[shardingsphere] branch master updated: Add test case for ShardingSphereMetaData.dropDatabase (#18762)

[zh...@apache.org]

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zhangliang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/shardingsphere.git


The following commit(s) were added to refs/heads/master by this push:
     new e0f17198e5e Add test case for ShardingSphereMetaData.dropDatabase (#18762)
e0f17198e5e is described below

commit e0f17198e5e2ddd714d19d33d4cee60b5a9b5c4e
Author: Ziyuan Han <ha...@outlook.com>
AuthorDate: Sat Jul 2 11:47:04 2022 +0800

    Add test case for ShardingSphereMetaData.dropDatabase (#18762)
    
    * Add test case for ShardingSphereMetaData.dropDatabase
---
 .../infra/metadata/ShardingSphereMetaDataTest.java | 85 ++++++++++++++++++++++
 1 file changed, 85 insertions(+)

diff --git a/shardingsphere-infra/shardingsphere-infra-common/src/test/java/org/apache/shardingsphere/infra/metadata/ShardingSphereMetaDataTest.java b/shardingsphere-infra/shardingsphere-infra-common/src/test/java/org/apache/shardingsphere/infra/metadata/ShardingSphereMetaDataTest.java
new file mode 100644
index 00000000000..53021c2662b
--- /dev/null
+++ b/shardingsphere-infra/shardingsphere-infra-common/src/test/java/org/apache/shardingsphere/infra/metadata/ShardingSphereMetaDataTest.java
@@ -0,0 +1,85 @@
+/*
+ * 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.infra.metadata;
+
+import org.apache.shardingsphere.infra.config.props.ConfigurationProperties;
+import org.apache.shardingsphere.infra.database.DefaultDatabase;
+import org.apache.shardingsphere.infra.metadata.database.ShardingSphereDatabase;
+import org.apache.shardingsphere.infra.metadata.database.resource.ShardingSphereResource;
+import org.apache.shardingsphere.infra.metadata.database.rule.ShardingSphereRuleMetaData;
+import org.apache.shardingsphere.infra.rule.identifier.type.ResourceHeldRule;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Answers;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnitRunner;
+
+import javax.sql.DataSource;
+import java.sql.SQLException;
+import java.util.Collections;
+import java.util.LinkedHashMap;
+import java.util.Properties;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+@RunWith(MockitoJUnitRunner.class)
+public final class ShardingSphereMetaDataTest {
+    @Mock
+    private ShardingSphereRuleMetaData globalRuleMetaData;
+    
+    @Mock
+    private ResourceHeldRule<?> shardingRuleMetaDataResourceHeldRule;
+    
+    @Mock
+    private ResourceHeldRule<?> globalRuleMedataResourceHeldRule;
+    
+    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
+    private ShardingSphereDatabase shardingSphereDatabase;
+    
+    @Mock
+    private ShardingSphereResource shardingSphereResource;
+    
+    @Mock
+    private DataSource mockedDataSource;
+    
+    private ShardingSphereMetaData shardingSphereMetaData;
+    
+    @Before
+    public void setUp() throws SQLException {
+        when(shardingSphereDatabase.getName()).thenReturn(DefaultDatabase.LOGIC_NAME);
+        when(shardingSphereDatabase.getResource()).thenReturn(shardingSphereResource);
+        when(shardingSphereDatabase.getResource().getDataSources()).thenReturn(Collections.singletonMap(DefaultDatabase.LOGIC_NAME, mockedDataSource));
+        when(shardingSphereDatabase.getRuleMetaData().findRules(ResourceHeldRule.class)).thenReturn(Collections.singletonList(shardingRuleMetaDataResourceHeldRule));
+        when(globalRuleMetaData.findRules(ResourceHeldRule.class)).thenReturn(Collections.singletonList(globalRuleMedataResourceHeldRule));
+        shardingSphereMetaData = new ShardingSphereMetaData(new LinkedHashMap<>(), globalRuleMetaData, new ConfigurationProperties(new Properties()));
+    }
+    
+    @Test
+    public void assertDropDatabase() {
+        shardingSphereMetaData.getDatabases().put(DefaultDatabase.LOGIC_NAME, shardingSphereDatabase);
+        shardingSphereMetaData.dropDatabase(DefaultDatabase.LOGIC_NAME);
+        Assert.assertThat(shardingSphereMetaData.getDatabases(), is(Collections.emptyMap()));
+        verify(shardingSphereResource).close(mockedDataSource);
+        verify(shardingRuleMetaDataResourceHeldRule).closeStaleResource(DefaultDatabase.LOGIC_NAME);
+        verify(globalRuleMedataResourceHeldRule).closeStaleResource(DefaultDatabase.LOGIC_NAME);
+    }
+}