/*
* 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.api.java.utils;
import org.apache.flink.api.java.ClosureCleaner;
import org.apache.flink.configuration.Configuration;
import org.junit.Assert;
import org.junit.Rule;
import org.junit.rules.TemporaryFolder;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.Properties;
public abstract class AbstractParameterToolTest {
@Rule
public TemporaryFolder tmp = new TemporaryFolder();
protected void validate(ParameterTool parameter) {
ClosureCleaner.ensureSerializable(parameter);
Assert.assertEquals("myInput", parameter.getRequired("input"));
Assert.assertEquals("myDefaultValue", parameter.get("output", "myDefaultValue"));
Assert.assertEquals(null, parameter.get("whatever"));
Assert.assertEquals(15L, parameter.getLong("expectedCount", -1L));
Assert.assertTrue(parameter.getBoolean("thisIsUseful", true));
Assert.assertEquals(42, parameter.getByte("myDefaultByte", (byte) 42));
Assert.assertEquals(42, parameter.getShort("myDefaultShort", (short) 42));
Configuration config = parameter.getConfiguration();
Assert.assertEquals(15L, config.getLong("expectedCount", -1L));
Properties props = parameter.getProperties();
Assert.assertEquals("myInput", props.getProperty("input"));
props = null;
// -------- test the default file creation ------------
try {
String pathToFile = tmp.newFile().getAbsolutePath();
parameter.createPropertiesFile(pathToFile);
Properties defaultProps = new Properties();
try (FileInputStream fis = new FileInputStream(pathToFile)) {
defaultProps.load(fis);
}
Assert.assertEquals("myDefaultValue", defaultProps.get("output"));
Assert.assertEquals("-1", defaultProps.get("expectedCount"));
Assert.assertTrue(defaultProps.containsKey("input"));
} catch (IOException e) {
Assert.fail(e.getMessage());
e.printStackTrace();
}
}
}