// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef GOOGLE_APIS_GOOGLE_API_KEYS_UNITTEST_H_
#define GOOGLE_APIS_GOOGLE_API_KEYS_UNITTEST_H_

#include <array>
#include <memory>
#include <string>

#include "base/environment.h"
#include "google_apis/google_api_keys.h"
#include "testing/gtest/include/gtest/gtest.h"

struct EnvironmentCache {
  std::string variable_name;
  bool was_set = false;
  std::string value;
};

class GoogleAPIKeysTest : public testing::Test {
 public:
  GoogleAPIKeysTest();
  ~GoogleAPIKeysTest() override;
  void SetUp() override;
  void TearDown() override;

 private:
  std::unique_ptr<base::Environment> env_;

#if !BUILDFLAG(SUPPORT_CDM_SERVER_CERTIFICATE)
  // For GOOGLE_API_KEY, GOOGLE_DEFAULT_CLIENT_ID and
  // GOOGLE_DEFAULT_CLIENT_SECRET.
  static constexpr int kApiKeysCacheLength = 3;
#else
  // For all the above plus GOOGLE_CDM_CERTIFICATE.
  static constexpr int kApiKeysCacheLength = 4;
#endif

  // This is the number of different clients in the OAuth2Client enumeration,
  // and for each of these we have both an ID and a secret.
  static constexpr int kOAuth2CacheLength = 2 * google_apis::CLIENT_NUM_ITEMS;
  static constexpr int kTotalCacheLength =
      kApiKeysCacheLength + kOAuth2CacheLength;

  std::array<EnvironmentCache, kTotalCacheLength> env_cache_;
};

#endif  // GOOGLE_APIS_GOOGLE_API_KEYS_UNITTEST_H_