| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.cassandra.service.snapshot; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.time.Instant; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Arrays; |
| |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| |
| import static org.apache.cassandra.utils.Clock.Global.currentTimeMillis; |
| import static org.assertj.core.api.Assertions.assertThatIOException; |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import org.apache.cassandra.config.DurationSpec; |
| import org.apache.cassandra.io.util.File; |
| import org.apache.cassandra.io.util.FileOutputStreamPlus; |
| |
| public class SnapshotManifestTest |
| { |
| @Rule |
| public TemporaryFolder tempFolder = new TemporaryFolder(); |
| |
| @Test |
| public void testDeserializeFromInvalidFile() throws IOException { |
| File manifestFile = new File(tempFolder.newFile("invalid")); |
| assertThatIOException().isThrownBy( |
| () -> { |
| SnapshotManifest.deserializeFromJsonFile(manifestFile); |
| }); |
| |
| FileOutputStreamPlus out = new FileOutputStreamPlus(manifestFile); |
| out.write(1); |
| out.write(2); |
| out.write(3); |
| out.close(); |
| assertThatIOException().isThrownBy( |
| () -> SnapshotManifest.deserializeFromJsonFile(manifestFile)); |
| } |
| |
| @Test |
| public void testDeserializeManifest() throws IOException |
| { |
| Map<String, Object> map = new HashMap<>(); |
| String createdAt = "2021-07-03T10:37:30Z"; |
| String expiresAt = "2021-08-03T10:37:30Z"; |
| map.put("created_at", createdAt); |
| map.put("expires_at", expiresAt); |
| map.put("files", Arrays.asList("db1", "db2", "db3")); |
| |
| ObjectMapper mapper = new ObjectMapper(); |
| File manifestFile = new File(tempFolder.newFile("manifest.json")); |
| mapper.writeValue((OutputStream) new FileOutputStreamPlus(manifestFile), map); |
| SnapshotManifest manifest = SnapshotManifest.deserializeFromJsonFile(manifestFile); |
| |
| assertThat(manifest.getExpiresAt()).isEqualTo(Instant.parse(expiresAt)); |
| assertThat(manifest.getCreatedAt()).isEqualTo(Instant.parse(createdAt)); |
| assertThat(manifest.getFiles()).contains("db1").contains("db2").contains("db3").hasSize(3); |
| } |
| |
| @Test |
| public void testOptionalFields() throws IOException { |
| Map<String, Object> map = new HashMap<>(); |
| map.put("files", Arrays.asList("db1", "db2", "db3")); |
| ObjectMapper mapper = new ObjectMapper(); |
| File manifestFile = new File(tempFolder.newFile("manifest.json")); |
| mapper.writeValue((OutputStream) new FileOutputStreamPlus(manifestFile), map); |
| SnapshotManifest manifest = SnapshotManifest.deserializeFromJsonFile(manifestFile); |
| |
| assertThat(manifest.getExpiresAt()).isNull(); |
| assertThat(manifest.getCreatedAt()).isNull(); |
| assertThat(manifest.getFiles()).contains("db1").contains("db2").contains("db3").hasSize(3); |
| } |
| |
| @Test |
| public void testIngoredFields() throws IOException { |
| Map<String, Object> map = new HashMap<>(); |
| map.put("files", Arrays.asList("db1", "db2", "db3")); |
| map.put("dummy", "dummy"); |
| ObjectMapper mapper = new ObjectMapper(); |
| File manifestFile = new File(tempFolder.newFile("manifest.json")); |
| mapper.writeValue((OutputStream) new FileOutputStreamPlus(manifestFile), map); |
| SnapshotManifest manifest = SnapshotManifest.deserializeFromJsonFile(manifestFile); |
| assertThat(manifest.getFiles()).contains("db1").contains("db2").contains("db3").hasSize(3); |
| } |
| |
| @Test |
| public void testSerializeAndDeserialize() throws Exception { |
| SnapshotManifest manifest = new SnapshotManifest(Arrays.asList("db1", "db2", "db3"), new DurationSpec.IntSecondsBound("2m"), Instant.ofEpochMilli(currentTimeMillis())); |
| File manifestFile = new File(tempFolder.newFile("manifest.json")); |
| |
| manifest.serializeToJsonFile(manifestFile); |
| manifest = SnapshotManifest.deserializeFromJsonFile(manifestFile); |
| assertThat(manifest.getExpiresAt()).isNotNull(); |
| assertThat(manifest.getCreatedAt()).isNotNull(); |
| assertThat(manifest.getFiles()).contains("db1").contains("db2").contains("db3").hasSize(3); |
| } |
| } |