Omnibox UI Experiments: Implement scheme-trimming for suggested URLs.

components/omnibox/browser/autocomplete_match_unittest.cc

 // Copyright 2014 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 "components/omnibox/browser/autocomplete_match.h"
 
 #include <stddef.h>
 
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/test/scoped_feature_list.h"
+#include "components/omnibox/browser/omnibox_field_trial.h"
 #include "components/omnibox/browser/test_scheme_classifier.h"
 #include "testing/gtest/include/gtest/gtest.h"
+#include "url/gurl.h"
 
 TEST(AutocompleteMatchTest, MoreRelevant) {
   struct RelevantCases {
     int r1;
     int r2;
     bool expected_result;
   } cases[] = {
     {  10,   0, true  },
     {  10,  -5, true  },
     {  -5,  10, false },
@@ skipping 78 matching lines @@
   // Test an arbitrary complicated case.
   EXPECT_EQ("0,2," "1,0," "2,1," "4,3," "5,7," "6,3," "7,7," "15,1," "17,0",
       AutocompleteMatch::ClassificationsToString(
           AutocompleteMatch::MergeClassifications(
               AutocompleteMatch::ClassificationsFromString(
                   "0,0," "2,1," "4,3," "7,7," "10,6," "15,0"),
               AutocompleteMatch::ClassificationsFromString(
                   "0,2," "1,0," "5,7," "6,1," "17,0"))));
 }
 
+TEST(AutocompleteMatchTest, FormatUrlForSuggestionDisplay) {
+  struct FormatUrlTestData {
+    const std::string url;
+    bool trim_scheme;
+    size_t offset_for_adjustment;
+    const std::string expected_result;
+    size_t expected_adjusted_offset;
+
+    void Validate() {
+      SCOPED_TRACE(testing::Message()
+                   << " url= " << url << " trim_scheme=" << trim_scheme
+                   << " offset_for_adjustment=" << offset_for_adjustment
+                   << " expected_result=" << expected_result
+                   << " expected_adjusted_offset=" << expected_adjusted_offset);
+
+      size_t offset_result = offset_for_adjustment;
+      base::string16 result = AutocompleteMatch::FormatUrlForSuggestionDisplay(
+          GURL(url), trim_scheme, &offset_result);
+
+      EXPECT_EQ(expected_result, base::UTF16ToASCII(result));
+      EXPECT_EQ(expected_adjusted_offset, offset_result);
+    };
+  };
+
+  FormatUrlTestData normal_cases[] = {
+      {"http://google.com", true, 9, "google.com", 2},
+      {"https://google.com", true, 9, "https://google.com", 9},
+      {"http://google.com", false, 9, "http://google.com", 9},
+      {"https://google.com", false, 9, "https://google.com", 9},
+  };
+  for (size_t i = 0; i < arraysize(normal_cases); ++i) {
+    normal_cases[i].Validate();
+  }
+
+  std::unique_ptr<base::test::ScopedFeatureList> feature_list(
+      new base::test::ScopedFeatureList);
+  feature_list->InitAndEnableFeature(
+      omnibox::kUIExperimentHideSuggestionUrlScheme);
+
+  FormatUrlTestData omit_scheme_cases[] = {
+      {"http://google.com", true, 9, "google.com", 2},
+      {"https://google.com", true, 9, "google.com", 1},
+      {"https://username:password@google.com", true, 9, "google.com",
+       base::string16::npos},
+      {"https://username:password@google.com", true, 29, "google.com", 3},
+      {"http://google.com", false, 9, "http://google.com", 9},
+      {"https://google.com", false, 9, "https://google.com", 9},
+      {"http://username:password@google.com", false, 9, "http://google.com",
+       base::string16::npos},
+  };
+  for (size_t i = 0; i < arraysize(omit_scheme_cases); ++i) {
+    omit_scheme_cases[i].Validate();
+  }
+}
+
 TEST(AutocompleteMatchTest, SupportsDeletion) {
   // A non-deletable match with no duplicates.
   AutocompleteMatch m(NULL, 0, false,
                       AutocompleteMatchType::URL_WHAT_YOU_TYPED);
   EXPECT_FALSE(m.SupportsDeletion());
 
   // A deletable match with no duplicates.
   AutocompleteMatch m1(NULL, 0, true,
                        AutocompleteMatchType::URL_WHAT_YOU_TYPED);
   EXPECT_TRUE(m1.SupportsDeletion());
@@ skipping 73 matching lines @@
     m1.destination_url = GURL(cases[i].url1);
     m1.ComputeStrippedDestinationURL(input, nullptr);
     AutocompleteMatch m2(nullptr, 100, false,
                          AutocompleteMatchType::URL_WHAT_YOU_TYPED);
     m2.destination_url = GURL(cases[i].url2);
     m2.ComputeStrippedDestinationURL(input, nullptr);
     EXPECT_EQ(cases[i].expected_duplicate,
               AutocompleteMatch::DestinationsEqual(m1, m2));
   }
 }