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| 1 | +/* |
| 2 | + * Licensed to the Apache Software Foundation (ASF) under one or more |
| 3 | + * contributor license agreements. See the NOTICE file distributed with |
| 4 | + * this work for additional information regarding copyright ownership. |
| 5 | + * The ASF licenses this file to You under the Apache License, Version 2.0 |
| 6 | + * (the "License"); you may not use this file except in compliance with |
| 7 | + * the License. You may obtain a copy of the License at |
| 8 | + * |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | + * |
| 11 | + * Unless required by applicable law or agreed to in writing, software |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | + * See the License for the specific language governing permissions and |
| 15 | + * limitations under the License. |
| 16 | + */ |
| 17 | + |
| 18 | +package io.debezium.connector.mysql; |
| 19 | + |
| 20 | +import io.debezium.connector.mysql.MySqlConnectorConfig.GtidNewChannelPosition; |
| 21 | +import org.junit.jupiter.api.Test; |
| 22 | +import org.mockito.Mockito; |
| 23 | + |
| 24 | +import java.lang.reflect.Field; |
| 25 | +import java.util.function.Predicate; |
| 26 | + |
| 27 | +import static org.assertj.core.api.Assertions.assertThat; |
| 28 | +import static org.mockito.Mockito.when; |
| 29 | + |
| 30 | +/** |
| 31 | + * Integration test for {@link MySqlStreamingChangeEventSource#filterGtidSet} to ensure the LATEST |
| 32 | + * mode fix (FLINK-39149) cannot regress. |
| 33 | + */ |
| 34 | +class FilterGtidSetTest { |
| 35 | + |
| 36 | + @Test |
| 37 | + void testFilterGtidSetLatestModeFixesNonContiguousGtid() throws Exception { |
| 38 | + MySqlStreamingChangeEventSource source = |
| 39 | + createSourceWithConfig(GtidNewChannelPosition.LATEST, null); |
| 40 | + |
| 41 | + MySqlOffsetContext offsetContext = createOffsetContext("aaa-111:5000-8000"); |
| 42 | + GtidSet availableServerGtidSet = new GtidSet("aaa-111:1-10000,bbb-222:1-3000"); |
| 43 | + GtidSet purgedServerGtid = new GtidSet(""); |
| 44 | + |
| 45 | + GtidSet result = |
| 46 | + source.filterGtidSet(offsetContext, availableServerGtidSet, purgedServerGtid); |
| 47 | + |
| 48 | + assertThat(result.toString()).contains("aaa-111:1-8000"); |
| 49 | + assertThat(result.toString()).contains("bbb-222:1-3000"); |
| 50 | + } |
| 51 | + |
| 52 | + @Test |
| 53 | + void testFilterGtidSetLatestModeWithSourceFilter() throws Exception { |
| 54 | + Predicate<String> excludeCcc = uuid -> !uuid.equals("ccc-333"); |
| 55 | + MySqlStreamingChangeEventSource source = |
| 56 | + createSourceWithConfig(GtidNewChannelPosition.LATEST, excludeCcc); |
| 57 | + |
| 58 | + MySqlOffsetContext offsetContext = createOffsetContext("aaa-111:5000-8000,bbb-222:1-2000"); |
| 59 | + GtidSet availableServerGtidSet = |
| 60 | + new GtidSet("aaa-111:1-10000,bbb-222:1-3000,ccc-333:1-5000"); |
| 61 | + GtidSet purgedServerGtid = new GtidSet(""); |
| 62 | + |
| 63 | + GtidSet result = |
| 64 | + source.filterGtidSet(offsetContext, availableServerGtidSet, purgedServerGtid); |
| 65 | + |
| 66 | + assertThat(result.toString()).contains("aaa-111:1-8000"); |
| 67 | + assertThat(result.toString()).contains("bbb-222:1-2000"); |
| 68 | + assertThat(result.toString()).doesNotContain("ccc-333"); |
| 69 | + } |
| 70 | + |
| 71 | + @Test |
| 72 | + void testFilterGtidSetEarliestModeNotAffected() throws Exception { |
| 73 | + MySqlStreamingChangeEventSource source = |
| 74 | + createSourceWithConfig(GtidNewChannelPosition.EARLIEST, null); |
| 75 | + |
| 76 | + MySqlOffsetContext offsetContext = createOffsetContext("aaa-111:5000-8000"); |
| 77 | + GtidSet availableServerGtidSet = new GtidSet("aaa-111:1-10000,bbb-222:1-3000"); |
| 78 | + GtidSet purgedServerGtid = new GtidSet(""); |
| 79 | + |
| 80 | + GtidSet result = |
| 81 | + source.filterGtidSet(offsetContext, availableServerGtidSet, purgedServerGtid); |
| 82 | + |
| 83 | + assertThat(result.toString()).contains("aaa-111:1-8000"); |
| 84 | + assertThat(result.forServerWithId("bbb-222")).isNull(); |
| 85 | + } |
| 86 | + |
| 87 | + @Test |
| 88 | + void testFilterGtidSetReturnsNullWhenNoGtid() throws Exception { |
| 89 | + MySqlStreamingChangeEventSource source = |
| 90 | + createSourceWithConfig(GtidNewChannelPosition.LATEST, null); |
| 91 | + |
| 92 | + MySqlOffsetContext offsetContext = createOffsetContext(null); |
| 93 | + GtidSet availableServerGtidSet = new GtidSet("aaa-111:1-10000"); |
| 94 | + GtidSet purgedServerGtid = new GtidSet(""); |
| 95 | + |
| 96 | + GtidSet result = |
| 97 | + source.filterGtidSet(offsetContext, availableServerGtidSet, purgedServerGtid); |
| 98 | + |
| 99 | + assertThat(result).isNull(); |
| 100 | + } |
| 101 | + |
| 102 | + private static MySqlStreamingChangeEventSource createSourceWithConfig( |
| 103 | + GtidNewChannelPosition channelPosition, Predicate<String> gtidSourceFilter) |
| 104 | + throws Exception { |
| 105 | + MySqlConnectorConfig mockConfig = Mockito.mock(MySqlConnectorConfig.class); |
| 106 | + when(mockConfig.gtidNewChannelPosition()).thenReturn(channelPosition); |
| 107 | + when(mockConfig.gtidSourceFilter()).thenReturn(gtidSourceFilter); |
| 108 | + |
| 109 | + MySqlStreamingChangeEventSource source = |
| 110 | + Mockito.mock(MySqlStreamingChangeEventSource.class, Mockito.CALLS_REAL_METHODS); |
| 111 | + |
| 112 | + Field configField = |
| 113 | + MySqlStreamingChangeEventSource.class.getDeclaredField("connectorConfig"); |
| 114 | + configField.setAccessible(true); |
| 115 | + configField.set(source, mockConfig); |
| 116 | + |
| 117 | + return source; |
| 118 | + } |
| 119 | + |
| 120 | + private static MySqlOffsetContext createOffsetContext(String gtidSetStr) { |
| 121 | + MySqlOffsetContext offsetContext = Mockito.mock(MySqlOffsetContext.class); |
| 122 | + when(offsetContext.gtidSet()).thenReturn(gtidSetStr); |
| 123 | + return offsetContext; |
| 124 | + } |
| 125 | +} |
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