// Copyright 2015 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 "chrome/browser/favicon/chrome_fallback_icon_client.h"

#include "base/macros.h"
#include "base/strings/utf_string_conversions.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"

TEST(ChromeFallbackIconClientTest, GetFontNameList) {
  ChromeFallbackIconClient client;
  // Just ensure non-empty, otherwise not checking the actual font.
  EXPECT_FALSE(client.GetFontNameList().empty());
}

TEST(ChromeFallbackIconClientTest, GetFallbackIconText) {
  struct {
    const char* url_str;
    const char* expected;
  } test_cases[] = {
    // Test vacuous or invalid cases.
    {"", ""},
    {"http:///", ""},
    {"this is not an URL", ""},
    {"!@#$%^&*()", ""},
    // Test URLs with a domain in the registry.
    {"http://www.google.com/", "G"},
    {"ftp://GOogLE.com/", "G"},
    {"https://www.google.com:8080/path?query#ref", "G"},
    {"http://www.amazon.com", "A"},
    {"http://zmzaon.co.uk/", "Z"},
    {"http://w-3.137.org", "1"},
    // Test URLs with a domian not in the registry.
    {"http://localhost/", "L"},
    {"chrome-search://local-ntp/local-ntp.html", "L"},
    // Test IP URLs.
    {"http://192.168.0.1/", "IP"},
    {"http://[2001:4860:4860::8888]/", "IP"},
    // Miscellaneous edge cases.
    {"http://www..com/", "."},
    {"http://ip.ip/", "I"},
    // xn-- related cases: we're not supporint xn-- yet
    {"http://xn--oogle-60a/", "X"},
    {"http://xn-oogle-60a/", "X"},
  };
  for (size_t i = 0; i < arraysize(test_cases); ++i) {
    ChromeFallbackIconClient client;
    base::string16 expected = base::ASCIIToUTF16(test_cases[i].expected);
    GURL url(test_cases[i].url_str);
    EXPECT_EQ(expected, client.GetFallbackIconText(url))
        << " for test_cases[" << i << "]";
  }
}