| // Copyright (C) 2018 The Android Open Source Project |
| // |
| // 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. |
| |
| package com.google.gerrit.server.cache.serialize; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.gerrit.testing.GerritJUnit.assertThrows; |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| |
| import org.junit.Test; |
| |
| public class EnumCacheSerializerTest { |
| @Test |
| public void serialize() throws Exception { |
| assertRoundTrip(MyEnum.FOO); |
| assertRoundTrip(MyEnum.BAR); |
| assertRoundTrip(MyEnum.BAZ); |
| } |
| |
| @Test |
| public void deserializeInvalidValues() throws Exception { |
| assertDeserializeFails(null); |
| assertDeserializeFails("".getBytes(UTF_8)); |
| assertDeserializeFails("foo".getBytes(UTF_8)); |
| assertDeserializeFails("QUUX".getBytes(UTF_8)); |
| } |
| |
| private enum MyEnum { |
| FOO, |
| BAR, |
| BAZ; |
| } |
| |
| private static void assertRoundTrip(MyEnum e) throws Exception { |
| CacheSerializer<MyEnum> s = new EnumCacheSerializer<>(MyEnum.class); |
| assertThat(s.deserialize(s.serialize(e))).isEqualTo(e); |
| } |
| |
| private static void assertDeserializeFails(byte[] in) { |
| CacheSerializer<MyEnum> s = new EnumCacheSerializer<>(MyEnum.class); |
| assertThrows(RuntimeException.class, () -> s.deserialize(in)); |
| } |
| } |