
+  const struct {
+    int render_view_id;
+    GURL transient_url;
+    std::string expected_favicon_params;
+    InstantRestrictedID expected_rid;
+    bool expected_return_val;
+  } test_cases[] = {
+    // RenderView ID matches the view id specified in the transient url.
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/1/2"),
+      "",
+      2,
+      true
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/size/16@2x/1/2"),
+      "size/16@2x/",
+      2,
+      true
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/largest/1/2"),
+      "largest/",
+      2,
+      true
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/origin/1/2"),
+      "origin/",
+      2,
+      true
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/iconurl/1/2"),
+      "iconurl/",
+      2,
+      true
+    },
+
+    // RenderView ID does not match the view id specified in the transient url.
+    {
+      kInvalidRenderViewID,
+      GURL("chrome-search://favicon/1/2"),
+      "",
+      0,
+      false
+    },
+    {
+      kInvalidRenderViewID,
+      GURL("chrome-search://favicon/size/16@2x/1/2"),
+      "",
+      0,
+      false
+    },
+    {
+      kInvalidRenderViewID,
+      GURL("chrome-search://favicon/largest/1/2"),
+      "",
+      0,
+      false
+    },
+    {
+      kInvalidRenderViewID,
+      GURL("chrome-search://favicon/origin/1/2"),
+      "",
+      0,
+      false
+    },
+    {
+      kInvalidRenderViewID,
+      GURL("chrome-search://favicon/iconurl/1/2"),
+      "",
+      0,
+      false
+    },
+
+    // Invalid transient urls.
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon"),
+      "",
+      0,
+      false
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/"),
+      "",
+      0,
+      false
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/size"),
+      "",
+      0,
+      false
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/size/16@2x"),
+      "",
+      0,
+      false
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/size/16@2x/123"),
+      "",
+      0,
+      false
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/size/16@2x/xyz"),
+      "",
+      0,
+      false
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/size/16@2x/123/"),
+      "",
+      0,
+      false
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/size/16@2x/123/xyz"),
+      "",
+      0,
+      false
+    },
+    {
+      kValidRenderViewID,
+      GURL("chrome-search://favicon/invalidparameter/16@2x/1/2"),
+      "",
+      0,
+      false
+    }
+  };
+
+  std::string favicon_params = "";
+  InstantRestrictedID rid = 0;
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_cases); ++i) {
+    bool return_val = ParseRestrictedFaviconUrl(test_cases[i].render_view_id,
+        test_cases[i].transient_url, &favicon_params, &rid);
+    EXPECT_EQ(test_cases[i].expected_return_val, return_val);
+    EXPECT_EQ(test_cases[i].expected_favicon_params, favicon_params);
+    EXPECT_EQ(test_cases[i].expected_rid, rid);
+    favicon_params = "";
+    rid = 0;
+  }
+}
+
 }  // namespace internal