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new afce58917e3 Add missing unit tests for DistSQL context and transaction
utils (#37490)
afce58917e3 is described below
commit afce58917e3c229cce961e746be287198d25f419
Author: Liang Zhang <[email protected]>
AuthorDate: Wed Dec 24 13:40:29 2025 +0800
Add missing unit tests for DistSQL context and transaction utils (#37490)
---
.../distsql/DistSQLStatementContextTest.java | 31 ++++++++
.../distsql/ral/common/DistSQLVariableTest.java | 38 ++++++++++
.../proxy/backend/util/TransactionUtilsTest.java | 85 ++++++++++++++++++++++
3 files changed, 154 insertions(+)
diff --git
a/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/distsql/DistSQLStatementContextTest.java
b/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/distsql/DistSQLStatementContextTest.java
new file mode 100644
index 00000000000..9a94ee250e7
--- /dev/null
+++
b/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/distsql/DistSQLStatementContextTest.java
@@ -0,0 +1,31 @@
+/*
+ * 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.proxy.backend.distsql;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.mock;
+
+class DistSQLStatementContextTest {
+
+ @Test
+ void assertGetTablesContext() {
+ assertTrue(new
DistSQLStatementContext(mock()).getTablesContext().getSimpleTables().isEmpty());
+ }
+}
diff --git
a/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/common/DistSQLVariableTest.java
b/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/common/DistSQLVariableTest.java
new file mode 100644
index 00000000000..9f6d2d6410a
--- /dev/null
+++
b/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/handler/distsql/ral/common/DistSQLVariableTest.java
@@ -0,0 +1,38 @@
+/*
+ * 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.proxy.backend.handler.distsql.ral.common;
+
+import
org.apache.shardingsphere.infra.exception.kernel.syntax.UnsupportedVariableException;
+import org.junit.jupiter.api.Test;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+
+class DistSQLVariableTest {
+
+ @Test
+ void assertGetValueOfExistingVariable() {
+ assertThat(DistSQLVariable.getValueOf("cached_connections"),
is(DistSQLVariable.CACHED_CONNECTIONS));
+ }
+
+ @Test
+ void assertGetValueOfUnsupportedVariable() {
+ assertThrows(UnsupportedVariableException.class, () ->
DistSQLVariable.getValueOf("unsupported"));
+ }
+}
diff --git
a/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/util/TransactionUtilsTest.java
b/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/util/TransactionUtilsTest.java
new file mode 100644
index 00000000000..9b3c1017f21
--- /dev/null
+++
b/proxy/backend/core/src/test/java/org/apache/shardingsphere/proxy/backend/util/TransactionUtilsTest.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.proxy.backend.util;
+
+import org.apache.shardingsphere.infra.metadata.database.rule.RuleMetaData;
+import
org.apache.shardingsphere.infra.session.connection.transaction.TransactionConnectionContext;
+import
org.apache.shardingsphere.infra.session.connection.transaction.TransactionManager;
+import org.apache.shardingsphere.mode.manager.ContextManager;
+import org.apache.shardingsphere.proxy.backend.context.ProxyContext;
+import
org.apache.shardingsphere.sql.parser.statement.core.enums.TransactionIsolationLevel;
+import
org.apache.shardingsphere.test.infra.framework.extension.mock.AutoMockExtension;
+import
org.apache.shardingsphere.test.infra.framework.extension.mock.StaticMockSettings;
+import org.apache.shardingsphere.transaction.api.TransactionType;
+import org.apache.shardingsphere.transaction.rule.TransactionRule;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+
+import java.sql.Connection;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+@ExtendWith(AutoMockExtension.class)
+@StaticMockSettings(ProxyContext.class)
+class TransactionUtilsTest {
+
+ @Mock
+ private TransactionManager transactionManager;
+
+ @Test
+ void assertGetTransactionIsolationLevelByEnum() {
+
assertThat(TransactionUtils.getTransactionIsolationLevel(TransactionIsolationLevel.READ_UNCOMMITTED),
is(Connection.TRANSACTION_READ_UNCOMMITTED));
+
assertThat(TransactionUtils.getTransactionIsolationLevel(TransactionIsolationLevel.READ_COMMITTED),
is(Connection.TRANSACTION_READ_COMMITTED));
+
assertThat(TransactionUtils.getTransactionIsolationLevel(TransactionIsolationLevel.REPEATABLE_READ),
is(Connection.TRANSACTION_REPEATABLE_READ));
+
assertThat(TransactionUtils.getTransactionIsolationLevel(TransactionIsolationLevel.SERIALIZABLE),
is(Connection.TRANSACTION_SERIALIZABLE));
+
assertThat(TransactionUtils.getTransactionIsolationLevel(TransactionIsolationLevel.NONE),
is(Connection.TRANSACTION_NONE));
+ }
+
+ @Test
+ void assertGetTransactionIsolationLevelByInt() {
+
assertThat(TransactionUtils.getTransactionIsolationLevel(Connection.TRANSACTION_READ_UNCOMMITTED),
is(TransactionIsolationLevel.READ_UNCOMMITTED));
+
assertThat(TransactionUtils.getTransactionIsolationLevel(Connection.TRANSACTION_READ_COMMITTED),
is(TransactionIsolationLevel.READ_COMMITTED));
+
assertThat(TransactionUtils.getTransactionIsolationLevel(Connection.TRANSACTION_REPEATABLE_READ),
is(TransactionIsolationLevel.REPEATABLE_READ));
+
assertThat(TransactionUtils.getTransactionIsolationLevel(Connection.TRANSACTION_SERIALIZABLE),
is(TransactionIsolationLevel.SERIALIZABLE));
+ assertThat(TransactionUtils.getTransactionIsolationLevel(-1),
is(TransactionIsolationLevel.NONE));
+ }
+
+ @Test
+ void assertGetTransactionTypeFromContext() {
+ TransactionConnectionContext transactionContext = new
TransactionConnectionContext();
+ transactionContext.beginTransaction(TransactionType.XA.name(),
transactionManager);
+ assertThat(TransactionUtils.getTransactionType(transactionContext),
is(TransactionType.XA));
+ }
+
+ @Test
+ void assertGetTransactionTypeFromDefaultRule() {
+ TransactionRule transactionRule = mock(TransactionRule.class);
+
when(transactionRule.getDefaultType()).thenReturn(TransactionType.BASE);
+ RuleMetaData globalRuleMetaData = mock(RuleMetaData.class);
+
when(globalRuleMetaData.getSingleRule(TransactionRule.class)).thenReturn(transactionRule);
+ ContextManager contextManager = mock(ContextManager.class,
RETURNS_DEEP_STUBS);
+
when(contextManager.getMetaDataContexts().getMetaData().getGlobalRuleMetaData()).thenReturn(globalRuleMetaData);
+
when(ProxyContext.getInstance().getContextManager()).thenReturn(contextManager);
+ assertThat(TransactionUtils.getTransactionType(new
TransactionConnectionContext()), is(TransactionType.BASE));
+ }
+}
