[GitHub] [ignite-3] sanpwc commented on a diff in pull request #2122: IGNITE-18963 Altering filters must recalculate data nodes

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

sanpwc commented on code in PR #2122:
URL: https://github.com/apache/ignite-3/pull/2122#discussion_r1211100017


##########
modules/distribution-zones/src/test/java/org/apache/ignite/internal/distributionzones/DistributionZoneManagerAlterFilterTest.java:
##########
@@ -0,0 +1,340 @@
+/*
+ * 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.distributionzones;
+
+import static org.apache.ignite.internal.distributionzones.DistributionZoneManager.DEFAULT_ZONE_ID;
+import static org.apache.ignite.internal.distributionzones.DistributionZoneManager.DEFAULT_ZONE_NAME;
+import static org.apache.ignite.internal.distributionzones.DistributionZoneManager.IMMEDIATE_TIMER_VALUE;
+import static org.apache.ignite.internal.distributionzones.DistributionZoneManager.INFINITE_TIMER_VALUE;
+import static org.apache.ignite.internal.distributionzones.DistributionZonesTestUtil.assertDataNodesFromManager;
+import static org.apache.ignite.internal.distributionzones.DistributionZonesUtil.zoneScaleUpChangeTriggerKey;
+import static org.apache.ignite.internal.testframework.IgniteTestUtils.waitForCondition;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doAnswer;
+
+import java.util.Arrays;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.TimeUnit;
+import java.util.stream.Collectors;
+import org.apache.ignite.internal.cluster.management.topology.api.LogicalNode;
+import org.apache.ignite.internal.metastorage.server.If;
+import org.apache.ignite.network.ClusterNode;
+import org.apache.ignite.network.NetworkAddress;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Test scenarios when filter of a zone is altered and immediate scale up is triggered.
+ */
+public class DistributionZoneManagerAlterFilterTest  extends BaseDistributionZoneManagerTest {
+    private static final String ZONE_NAME = "zone1";
+
+    private static final int ZONE_ID = 1;
+
+    private static final String FILTER = "$[?(@.storage == 'SSD' || @.region == 'US')]";
+
+    private static final LogicalNode A = new LogicalNode(
+            new ClusterNode("1", "A", new NetworkAddress("localhost", 123)),
+            Map.of("region", "US", "storage", "SSD", "dataRegionSize", "10")
+    );
+
+    private static final LogicalNode B = new LogicalNode(
+            new ClusterNode("2", "B", new NetworkAddress("localhost", 123)),
+            Map.of("region", "EU", "storage", "HHD", "dataRegionSize", "30")
+    );
+
+    private static final LogicalNode C = new LogicalNode(
+            new ClusterNode("3", "C", new NetworkAddress("localhost", 123)),
+            Map.of("region", "CN", "storage", "SSD", "dataRegionSize", "20")
+    );
+
+    private static final LogicalNode D = new LogicalNode(
+            new ClusterNode("4", "D", new NetworkAddress("localhost", 123)),
+            Map.of("region", "CN", "storage", "HDD", "dataRegionSize", "20")
+    );
+
+    /**
+     * Tests that node that was added before altering filter is taken into account after altering of a filter and corresponding
+     * immediate scale up.
+     *
+     * @throws Exception If failed.
+     */
+    @Test
+    void testAlterFilter() throws Exception {
+        preparePrerequisites();

Review Comment:
   @BeforeEach?



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