// 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 "device/bluetooth/bluetooth_device.h"

#include "base/macros.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace device {

TEST(BluetoothDeviceTest, CanonicalizeAddressFormat_AcceptsAllValidFormats) {
  // There are three valid separators (':', '-', and none).
  // Case shouldn't matter.
  const char* const kValidFormats[] = {
    "1A:2B:3C:4D:5E:6F",
    "1a:2B:3c:4D:5e:6F",
    "1a:2b:3c:4d:5e:6f",
    "1A-2B-3C-4D-5E-6F",
    "1a-2B-3c-4D-5e-6F",
    "1a-2b-3c-4d-5e-6f",
    "1A2B3C4D5E6F",
    "1a2B3c4D5e6F",
    "1a2b3c4d5e6f",
  };

  for (size_t i = 0; i < arraysize(kValidFormats); ++i) {
    SCOPED_TRACE(std::string("Input format: '") + kValidFormats[i] + "'");
    EXPECT_EQ("1A:2B:3C:4D:5E:6F",
              BluetoothDevice::CanonicalizeAddress(kValidFormats[i]));
  }
}

TEST(BluetoothDeviceTest, CanonicalizeAddressFormat_RejectsInvalidFormats) {
  const char* const kValidFormats[] = {
    // Empty string.
    "",
    // Too short.
    "1A:2B:3C:4D:5E",
    // Too long.
    "1A:2B:3C:4D:5E:6F:70",
    // Missing a separator.
    "1A:2B:3C:4D:5E6F",
    // Mixed separators.
    "1A:2B-3C:4D-5E:6F",
    // Invalid characters.
    "1A:2B-3C:4D-5E:6X",
    // Separators in the wrong place.
    "1:A2:B3:C4:D5:E6F",
  };

  for (size_t i = 0; i < arraysize(kValidFormats); ++i) {
    SCOPED_TRACE(std::string("Input format: '") + kValidFormats[i] + "'");
    EXPECT_EQ(std::string(),
              BluetoothDevice::CanonicalizeAddress(kValidFormats[i]));
  }
}

}  // namespace device