TestIDBResult.cpp - mozsearch

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "IDBResult.h"

#include "gtest/gtest.h"

using mozilla::ErrorResult;

using namespace mozilla::dom::indexedDB;

TEST(IDBResultTest, ConstructWithValue)

  IDBResult<int, IDBSpecialValue::Failure> result(0);

  EXPECT_FALSE(result.isErr() &&

               result.inspectErr().Is(SpecialValues::Failure));

  EXPECT_TRUE(result.isOk());

  EXPECT_EQ(result.unwrap(), 0);

TEST(IDBResultTest, Expand)

  IDBResult<int, IDBSpecialValue::Failure> narrow{

      mozilla::Err(SpecialValues::Failure)};

  IDBResult<int, IDBSpecialValue::Failure, IDBSpecialValue::Invalid> wide{

      narrow.propagateErr()};

  EXPECT_TRUE(wide.isErr() && wide.inspectErr().Is(SpecialValues::Failure));

IDBResult<int, IDBSpecialValue::Failure> ThrowException() {

  return mozilla::Err(IDBException(NS_ERROR_FAILURE));

TEST(IDBResultTest, ThrowException)

  auto result = ThrowException();

  EXPECT_TRUE(result.isErr() &&

              result.inspectErr().Is(SpecialValues::Exception));

  result.unwrapErr().AsException().SuppressException();