tillrohrmann commented on a change in pull request #11699: [FLINK-17082][sql] Remove mocking in SQL client URL: https://github.com/apache/flink/pull/11699#discussion_r408191268
########## File path: flink-table/flink-sql-client/src/test/java/org/apache/flink/table/client/cli/TestingExecutor.java ########## @@ -0,0 +1,204 @@ +/* + * 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.flink.table.client.cli; + +import org.apache.flink.api.java.tuple.Tuple2; +import org.apache.flink.table.api.TableSchema; +import org.apache.flink.table.client.config.entries.ViewEntry; +import org.apache.flink.table.client.gateway.Executor; +import org.apache.flink.table.client.gateway.ProgramTargetDescriptor; +import org.apache.flink.table.client.gateway.ResultDescriptor; +import org.apache.flink.table.client.gateway.SessionContext; +import org.apache.flink.table.client.gateway.SqlExecutionException; +import org.apache.flink.table.client.gateway.TypedResult; +import org.apache.flink.types.Row; +import org.apache.flink.util.function.BiConsumerWithException; +import org.apache.flink.util.function.SupplierWithException; + +import java.util.List; +import java.util.Map; + +/** + * A customizable {@link Executor} for testing purposes. + */ +class TestingExecutor implements Executor { + + int numCancelCalls = 0; + + int numRetrieveResultChancesCalls = 0; + private final List<SupplierWithException<TypedResult<List<Tuple2<Boolean, Row>>>, SqlExecutionException>> resultChanges; + + int numSnapshotResultCalls = 0; + private final List<SupplierWithException<TypedResult<Integer>, SqlExecutionException>> snapshotResults; + + int numRetrieveResultPageCalls = 0; + private final List<SupplierWithException<List<Row>, SqlExecutionException>> resultPages; + + int numUseCatalogCalls = 0; + private final BiConsumerWithException<String, String, SqlExecutionException> useCatalogConsumer; + + int numUseDatabaseCalls = 0; + private BiConsumerWithException<String, String, SqlExecutionException> useDatabaseConsumer; + + TestingExecutor( + List<SupplierWithException<TypedResult<List<Tuple2<Boolean, Row>>>, SqlExecutionException>> resultChanges, + List<SupplierWithException<TypedResult<Integer>, SqlExecutionException>> snapshotResults, + List<SupplierWithException<List<Row>, SqlExecutionException>> resultPages, + BiConsumerWithException<String, String, SqlExecutionException> useCatalogConsumer, + BiConsumerWithException<String, String, SqlExecutionException> useDatabaseConsumer) { + this.resultChanges = resultChanges; + this.snapshotResults = snapshotResults; + this.resultPages = resultPages; + this.useCatalogConsumer = useCatalogConsumer; + this.useDatabaseConsumer = useDatabaseConsumer; + } + + @Override + public void cancelQuery(String sessionId, String resultId) throws SqlExecutionException { + numCancelCalls++; + } + + @Override + public TypedResult<List<Tuple2<Boolean, Row>>> retrieveResultChanges(String sessionId, String resultId) throws SqlExecutionException { + return resultChanges.get(Math.min(numRetrieveResultChancesCalls++, resultChanges.size() - 1)).get(); + } + + @Override + public List<Row> retrieveResultPage(String resultId, int page) throws SqlExecutionException { + return resultPages.get(Math.min(numRetrieveResultPageCalls++, resultPages.size() - 1)).get(); + } + + @Override + public TypedResult<Integer> snapshotResult(String sessionId, String resultId, int pageSize) throws SqlExecutionException { + return snapshotResults.get(Math.min(numSnapshotResultCalls++, snapshotResults.size() - 1)).get(); + } + + @Override + public void useCatalog(String sessionId, String catalogName) throws SqlExecutionException { + numUseCatalogCalls++; + useCatalogConsumer.accept(sessionId, catalogName); + } + + @Override + public void useDatabase(String sessionId, String databaseName) throws SqlExecutionException { + numUseDatabaseCalls++; + useDatabaseConsumer.accept(sessionId, databaseName); + } + + @Override + public void start() throws SqlExecutionException { + } + + @Override + public String openSession(SessionContext session) throws SqlExecutionException { + return null; + } + + @Override + public void closeSession(String sessionId) throws SqlExecutionException { + } + + @Override + public Map<String, String> getSessionProperties(String sessionId) throws SqlExecutionException { + return null; + } + + @Override + public void resetSessionProperties(String sessionId) throws SqlExecutionException { + } + + @Override + public void setSessionProperty(String sessionId, String key, String value) throws SqlExecutionException { + } + + @Override + public void addView(String sessionId, String name, String query) throws SqlExecutionException { + } + + @Override + public void removeView(String sessionId, String name) throws SqlExecutionException { + } + + @Override + public Map<String, ViewEntry> listViews(String sessionId) throws SqlExecutionException { + return null; + } + + @Override + public List<String> listCatalogs(String sessionid) throws SqlExecutionException { + return null; + } + + @Override + public List<String> listDatabases(String sessionId) throws SqlExecutionException { + return null; + } + + @Override + public void createTable(String sessionId, String ddl) throws SqlExecutionException { + } + + @Override + public void dropTable(String sessionId, String ddl) throws SqlExecutionException { + } + + @Override + public List<String> listTables(String sessionId) throws SqlExecutionException { + return null; + } + + @Override + public List<String> listUserDefinedFunctions(String sessionId) throws SqlExecutionException { + return null; + } + + @Override + public List<String> listFunctions(String sessionId) throws SqlExecutionException { + return null; + } + + @Override + public List<String> listModules(String sessionId) throws SqlExecutionException { + return null; + } + + @Override + public TableSchema getTableSchema(String sessionId, String name) throws SqlExecutionException { + return null; + } + + @Override + public String explainStatement(String sessionId, String statement) throws SqlExecutionException { + return null; + } + + @Override + public List<String> completeStatement(String sessionId, String statement, int position) { + return null; + } + + @Override + public ResultDescriptor executeQuery(String sessionId, String query) throws SqlExecutionException { + return null; + } + + @Override + public ProgramTargetDescriptor executeUpdate(String sessionId, String statement) throws SqlExecutionException { + return null; + } Review comment: A couple of more `null` return values. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. 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