Github user GJL commented on a diff in the pull request: https://github.com/apache/flink/pull/6320#discussion_r202332323 --- Diff: flink-container/src/test/java/org/apache/flink/container/entrypoint/StandaloneJobClusterConfigurationParserFactoryTest.java --- @@ -0,0 +1,89 @@ +/* + * 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.container.entrypoint; + +import org.apache.flink.runtime.entrypoint.FlinkParseException; +import org.apache.flink.runtime.entrypoint.parser.CommandLineParser; +import org.apache.flink.util.TestLogger; + +import org.junit.Test; + +import java.util.Properties; + +import static org.hamcrest.Matchers.arrayContaining; +import static org.hamcrest.Matchers.equalTo; +import static org.hamcrest.Matchers.hasEntry; +import static org.hamcrest.Matchers.is; +import static org.junit.Assert.assertThat; +import static org.junit.Assert.fail; + +/** + * Tests for the {@link StandaloneJobClusterConfigurationParserFactory}. + */ +public class StandaloneJobClusterConfigurationParserFactoryTest extends TestLogger { + + @Test + public void testEntrypointClusterConfigurationParsing() throws FlinkParseException { + final CommandLineParser<StandaloneJobClusterConfiguration> commandLineParser = new CommandLineParser<>(new StandaloneJobClusterConfigurationParserFactory()); + + final String configDir = "/foo/bar"; + final String key = "key"; + final String value = "value"; + final int restPort = 1234; + final String jobClassName = "foobar"; + final String arg1 = "arg1"; + final String arg2 = "arg2"; + final String[] args = {"--configDir", configDir, "--webui-port", String.valueOf(restPort), "--job-classname", jobClassName, String.format("-D%s=%s", key, value), arg1, arg2}; + + final StandaloneJobClusterConfiguration clusterConfiguration = commandLineParser.parse(args); + + assertThat(clusterConfiguration.getConfigDir(), is(equalTo(configDir))); + assertThat(clusterConfiguration.getJobClassName(), is(equalTo(jobClassName))); + assertThat(clusterConfiguration.getRestPort(), is(equalTo(restPort))); + final Properties dynamicProperties = clusterConfiguration.getDynamicProperties(); + + assertThat(dynamicProperties, hasEntry(key, value)); + + assertThat(clusterConfiguration.getArgs(), arrayContaining(arg1, arg2)); + } + + @Test + public void testOnlyRequiredArguments() throws FlinkParseException { + final CommandLineParser<StandaloneJobClusterConfiguration> commandLineParser = new CommandLineParser<>(new StandaloneJobClusterConfigurationParserFactory()); + + final String configDir = "/foo/bar"; + final String jobClassName = "foobar"; + final String[] args = {"--configDir", configDir, "--job-classname", jobClassName}; + + final StandaloneJobClusterConfiguration clusterConfiguration = commandLineParser.parse(args); + + assertThat(clusterConfiguration.getConfigDir(), is(equalTo(configDir))); + assertThat(clusterConfiguration.getJobClassName(), is(equalTo(jobClassName))); + assertThat(clusterConfiguration.getRestPort(), is(equalTo(-1))); + } + + @Test(expected = FlinkParseException.class) + public void testMissingRequiredArgument() throws FlinkParseException { + final CommandLineParser<StandaloneJobClusterConfiguration> commandLineParser = new CommandLineParser<>(new StandaloneJobClusterConfigurationParserFactory()); + final String[] args = {}; + + commandLineParser.parse(args); + fail("Expected an FlinkParseException."); --- End diff -- Superfluous `fail`
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