// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/history/core/browser/url_utils.h"

#include <stddef.h>

#include <array>

#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"

namespace history {

namespace {

TEST(HistoryUrlUtilsTest, HaveSameSchemeHostAndPort) {
  struct TrueCases {
    const char* s1;
    const char* s2;
  };
  auto true_cases = std::to_array<TrueCases>({
      {"http://www.google.com", "http://www.google.com"},
      {"http://www.google.com/a/b", "http://www.google.com/a/b"},
      {"http://www.google.com?test=3", "http://www.google.com/"},
      {"http://www.google.com/#hash", "http://www.google.com/?q"},
      {"http://www.google.com/", "http://www.google.com/test/with/dir/"},
      {"http://www.google.com:360", "http://www.google.com:360/?q=1234"},
      {"http://www.google.com:80", "http://www.google.com/gurl/is/smart"},
      {"http://www.google.com/test", "http://www.google.com/test/with/dir/"},
      {"http://www.google.com/test?", "http://www.google.com/test/with/dir/"},
  });
  for (size_t i = 0; i < std::size(true_cases); ++i) {
    EXPECT_TRUE(HaveSameSchemeHostAndPort(GURL(true_cases[i].s1),
                               GURL(true_cases[i].s2)))
        << " for true_cases[" << i << "]";
  }
  struct FalseCases {
    const char* s1;
    const char* s2;
  };
  auto false_cases = std::to_array<FalseCases>({
      {"http://www.google.co", "http://www.google.com"},
      {"http://google.com", "http://www.google.com"},
      {"http://www.google.com", "https://www.google.com"},
      {"http://www.google.com/path", "http://www.google.com:137/path"},
      {"http://www.google.com/same/dir", "http://www.youtube.com/same/dir"},
  });
  for (size_t i = 0; i < std::size(false_cases); ++i) {
    EXPECT_FALSE(HaveSameSchemeHostAndPort(GURL(false_cases[i].s1),
                                GURL(false_cases[i].s2)))
        << " for false_cases[" << i << "]";
  }
}

TEST(HistoryUrlUtilsTest, IsPathPrefix) {
  struct TrueCases {
    const char* p1;
    const char* p2;
  };
  auto true_cases = std::to_array<TrueCases>({
      {"", ""},
      {"", "/"},
      {"/", "/"},
      {"/a/b", "/a/b"},
      {"/", "/test/with/dir/"},
      {"/test", "/test/with/dir/"},
      {"/test/", "/test/with/dir"},
  });
  for (size_t i = 0; i < std::size(true_cases); ++i) {
    EXPECT_TRUE(IsPathPrefix(true_cases[i].p1, true_cases[i].p2))
        << " for true_cases[" << i << "]";
  }
  struct FalseCases {
    const char* p1;
    const char* p2;
  };
  auto false_cases = std::to_array<FalseCases>({
      {"/test", ""},
      {"/", ""},          // Arguable.
      {"/a/b/", "/a/b"},  // Arguable.
      {"/te", "/test"},
      {"/test", "/test-bed"},
      {"/test-", "/test"},
  });
  for (size_t i = 0; i < std::size(false_cases); ++i) {
    EXPECT_FALSE(IsPathPrefix(false_cases[i].p1, false_cases[i].p2))
        << " for false_cases[" << i << "]";
  }
}

TEST(HistoryUrlUtilsTest, ToggleHTTPAndHTTPS) {
  EXPECT_EQ(GURL("http://www.google.com/test?q#r"),
            ToggleHTTPAndHTTPS(GURL("https://www.google.com/test?q#r")));
  EXPECT_EQ(GURL("https://www.google.com:137/"),
            ToggleHTTPAndHTTPS(GURL("http://www.google.com:137/")));
  EXPECT_EQ(GURL(), ToggleHTTPAndHTTPS(GURL("ftp://www.google.com/")));
}

TEST(HistoryUrlUtilsTest, HostForTopHosts) {
  EXPECT_EQ("foo.com", HostForTopHosts(GURL("https://foo.com/bar")));
  EXPECT_EQ("foo.com", HostForTopHosts(GURL("http://foo.com:999/bar")));
  EXPECT_EQ("foo.com", HostForTopHosts(GURL("http://www.foo.com/bar")));
  EXPECT_EQ("foo.com", HostForTopHosts(GURL("HtTP://WWw.FoO.cOM/BAR")));
}

}  // namespace

}  // namespace history