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ShardingDataSourceNamesTest.java
98 lines (86 loc) · 5.5 KB
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ShardingDataSourceNamesTest.java
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/*
* 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.shardingsphere.core.rule;
import com.google.common.collect.Sets;
import org.apache.shardingsphere.api.config.masterslave.LoadBalanceStrategyConfiguration;
import org.apache.shardingsphere.api.config.masterslave.MasterSlaveRuleConfiguration;
import org.apache.shardingsphere.api.config.sharding.ShardingRuleConfiguration;
import org.hamcrest.CoreMatchers;
import org.junit.Test;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
public final class ShardingDataSourceNamesTest {
@Test
public void assertGetAllDataSourceNames() {
ShardingRuleConfiguration shardingRuleConfig = new ShardingRuleConfiguration();
shardingRuleConfig.setDefaultDataSourceName("default_ds");
shardingRuleConfig.getMasterSlaveRuleConfigs().add(
new MasterSlaveRuleConfiguration("ms_ds", "master_ds", Collections.singletonList("slave_ds"), new LoadBalanceStrategyConfiguration("ROUND_ROBIN")));
Collection<String> actual = new ShardingDataSourceNames(shardingRuleConfig, Arrays.asList("default_ds", "master_ds", "slave_ds")).getDataSourceNames();
assertThat(actual, CoreMatchers.<Collection<String>>is(Sets.newLinkedHashSet(Arrays.asList("default_ds", "ms_ds"))));
}
@Test
public void assertGetDefaultDataSourceNameWithDefaultDataSourceName() {
ShardingRuleConfiguration shardingRuleConfig = new ShardingRuleConfiguration();
shardingRuleConfig.setDefaultDataSourceName("default_ds");
shardingRuleConfig.getMasterSlaveRuleConfigs().add(
new MasterSlaveRuleConfiguration("ms_ds", "master_ds", Collections.singletonList("slave_ds"), new LoadBalanceStrategyConfiguration("ROUND_ROBIN")));
String actual = new ShardingDataSourceNames(shardingRuleConfig, Arrays.asList("default_ds", "master_ds", "slave_ds")).getDefaultDataSourceName();
assertThat(actual, is("default_ds"));
}
@Test
public void assertGetDefaultDataSourceNameWithoutDefaultDataSourceName() {
ShardingRuleConfiguration shardingRuleConfig = new ShardingRuleConfiguration();
shardingRuleConfig.getMasterSlaveRuleConfigs().add(
new MasterSlaveRuleConfiguration("ms_ds", "master_ds", Collections.singletonList("slave_ds"), new LoadBalanceStrategyConfiguration("ROUND_ROBIN")));
String actual = new ShardingDataSourceNames(shardingRuleConfig, Arrays.asList("default_ds", "master_ds", "slave_ds")).getDefaultDataSourceName();
assertNull(actual);
}
@Test
public void assertGetDefaultDataSourceNameWithOnlyOneDataSourceName() {
ShardingRuleConfiguration shardingRuleConfig = new ShardingRuleConfiguration();
shardingRuleConfig.getMasterSlaveRuleConfigs().add(
new MasterSlaveRuleConfiguration("ms_ds", "master_ds", Collections.singletonList("slave_ds"), new LoadBalanceStrategyConfiguration("ROUND_ROBIN")));
String actual = new ShardingDataSourceNames(shardingRuleConfig, Arrays.asList("master_ds", "slave_ds")).getDefaultDataSourceName();
assertThat(actual, is("ms_ds"));
}
@Test
public void assertGetDefaultDataSourceNameWithMasterSlaveDataSourceName() {
ShardingRuleConfiguration shardingRuleConfig = new ShardingRuleConfiguration();
shardingRuleConfig.getMasterSlaveRuleConfigs().add(
new MasterSlaveRuleConfiguration("ms_ds", "master_ds", Collections.singletonList("slave_ds"), new LoadBalanceStrategyConfiguration("ROUND_ROBIN")));
String actual = new ShardingDataSourceNames(shardingRuleConfig, Arrays.asList("master_ds", "slave_ds")).getRawMasterDataSourceName("ms_ds");
assertThat(actual, is("master_ds"));
}
@Test
public void assertGetDefaultDataSourceNameWithoutMasterSlaveDataSourceName() {
ShardingRuleConfiguration shardingRuleConfig = new ShardingRuleConfiguration();
shardingRuleConfig.setDefaultDataSourceName("default_ds");
shardingRuleConfig.getMasterSlaveRuleConfigs().add(
new MasterSlaveRuleConfiguration("ms_ds", "master_ds", Collections.singletonList("slave_ds"), new LoadBalanceStrategyConfiguration("ROUND_ROBIN")));
String actual = new ShardingDataSourceNames(shardingRuleConfig, Arrays.asList("master_ds", "slave_ds")).getRawMasterDataSourceName("default_ds");
assertThat(actual, is("default_ds"));
}
@Test(expected = IllegalArgumentException.class)
public void assertConstructShardingDataSourceNamesWithNullShardingRuleConfiguration() {
new ShardingDataSourceNames(null, Arrays.asList("master_ds", "slave_ds")).getRawMasterDataSourceName("default_ds");
}
}