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[FLINK-31223][test] Abstract SqlClientTestBase.
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...table/flink-sql-client/src/test/java/org/apache/flink/table/client/SqlClientTestBase.java
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| /* | ||
| * 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. | ||
| */ | ||
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| package org.apache.flink.table.client; | ||
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| import org.apache.flink.core.testutils.CommonTestUtils; | ||
| import org.apache.flink.table.client.cli.TerminalUtils; | ||
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| import org.jline.terminal.Size; | ||
| import org.jline.terminal.Terminal; | ||
| import org.junit.jupiter.api.AfterEach; | ||
| import org.junit.jupiter.api.BeforeEach; | ||
| import org.junit.jupiter.api.io.TempDir; | ||
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| import java.io.ByteArrayInputStream; | ||
| import java.io.ByteArrayOutputStream; | ||
| import java.io.File; | ||
| import java.io.IOException; | ||
| import java.io.OutputStream; | ||
| import java.nio.charset.StandardCharsets; | ||
| import java.nio.file.Files; | ||
| import java.nio.file.Path; | ||
| import java.nio.file.Paths; | ||
| import java.nio.file.StandardOpenOption; | ||
| import java.util.HashMap; | ||
| import java.util.List; | ||
| import java.util.Map; | ||
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| import static org.apache.flink.configuration.ConfigConstants.ENV_FLINK_CONF_DIR; | ||
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| /** Base class for test {@link SqlClient}. */ | ||
| class SqlClientTestBase { | ||
| @TempDir private Path tempFolder; | ||
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| protected String historyPath; | ||
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| protected Map<String, String> originalEnv; | ||
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| @BeforeEach | ||
| void before() throws IOException { | ||
| originalEnv = System.getenv(); | ||
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| // prepare conf dir | ||
| File confFolder = Files.createTempDirectory(tempFolder, "conf").toFile(); | ||
| File confYaml = new File(confFolder, "config.yaml"); | ||
| if (!confYaml.createNewFile()) { | ||
| throw new IOException("Can't create testing config.yaml file."); | ||
| } | ||
| writeConfigOptionsToConfYaml(confYaml.toPath()); | ||
| // adjust the test environment for the purposes of this test | ||
| Map<String, String> map = new HashMap<>(System.getenv()); | ||
| map.put(ENV_FLINK_CONF_DIR, confFolder.getAbsolutePath()); | ||
| CommonTestUtils.setEnv(map); | ||
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| historyPath = Files.createTempFile(tempFolder, "history", "").toFile().getPath(); | ||
| } | ||
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| @AfterEach | ||
| void after() { | ||
| CommonTestUtils.setEnv(originalEnv); | ||
| } | ||
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| protected String createSqlFile(List<String> statements, String name) throws IOException { | ||
| // create sql file | ||
| File sqlFileFolder = Files.createTempDirectory(tempFolder, "sql-file").toFile(); | ||
| File sqlFile = new File(sqlFileFolder, name); | ||
| if (!sqlFile.createNewFile()) { | ||
| throw new IOException(String.format("Can't create testing %s.", name)); | ||
| } | ||
| String sqlFilePath = sqlFile.getPath(); | ||
| Files.write( | ||
| Paths.get(sqlFilePath), | ||
| statements, | ||
| StandardCharsets.UTF_8, | ||
| StandardOpenOption.APPEND); | ||
| return sqlFilePath; | ||
| } | ||
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| public static String runSqlClient(String[] args) throws Exception { | ||
| return runSqlClient(args, "QUIT;\n", false); | ||
| } | ||
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| public static String runSqlClient(String[] args, String statements, boolean printInput) | ||
| throws Exception { | ||
| try (OutputStream out = new ByteArrayOutputStream(); | ||
| Terminal terminal = | ||
| TerminalUtils.createDumbTerminal( | ||
| new ByteArrayInputStream( | ||
| statements.getBytes(StandardCharsets.UTF_8)), | ||
| out)) { | ||
| if (printInput) { | ||
| // The default terminal has an empty size. Here increase the terminal to allow | ||
| // the line reader print the input string. | ||
| terminal.setSize(new Size(160, 80)); | ||
| } | ||
| SqlClient.startClient(args, () -> terminal); | ||
| return out.toString().replace("\r\n", System.lineSeparator()); | ||
| } | ||
| } | ||
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| protected void writeConfigOptionsToConfYaml(Path confYamlPath) throws IOException { | ||
| // no-op for default. | ||
| } | ||
| } |
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