[GitHub] [ignite-3] AMashenkov commented on a diff in pull request #2199: [WIP] IGNITE-19726: Sql. Migrate index operations to ScannableTable.

["AMashenkov (via GitHub)" <gi...@apache.org>]

AMashenkov commented on code in PR #2199:
URL: https://github.com/apache/ignite-3/pull/2199#discussion_r1238263250


##########
modules/sql-engine/src/test/java/org/apache/ignite/internal/sql/engine/exec/rel/IndexScanNodeTest.java:
##########
@@ -0,0 +1,288 @@
+/*
+ * 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.ignite.internal.sql.engine.exec.rel;
+
+import static org.junit.jupiter.api.Assertions.assertArrayEquals;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.util.ArrayList;
+import java.util.BitSet;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.TreeSet;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.Flow.Publisher;
+import java.util.concurrent.Flow.Subscriber;
+import java.util.concurrent.Flow.Subscription;
+import java.util.stream.Collectors;
+import org.apache.calcite.rel.type.RelDataType;
+import org.apache.calcite.rel.type.RelDataTypeFactory;
+import org.apache.calcite.rel.type.RelDataTypeFactory.Builder;
+import org.apache.calcite.sql.type.SqlTypeName;
+import org.apache.ignite.internal.index.ColumnCollation;
+import org.apache.ignite.internal.index.HashIndex;
+import org.apache.ignite.internal.index.IndexDescriptor;
+import org.apache.ignite.internal.index.SortedIndexDescriptor;
+import org.apache.ignite.internal.index.SortedIndexImpl;
+import org.apache.ignite.internal.sql.engine.exec.ExecutionContext;
+import org.apache.ignite.internal.sql.engine.exec.RowHandler.RowFactory;
+import org.apache.ignite.internal.sql.engine.exec.ScannableTable;
+import org.apache.ignite.internal.sql.engine.exec.exp.RangeCondition;
+import org.apache.ignite.internal.sql.engine.metadata.PartitionWithTerm;
+import org.apache.ignite.internal.sql.engine.planner.AbstractPlannerTest.TestTableDescriptor;
+import org.apache.ignite.internal.sql.engine.schema.IgniteIndex;
+import org.apache.ignite.internal.sql.engine.schema.TableDescriptor;
+import org.apache.ignite.internal.sql.engine.trait.IgniteDistributions;
+import org.apache.ignite.internal.sql.engine.util.Commons;
+import org.apache.ignite.internal.table.InternalTable;
+import org.jetbrains.annotations.Nullable;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+
+/**
+ * Test {@link IndexScanNode} execution.
+ */
+public class IndexScanNodeTest extends AbstractExecutionTest {
+
+    /**
+     * Sorted index scan execution.
+     */
+    @Test
+    @SuppressWarnings({"unchecked", "rawtypes"})
+    public void testSortedIndex() {
+        IgniteIndex index = newSortedIndex();
+
+        TestScannableTable<Object[]> scannableTable = new TestScannableTable<>();
+        scannableTable.setPartitionData(0, new Object[]{4}, new Object[]{5});
+        scannableTable.setPartitionData(2, new Object[]{1}, new Object[]{2});
+
+        Comparator<Object[]> cmp = (a, b) -> {
+            Comparable o1 = (Comparable<?>) a[0];
+            Comparable o2 = (Comparable<?>) b[0];
+            return o1.compareTo(o2);
+        };

Review Comment:
   ```suggestion
           Comparator<Object[]> cmp = Comparator.comparing(arr -> (Comparable<Object>)arr[0])
   ```



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