| /* |
| * Copyright 2015 Facebook, 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 <folly/futures/Future.h> |
| |
| using namespace folly; |
| |
| TEST(Filter, alwaysTrye) { |
| EXPECT_EQ(42, makeFuture(42).filter([](int){ return true; }).get()); |
| } |
| |
| TEST(Filter, alwaysFalse) { |
| EXPECT_THROW(makeFuture(42).filter([](int){ return false; }).get(), |
| folly::PredicateDoesNotObtain); |
| } |
| |
| TEST(Filter, moveOnlyValue) { |
| EXPECT_EQ(42, |
| *makeFuture(folly::make_unique<int>(42)) |
| .filter([](std::unique_ptr<int> const&) { return true; }) |
| .get()); |
| } |