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new 93faa7a35d2 Add SQLFederationPlannerBuilderTest (#37329)
93faa7a35d2 is described below
commit 93faa7a35d2c05d37e57271d57cfeb239e1bfa24
Author: Liang Zhang <[email protected]>
AuthorDate: Wed Dec 10 17:07:37 2025 +0800
Add SQLFederationPlannerBuilderTest (#37329)
---
.../builder/SQLFederationPlannerBuilderTest.java | 84 ++++++++++++++++++++++
1 file changed, 84 insertions(+)
diff --git
a/kernel/sql-federation/compiler/src/test/java/org/apache/shardingsphere/sqlfederation/compiler/planner/builder/SQLFederationPlannerBuilderTest.java
b/kernel/sql-federation/compiler/src/test/java/org/apache/shardingsphere/sqlfederation/compiler/planner/builder/SQLFederationPlannerBuilderTest.java
new file mode 100644
index 00000000000..bb5903bbb83
--- /dev/null
+++
b/kernel/sql-federation/compiler/src/test/java/org/apache/shardingsphere/sqlfederation/compiler/planner/builder/SQLFederationPlannerBuilderTest.java
@@ -0,0 +1,84 @@
+/*
+ * 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.planner.builder;
+
+import lombok.SneakyThrows;
+import org.apache.calcite.adapter.enumerable.EnumerableConvention;
+import org.apache.calcite.adapter.enumerable.EnumerableRules;
+import org.apache.calcite.plan.Convention;
+import org.apache.calcite.plan.ConventionTraitDef;
+import org.apache.calcite.plan.RelOptPlanner;
+import org.apache.calcite.plan.hep.HepPlanner;
+import org.apache.calcite.plan.hep.HepProgram;
+import org.apache.calcite.rel.RelCollationTraitDef;
+import org.apache.calcite.rel.RelNode;
+import org.apache.calcite.rel.convert.ConverterRule;
+import org.junit.jupiter.api.Test;
+import org.mockito.internal.configuration.plugins.Plugins;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.hasItem;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.isA;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class SQLFederationPlannerBuilderTest {
+
+ @Test
+ void assertBuildVolcanoPlannerWithEnumerableConventionAddsRules() {
+ RelOptPlanner actual =
SQLFederationPlannerBuilder.buildVolcanoPlanner(EnumerableConvention.INSTANCE);
+ assertThat(actual.getRelTraitDefs(),
hasItem(ConventionTraitDef.INSTANCE));
+ assertThat(actual.getRelTraitDefs(),
hasItem(RelCollationTraitDef.INSTANCE));
+
assertTrue(actual.getRules().contains(EnumerableRules.ENUMERABLE_JOIN_RULE));
+ assertTrue(actual.getRules().stream().anyMatch(each -> each instanceof
ConverterRule));
+ }
+
+ @Test
+ void assertBuildVolcanoPlannerWithCustomConventionSkipsEnumerableRules() {
+ Convention customConvention = new Convention.Impl("CUSTOM",
RelNode.class);
+ RelOptPlanner actual =
SQLFederationPlannerBuilder.buildVolcanoPlanner(customConvention);
+ assertThat(actual.getRelTraitDefs(),
hasItem(ConventionTraitDef.INSTANCE));
+ assertThat(actual.getRelTraitDefs(),
hasItem(RelCollationTraitDef.INSTANCE));
+
assertFalse(actual.getRules().contains(EnumerableRules.ENUMERABLE_JOIN_RULE));
+ }
+
+ @Test
+ void assertBuildHepPlannerAddsGroupAndGlobalMatchLimits() throws
ReflectiveOperationException {
+ HepPlanner planner = (HepPlanner)
SQLFederationPlannerBuilder.buildHepPlanner();
+ HepProgram program = (HepProgram)
Plugins.getMemberAccessor().get(planner.getClass().getDeclaredField("mainProgram"),
planner);
+ List<?> instructions = new ArrayList<>((List<?>)
Plugins.getMemberAccessor().get(program.getClass().getDeclaredField("instructions"),
program));
+ List<Integer> matchLimits = instructions.stream()
+ .filter(each ->
"org.apache.calcite.plan.hep.HepInstruction$MatchLimit".equals(each.getClass().getName()))
+ .map(this::getLimit)
+ .collect(Collectors.toList());
+ assertThat(planner, isA(HepPlanner.class));
+ assertThat(matchLimits.size(), is(9));
+ assertTrue(matchLimits.contains(1024));
+ assertThat(matchLimits.stream().filter(limit -> 500 == limit).count(),
is(8L));
+ }
+
+ @SneakyThrows(ReflectiveOperationException.class)
+ private int getLimit(final Object matchLimit) {
+ return (int)
Plugins.getMemberAccessor().get(matchLimit.getClass().getDeclaredField("limit"),
matchLimit);
+ }
+}
