YugabyteDB (2.13.0.0-b42, bfc6a6643e7399ac8a0e81d06a3ee6d6571b33ab)

// Copyright (c) YugaByte, Inc.

//

// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except

// in compliance with the License.  You may obtain a copy of the License at

//

// http://www.apache.org/licenses/LICENSE-2.0

//

// Unless required by applicable law or agreed to in writing, software distributed under the License

// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

// or implied.  See the License for the specific language governing permissions and limitations

// under the License.

//

#include <gtest/gtest.h>

#include "yb/util/result.h"

#include "yb/util/strongly_typed_uuid.h"

#include "yb/util/test_macros.h"

namespace yb {

namespace util {

YB_STRONGLY_TYPED_UUID(TestUuid);

YB_STRONGLY_TYPED_UUID_IMPL(TestUuid);

TEST(TestStronglyTypedUuid, TestBasic) {

  // Assert that constant kUndefined.IsValid() is false and that undefined == undefined.

  ASSERT_TRUE(TestUuid::Nil().IsNil());

  ASSERT_TRUE(TestUuid::Nil() == TestUuid::Nil());

  ASSERT_EQ(TestUuid::Nil(), TestUuid::Nil());

  TestUuid strongly_typed_uuid_0 = TestUuid::GenerateRandom();

  TestUuid strongly_typed_uuid_0_copy = strongly_typed_uuid_0;

  TestUuid strongly_typed_uuid_1 = TestUuid::GenerateRandom();

  // Assert two strongly typed uuids created from the same uuid are equal.

  ASSERT_TRUE(strongly_typed_uuid_0 == strongly_typed_uuid_0_copy);

  ASSERT_EQ(strongly_typed_uuid_0, strongly_typed_uuid_0_copy);

  // Assert two strongly typed uuids created from different uuids are not equal.

  ASSERT_TRUE(strongly_typed_uuid_0 != strongly_typed_uuid_1);

  ASSERT_NE(strongly_typed_uuid_0, strongly_typed_uuid_1);

  // Assert that GenerateUuidFromString and ToString are inverses.

  auto strong_typed_uuid_0_from_string =

      TestUuidFromString(strongly_typed_uuid_0.ToString());

  ASSERT_TRUE(strong_typed_uuid_0_from_string.ok());

  ASSERT_EQ(strongly_typed_uuid_0, *strong_typed_uuid_0_from_string);

  // Assert that generating a uuid from "" is undefined.

  auto uuid_from_string_empty = ASSERT_RESULT(TestUuidFromString(""));

  ASSERT_TRUE(uuid_from_string_empty.IsNil());

  // Assert that uuid from invalid string returns result not okay.

  auto uuid_from_string_invalid = TestUuidFromString("invalid_string");

  LOG(INFO) << "uuid_from_string_invalid: " << uuid_from_string_invalid;

  ASSERT_FALSE(uuid_from_string_invalid.ok());

  // Assert that ToString of undefined uuid returns "<Uuid undefined>".

  ASSERT_EQ(TestUuid::Nil().ToString(), "00000000-0000-0000-0000-000000000000");

  // Assert that * operator and constructor are inverses.

  ASSERT_EQ(strongly_typed_uuid_0, TestUuid(Uuid(*strongly_typed_uuid_0)));

  // Assert that a defined uuid is valid.

  ASSERT_FALSE(strongly_typed_uuid_0.IsNil());

}

} // namespace util

} // namespace yb