ringles commented on a change in pull request #6715: URL: https://github.com/apache/geode/pull/6715#discussion_r679303823
########## File path: geode-apis-compatible-with-redis/src/integrationTest/java/org/apache/geode/redis/internal/executor/sortedset/AbstractZRevRangeByScoreIntegrationTest.java ########## @@ -0,0 +1,342 @@ +/* + * 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.geode.redis.internal.executor.sortedset; + +import static org.apache.geode.redis.RedisCommandArgumentsTestHelper.assertAtLeastNArgs; +import static org.apache.geode.redis.internal.RedisConstants.ERROR_MIN_MAX_NOT_A_FLOAT; +import static org.apache.geode.redis.internal.RedisConstants.ERROR_NOT_INTEGER; +import static org.apache.geode.redis.internal.RedisConstants.ERROR_SYNTAX; +import static org.apache.geode.test.dunit.rules.RedisClusterStartupRule.BIND_ADDRESS; +import static org.apache.geode.test.dunit.rules.RedisClusterStartupRule.REDIS_CLIENT_TIMEOUT; +import static org.apache.geode.util.internal.UncheckedUtils.uncheckedCast; +import static org.assertj.core.api.Assertions.assertThat; +import static org.assertj.core.api.Assertions.assertThatThrownBy; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.HashMap; +import java.util.LinkedHashSet; +import java.util.List; +import java.util.Map; +import java.util.Set; + +import junitparams.JUnitParamsRunner; +import org.junit.After; +import org.junit.Before; +import org.junit.Test; +import org.junit.runner.RunWith; +import redis.clients.jedis.HostAndPort; +import redis.clients.jedis.JedisCluster; +import redis.clients.jedis.Protocol; +import redis.clients.jedis.Tuple; + +import org.apache.geode.redis.RedisIntegrationTest; + +@RunWith(JUnitParamsRunner.class) +public abstract class AbstractZRevRangeByScoreIntegrationTest implements RedisIntegrationTest { + private static final String MEMBER_BASE_NAME = "member"; + private static final String KEY = "key"; + private JedisCluster jedis; + private static final List<Double> scores = + Arrays.asList(Double.NEGATIVE_INFINITY, -10.5, 0.0, 10.5, Double.POSITIVE_INFINITY); + + @Before + public void setUp() { + jedis = new JedisCluster(new HostAndPort(BIND_ADDRESS, getPort()), REDIS_CLIENT_TIMEOUT); + } + + @After + public void tearDown() { + flushAll(); + jedis.close(); + } + + @Test + public void shouldError_givenWrongNumberOfArguments() { + assertAtLeastNArgs(jedis, Protocol.Command.ZREVRANGEBYSCORE, 3); + } + + @Test + public void shouldError_givenInvalidMinOrMax() { + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "notANumber", "1")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "1", "notANumber")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "notANumber", "notANumber")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "((", "1")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "1", "((")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "(a", "(b")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "str", "1")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "1", "str")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + assertThatThrownBy(() -> jedis.zrevrangeByScore("fakeKey", "1", "NaN")) + .hasMessageContaining(ERROR_MIN_MAX_NOT_A_FLOAT); + } + + @Test + public void shouldReturnSyntaxError_givenInvalidWithScoresFlag() { + jedis.zadd(KEY, 1.0, MEMBER_BASE_NAME); + assertThatThrownBy( + () -> jedis.sendCommand(KEY, Protocol.Command.ZREVRANGEBYSCORE, KEY, "1", "2", "WITSCOREZ")) + .hasMessageContaining(ERROR_SYNTAX); + } + + @Test + public void shouldReturnEmptyList_givenNonExistentKey() { + assertThat(jedis.zrevrangeByScore("fakeKey", "-inf", "inf")).isEmpty(); + } + + @Test + public void shouldReturnEmptyList_givenMaxLessThanMin() { + jedis.zadd(KEY, 1, "member"); + + // Range -inf >= score >= +inf + assertThat(jedis.zrevrangeByScore(KEY, "-inf", "+inf")).isEmpty(); + } + + @Test + public void shouldReturnElement_givenRangeIncludingScore() { + jedis.zadd(KEY, 1, "member"); + + // Range inf >= score >= -inf + assertThat(jedis.zrevrangeByScore(KEY, "inf", "-inf")) + .containsExactly("member"); + } + + @Test + public void shouldReturnEmptyArray_givenRangeExcludingScore() { + int score = 1; + jedis.zadd(KEY, score, "member"); + + // Range 2 <= score <= 3 + assertThat(jedis.zrevrangeByScore(KEY, score + 2, score + 1)).isEmpty(); + } + + @Test + public void shouldReturnRange_givenMinAndMaxEqualToScore() { + int score = 1; + jedis.zadd(KEY, score, "member"); + + // Range 1 <= score <= 1 + assertThat(jedis.zrevrangeByScore(KEY, score, score)) + .containsExactly("member"); + } + + @Test + public void shouldReturnRange_givenMultipleMembersWithDifferentScores() { + Map<String, Double> map = new HashMap<>(); + + map.put("member1", -10.0); + map.put("member2", 1.0); + map.put("member3", 10.0); + + jedis.zadd(KEY, map); + + // Range -5 <= score <= 15 + assertThat(jedis.zrevrangeByScore(KEY, "15", "-5")) + .containsExactly("member3", "member2"); + } + + @Test + public void shouldReturnRange_givenMultipleMembersWithTheSameScoreAndMinAndMaxEqualToScore() { + Map<String, Double> map = new HashMap<>(); + double score = 1; + map.put("member1", score); + map.put("member2", score); + map.put("member3", score); + + jedis.zadd(KEY, map); + + // Range 1 <= score <= 1 + assertThat(jedis.zrevrangeByScore(KEY, score, score)) + .containsExactly("member3", "member2", "member1"); + } + + @Test + public void shouldReturnRange_basicExclusivity() { + Map<String, Double> map = new HashMap<>(); + + map.put("member0", 0.0); + map.put("member1", 1.0); + map.put("member2", 2.0); + map.put("member3", 3.0); + map.put("member4", 4.0); + + jedis.zadd(KEY, map); + + assertThat(jedis.zrevrangeByScore(KEY, "(3.0", "(1.0")) + .containsExactly("member2"); + assertThat(jedis.zrevrangeByScore(KEY, "(3.0", "1.0")) + .containsExactly("member2", "member1"); + assertThat(jedis.zrevrangeByScore(KEY, "3.0", "(1.0")) + .containsExactly("member3", "member2"); + } + + private Map<String, Double> getExclusiveTestMap() { + Map<String, Double> map = new HashMap<>(); + + map.put("member1", Double.NEGATIVE_INFINITY); + map.put("member2", 1.0); + map.put("member3", Double.POSITIVE_INFINITY); + return map; + } + + @Test + public void shouldReturnRange_givenExclusiveMin() { + Map<String, Double> map = getExclusiveTestMap(); + + jedis.zadd(KEY, map); + + // Range +inf >= score > -inf + assertThat(jedis.zrevrangeByScore(KEY, "+inf", "(-inf")) + .containsExactly("member3", "member2"); + } + + @Test + public void shouldReturnEmptyList_givenExclusiveMinAndMaxEqualToScore() { + double score = 1; + jedis.zadd(KEY, score, "member"); + + String scoreExclusive = "(" + score; + assertThat(jedis.zrevrangeByScore(KEY, scoreExclusive, scoreExclusive)).isEmpty(); + } + + @Test + // Using only "(" as either the min or the max is equivalent to "(0" + public void shouldReturnRange_givenLeftParenOnlyForMinOrMax() { + Map<String, Double> map = new HashMap<>(); + + map.put("slightlyLessThanZero", -0.01); + map.put("zero", 0.0); + map.put("slightlyMoreThanZero", 0.01); + + jedis.zadd(KEY, map); + + // Range inf >= score > 0 + assertThat(jedis.zrevrangeByScore(KEY, "inf", "(")).containsExactly("slightlyMoreThanZero"); + + // Range 0 >= score > -inf + assertThat(jedis.zrevrangeByScore(KEY, "(", "-inf")).containsExactly("slightlyLessThanZero"); + } + + private void createZSetRangeTestMap() { + Map<String, Double> map = new HashMap<>(); + + map.put("a", Double.NEGATIVE_INFINITY); + map.put("b", 1d); + map.put("c", 2d); + map.put("d", 3d); + map.put("e", 4d); + map.put("f", 5d); + map.put("g", Double.POSITIVE_INFINITY); + + jedis.zadd(KEY, map); + } + + @Test + public void shouldReturnRange_boundedByLimit() { + createZSetRangeTestMap(); + + assertThat(jedis.zrevrangeByScore(KEY, "10", "0", 0, 2)) + .containsExactly("f", "e"); + assertThat(jedis.zrevrangeByScore(KEY, "10", "0", 2, 3)) + .containsExactly("d", "c", "b"); + assertThat(jedis.zrevrangeByScore(KEY, "10", "0", 2, 10)) + .containsExactly("d", "c", "b"); + assertThat(jedis.zrevrangeByScore(KEY, "10", "0", 20, 10)).isEmpty(); + } + + @Test + public void shouldReturnRange_withScores_boundedByLimit() { + createZSetRangeTestMap(); + + Set<Tuple> firstExpected = new LinkedHashSet<>(); + firstExpected.add(new Tuple("f", 5d)); + firstExpected.add(new Tuple("e", 4d)); + + Set<Tuple> secondExpected = new LinkedHashSet<>(); + secondExpected.add(new Tuple("d", 3d)); + secondExpected.add(new Tuple("c", 2d)); + secondExpected.add(new Tuple("b", 1d)); + + assertThat(jedis.zrevrangeByScoreWithScores(KEY, "10", "0", 0, 0)) + .isEmpty(); Review comment: Also done. ########## File path: geode-apis-compatible-with-redis/src/main/java/org/apache/geode/redis/internal/executor/sortedset/AbstractZRangeByScoreExecutor.java ########## @@ -0,0 +1,119 @@ +/* + * 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.geode.redis.internal.executor.sortedset; + +import static org.apache.geode.redis.internal.RedisConstants.ERROR_MIN_MAX_NOT_A_FLOAT; +import static org.apache.geode.redis.internal.RedisConstants.ERROR_NOT_INTEGER; +import static org.apache.geode.redis.internal.RedisConstants.ERROR_SYNTAX; +import static org.apache.geode.redis.internal.netty.Coder.bytesToLong; +import static org.apache.geode.redis.internal.netty.Coder.equalsIgnoreCaseBytes; +import static org.apache.geode.redis.internal.netty.Coder.isNaN; +import static org.apache.geode.redis.internal.netty.Coder.narrowLongToInt; +import static org.apache.geode.redis.internal.netty.StringBytesGlossary.bLIMIT; +import static org.apache.geode.redis.internal.netty.StringBytesGlossary.bWITHSCORES; + +import java.util.List; + +import org.apache.geode.redis.internal.executor.AbstractExecutor; +import org.apache.geode.redis.internal.executor.RedisResponse; +import org.apache.geode.redis.internal.netty.Command; +import org.apache.geode.redis.internal.netty.ExecutionHandlerContext; + +public abstract class AbstractZRangeByScoreExecutor extends AbstractExecutor { + @Override + public RedisResponse executeCommand(Command command, ExecutionHandlerContext context) { + RedisSortedSetCommands redisSortedSetCommands = context.getSortedSetCommands(); + + List<byte[]> commandElements = command.getProcessedCommand(); + + SortedSetRangeOptions rangeOptions; + boolean withScores = false; + + try { + byte[] startBytes = commandElements.get(2); + byte[] endBytes = commandElements.get(3); + if (isNaN(startBytes) || isNaN(endBytes)) { + return RedisResponse.error(ERROR_MIN_MAX_NOT_A_FLOAT); + } + rangeOptions = new SortedSetRangeOptions(startBytes, endBytes); + } catch (NumberFormatException ex) { + return RedisResponse.error(ERROR_MIN_MAX_NOT_A_FLOAT); + } + + // Native redis allows multiple "withscores" and "limit ? ?" clauses; the last "limit" + // clause overrides any previous ones + if (commandElements.size() >= 5) { + int currentCommandElement = 4; + + while (currentCommandElement < commandElements.size()) { + try { + if (equalsIgnoreCaseBytes(commandElements.get(currentCommandElement), + bWITHSCORES)) { + withScores = true; + currentCommandElement++; + } else { + parseLimitArguments(rangeOptions, commandElements, currentCommandElement); + currentCommandElement += 3; + } + } catch (NumberFormatException nfex) { + return RedisResponse.error(ERROR_NOT_INTEGER); + } catch (IllegalArgumentException iex) { + return RedisResponse.error(ERROR_SYNTAX); + } + } + } + + // If the range is empty (min == max and both are exclusive, + // or limit specified but count is zero), return early + if ((rangeOptions.hasLimit() && (rangeOptions.getCount() == 0 || rangeOptions.getOffset() < 0)) + || (rangeOptions.getStartDouble() == rangeOptions.getEndDouble()) + && rangeOptions.isStartExclusive() && rangeOptions.isEndExclusive()) { + return RedisResponse.emptyArray(); + } + // For ZRANGEBYSCORE, min and max are reversed in order; check if limits are impossible + if (isRev() ? (rangeOptions.getStartDouble() < rangeOptions.getEndDouble()) + : (rangeOptions.getStartDouble() > rangeOptions.getEndDouble())) { + return RedisResponse.emptyArray(); + } + + List<byte[]> result; + if (isRev()) { + result = redisSortedSetCommands.zrevrangebyscore(command.getKey(), rangeOptions, withScores); + } else { + result = redisSortedSetCommands.zrangebyscore(command.getKey(), rangeOptions, withScores); + } + + return RedisResponse.array(result); + } + + void parseLimitArguments(SortedSetRangeOptions rangeOptions, List<byte[]> commandElements, + int commandIndex) { + int offset; + int count; + if (equalsIgnoreCaseBytes(commandElements.get(commandIndex), bLIMIT) + && commandElements.size() > commandIndex + 2) { + offset = narrowLongToInt(bytesToLong(commandElements.get(commandIndex + 1))); + count = narrowLongToInt(bytesToLong(commandElements.get(commandIndex + 2))); + if (count < 0) { + count = Integer.MAX_VALUE; + } + } else { + throw new IllegalArgumentException(); + } + rangeOptions.setLimitValues(offset, count); Review comment: Massaged. -- This is an automated message from the Apache Git Service. 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