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new af42a71f452 Add SQLFederationRelConverterTest (#37332)
af42a71f452 is described below
commit af42a71f452100657beba976274be3da1b8a50c5
Author: Liang Zhang <[email protected]>
AuthorDate: Wed Dec 10 19:58:44 2025 +0800
Add SQLFederationRelConverterTest (#37332)
---
.../converter/SQLFederationRelConverterTest.java | 90 ++++++++++++++++++++++
1 file changed, 90 insertions(+)
diff --git
a/kernel/sql-federation/compiler/src/test/java/org/apache/shardingsphere/sqlfederation/compiler/rel/converter/SQLFederationRelConverterTest.java
b/kernel/sql-federation/compiler/src/test/java/org/apache/shardingsphere/sqlfederation/compiler/rel/converter/SQLFederationRelConverterTest.java
new file mode 100644
index 00000000000..7e064aaaa07
--- /dev/null
+++
b/kernel/sql-federation/compiler/src/test/java/org/apache/shardingsphere/sqlfederation/compiler/rel/converter/SQLFederationRelConverterTest.java
@@ -0,0 +1,90 @@
+/*
+ * 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.sqlfederation.compiler.rel.converter;
+
+import org.apache.calcite.adapter.enumerable.EnumerableConvention;
+import org.apache.calcite.config.CalciteConnectionConfigImpl;
+import org.apache.calcite.jdbc.CalciteSchema;
+import org.apache.calcite.rel.RelRoot;
+import org.apache.calcite.rel.type.RelDataType;
+import org.apache.calcite.sql.SqlNode;
+import org.apache.calcite.sql.fun.SqlStdOperatorTable;
+import org.apache.calcite.sql.parser.SqlParseException;
+import org.apache.calcite.sql.parser.SqlParser;
+import org.apache.shardingsphere.database.connector.core.type.DatabaseType;
+import org.apache.shardingsphere.infra.spi.type.typed.TypedSPILoader;
+import org.apache.shardingsphere.parser.rule.SQLParserRule;
+import
org.apache.shardingsphere.sqlfederation.compiler.context.CompilerContext;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.util.Collections;
+import java.util.Properties;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+@ExtendWith(MockitoExtension.class)
+class SQLFederationRelConverterTest {
+
+ @Mock
+ private SQLParserRule sqlParserRule;
+
+ private CalciteSchema calciteSchema;
+
+ private SQLFederationRelConverter converter;
+
+ private SqlNode sqlNode;
+
+ @BeforeEach
+ void setUp() throws SqlParseException {
+ calciteSchema = CalciteSchema.createRootSchema(true);
+ CompilerContext compilerContext = new CompilerContext(sqlParserRule,
calciteSchema, new CalciteConnectionConfigImpl(new Properties()),
Collections.singleton(SqlStdOperatorTable.instance()));
+ DatabaseType databaseType =
TypedSPILoader.getService(DatabaseType.class, "FIXTURE");
+ converter = new SQLFederationRelConverter(compilerContext,
Collections.singletonList("public"), databaseType,
EnumerableConvention.INSTANCE);
+ sqlNode = SqlParser.create("SELECT 1").parseQuery();
+ }
+
+ @Test
+ void assertGetSchemaPlus() {
+ assertThat(converter.getSchemaPlus().getName(),
is(calciteSchema.plus().getName()));
+ }
+
+ @Test
+ void assertConvertQuery() {
+ RelRoot relRoot = converter.convertQuery(sqlNode, true, true);
+ assertNotNull(relRoot.rel);
+ assertNotNull(relRoot.validatedRowType);
+ }
+
+ @Test
+ void assertGetValidatedNodeType() {
+ converter.convertQuery(sqlNode, true, true);
+ RelDataType validatedType = converter.getValidatedNodeType(sqlNode);
+ assertThat(validatedType.getFieldCount(), is(1));
+ }
+
+ @Test
+ void assertGetCluster() {
+ assertNotNull(converter.getCluster().getPlanner());
+ }
+}
