// Copyright 2016 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/shortcuts_provider_test_util.h"

#include "base/message_loop/message_loop.h"
#include "base/strings/utf_string_conversions.h"
#include "components/omnibox/browser/autocomplete_match.h"
#include "components/omnibox/browser/shortcuts_backend.h"
#include "components/omnibox/browser/shortcuts_provider.h"
#include "components/omnibox/browser/test_scheme_classifier.h"
#include "testing/gtest/include/gtest/gtest.h"

TestShortcutData::TestShortcutData(std::string guid,
                                   std::string text,
                                   std::string fill_into_edit,
                                   std::string destination_url,
                                   std::string contents,
                                   std::string contents_class,
                                   std::string description,
                                   std::string description_class,
                                   ui::PageTransition transition,
                                   AutocompleteMatch::Type type,
                                   std::string keyword,
                                   int days_from_now,
                                   int number_of_hits) {
  this->guid = guid;
  this->text = text;
  this->fill_into_edit = fill_into_edit;
  this->destination_url = destination_url;
  this->contents = contents;
  this->contents_class = contents_class;
  this->description = description;
  this->description_class = description_class;
  this->transition = transition;
  this->type = type;
  this->keyword = keyword;
  this->days_from_now = days_from_now;
  this->number_of_hits = number_of_hits;
}

TestShortcutData::~TestShortcutData() {}

void PopulateShortcutsBackendWithTestData(
    scoped_refptr<ShortcutsBackend> backend,
    TestShortcutData* db,
    size_t db_size) {
  size_t expected_size = backend->shortcuts_map().size() + db_size;
  for (size_t i = 0; i < db_size; ++i) {
    const TestShortcutData& cur = db[i];
    ShortcutsDatabase::Shortcut shortcut(
        cur.guid, base::ASCIIToUTF16(cur.text),
        ShortcutsDatabase::Shortcut::MatchCore(
            base::ASCIIToUTF16(cur.fill_into_edit), GURL(cur.destination_url),
            base::ASCIIToUTF16(cur.contents), cur.contents_class,
            base::ASCIIToUTF16(cur.description), cur.description_class,
            cur.transition, cur.type, base::ASCIIToUTF16(cur.keyword)),
        base::Time::Now() - base::TimeDelta::FromDays(cur.days_from_now),
        cur.number_of_hits);
    backend->AddShortcut(shortcut);
  }
  EXPECT_EQ(expected_size, backend->shortcuts_map().size());
}

void RunShortcutsProviderTest(
    scoped_refptr<ShortcutsProvider> provider,
    const base::string16 text,
    bool prevent_inline_autocomplete,
    const std::vector<ExpectedURLAndAllowedToBeDefault>& expected_urls,
    std::string expected_top_result,
    base::string16 top_result_inline_autocompletion) {
  base::MessageLoop::current()->RunUntilIdle();
  AutocompleteInput input(text, base::string16::npos, std::string(), GURL(),
                          metrics::OmniboxEventProto::INVALID_SPEC,
                          prevent_inline_autocomplete, false, true, true, false,
                          TestSchemeClassifier());
  provider->Start(input, false);
  EXPECT_TRUE(provider->done());

  ACMatches ac_matches = provider->matches();

  // We should have gotten back at most AutocompleteProvider::kMaxMatches.
  EXPECT_LE(ac_matches.size(), AutocompleteProvider::kMaxMatches);

  // If the number of expected and actual matches aren't equal then we need
  // test no further, but let's do anyway so that we know which URLs failed.
  EXPECT_EQ(expected_urls.size(), ac_matches.size());

  for (const auto& expected_url : expected_urls) {
    auto iter = std::find_if(
        ac_matches.begin(), ac_matches.end(),
        [&expected_url](const AutocompleteMatch& match) {
          return expected_url.first == match.destination_url.spec() &&
                 expected_url.second == match.allowed_to_be_default_match;
        });
    EXPECT_TRUE(iter != ac_matches.end());
  }

  // See if we got the expected top scorer.
  if (!ac_matches.empty()) {
    std::partial_sort(ac_matches.begin(), ac_matches.begin() + 1,
                      ac_matches.end(), AutocompleteMatch::MoreRelevant);
    EXPECT_EQ(expected_top_result, ac_matches[0].destination_url.spec());
    EXPECT_EQ(top_result_inline_autocompletion,
              ac_matches[0].inline_autocompletion);
  }
}