| /* |
| * 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.schema; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.cassandra.ServerTestUtils; |
| import org.apache.cassandra.config.DatabaseDescriptor; |
| import org.apache.cassandra.db.Keyspace; |
| import org.apache.cassandra.db.Mutation; |
| import org.apache.cassandra.gms.Gossiper; |
| import org.apache.cassandra.utils.FBUtilities; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| |
| public class SchemaTest |
| { |
| @BeforeClass |
| public static void setup() |
| { |
| DatabaseDescriptor.daemonInitialization(); |
| ServerTestUtils.prepareServer(); |
| Schema.instance.loadFromDisk(); |
| } |
| |
| @Test |
| public void testTransKsMigration() throws IOException |
| { |
| assertEquals(0, Schema.instance.getNonSystemKeyspaces().size()); |
| |
| Gossiper.instance.start((int) (System.currentTimeMillis() / 1000)); |
| try |
| { |
| // add a few. |
| saveKeyspaces(); |
| Schema.instance.reloadSchemaAndAnnounceVersion(); |
| |
| assertNotNull(Schema.instance.getKeyspaceMetadata("ks0")); |
| assertNotNull(Schema.instance.getKeyspaceMetadata("ks1")); |
| |
| Schema.instance.transform(keyspaces -> keyspaces.without(Arrays.asList("ks0", "ks1"))); |
| |
| assertNull(Schema.instance.getKeyspaceMetadata("ks0")); |
| assertNull(Schema.instance.getKeyspaceMetadata("ks1")); |
| |
| saveKeyspaces(); |
| Schema.instance.reloadSchemaAndAnnounceVersion(); |
| |
| assertNotNull(Schema.instance.getKeyspaceMetadata("ks0")); |
| assertNotNull(Schema.instance.getKeyspaceMetadata("ks1")); |
| } |
| finally |
| { |
| Gossiper.instance.stop(); |
| } |
| } |
| |
| @Test |
| public void testKeyspaceCreationWhenNotInitialized() { |
| Keyspace.unsetInitialized(); |
| try |
| { |
| SchemaTestUtil.addOrUpdateKeyspace(KeyspaceMetadata.create("test", KeyspaceParams.simple(1)), true); |
| assertNotNull(Schema.instance.getKeyspaceMetadata("test")); |
| assertNull(Schema.instance.getKeyspaceInstance("test")); |
| |
| SchemaTestUtil.dropKeyspaceIfExist("test", true); |
| assertNull(Schema.instance.getKeyspaceMetadata("test")); |
| assertNull(Schema.instance.getKeyspaceInstance("test")); |
| } |
| finally |
| { |
| Keyspace.setInitialized(); |
| } |
| |
| SchemaTestUtil.addOrUpdateKeyspace(KeyspaceMetadata.create("test", KeyspaceParams.simple(1)), true); |
| assertNotNull(Schema.instance.getKeyspaceMetadata("test")); |
| assertNotNull(Schema.instance.getKeyspaceInstance("test")); |
| |
| SchemaTestUtil.dropKeyspaceIfExist("test", true); |
| assertNull(Schema.instance.getKeyspaceMetadata("test")); |
| assertNull(Schema.instance.getKeyspaceInstance("test")); |
| } |
| |
| private void saveKeyspaces() |
| { |
| Collection<Mutation> mutations = Arrays.asList(SchemaKeyspace.makeCreateKeyspaceMutation(KeyspaceMetadata.create("ks0", KeyspaceParams.simple(3)), FBUtilities.timestampMicros()).build(), |
| SchemaKeyspace.makeCreateKeyspaceMutation(KeyspaceMetadata.create("ks1", KeyspaceParams.simple(3)), FBUtilities.timestampMicros()).build()); |
| SchemaKeyspace.applyChanges(mutations); |
| } |
| } |