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From mxm <...@git.apache.org>
Subject [GitHub] flink pull request: [FLINK-2480][test]Add tests for PrintSinkFunct...
Date Tue, 25 Aug 2015 08:52:01 GMT
Github user mxm commented on a diff in the pull request:

    https://github.com/apache/flink/pull/991#discussion_r37845214
  
    --- Diff: flink-staging/flink-streaming/flink-streaming-core/src/test/java/org/apache/flink/streaming/api/functions/PrintSinkFunctionTest.java
---
    @@ -0,0 +1,234 @@
    +/*
    + * 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.streaming.api.functions;
    +
    +import org.apache.flink.api.common.ExecutionConfig;
    +import org.apache.flink.api.common.JobID;
    +import org.apache.flink.api.common.accumulators.Accumulator;
    +import org.apache.flink.configuration.Configuration;
    +import org.apache.flink.core.fs.Path;
    +import org.apache.flink.runtime.accumulators.AccumulatorRegistry;
    +import org.apache.flink.runtime.broadcast.BroadcastVariableManager;
    +import org.apache.flink.runtime.execution.Environment;
    +import org.apache.flink.runtime.executiongraph.ExecutionAttemptID;
    +import org.apache.flink.runtime.io.disk.iomanager.IOManager;
    +import org.apache.flink.runtime.io.network.api.writer.ResultPartitionWriter;
    +import org.apache.flink.runtime.io.network.partition.consumer.InputGate;
    +import org.apache.flink.runtime.jobgraph.JobVertexID;
    +import org.apache.flink.runtime.jobgraph.tasks.InputSplitProvider;
    +import org.apache.flink.runtime.memorymanager.MemoryManager;
    +import org.apache.flink.runtime.state.StateHandle;
    +import org.apache.flink.runtime.taskmanager.TaskManagerRuntimeInfo;
    +import org.apache.flink.streaming.api.functions.sink.PrintSinkFunction;
    +import org.apache.flink.streaming.api.functions.sink.RichSinkFunction;
    +import org.apache.flink.streaming.runtime.tasks.StreamingRuntimeContext;
    +
    +import static org.junit.Assert.*;
    +
    +import org.junit.Test;
    +
    +import java.util.HashMap;
    +import java.util.Map;
    +import java.util.concurrent.Future;
    +
    +/**
    + * Tests for the {@link org.apache.flink.streaming.api.functions.sink.PrintSinkFunction}.
    + */
    +public class PrintSinkFunctionTest<IN> extends RichSinkFunction<IN> {
    +
    +	private Environment envForPrefixNull = new Environment() {
    +		@Override
    +		public JobID getJobID() {
    +			return null;
    +		}
    +
    +		@Override
    +		public JobVertexID getJobVertexId() {
    +			return null;
    +		}
    +
    +		@Override
    +		public ExecutionAttemptID getExecutionId() {
    +			return null;
    +		}
    +
    +		@Override
    +		public Configuration getTaskConfiguration() {
    +			return null;
    +		}
    +
    +		@Override
    +		public TaskManagerRuntimeInfo getTaskManagerInfo() {
    +			return null;
    +		}
    +
    +		@Override
    +		public Configuration getJobConfiguration() {
    +			return null;
    +		}
    +
    +		@Override
    +		public int getNumberOfSubtasks() {
    +			return 0;
    +		}
    +
    +		@Override
    +		public int getIndexInSubtaskGroup() {
    +			return 0;
    +		}
    +
    +		@Override
    +		public InputSplitProvider getInputSplitProvider() {
    +			return null;
    +		}
    +
    +		@Override
    +		public IOManager getIOManager() {
    +			return null;
    +		}
    +
    +		@Override
    +		public MemoryManager getMemoryManager() {
    +			return null;
    +		}
    +
    +		@Override
    +		public String getTaskName() {
    +			return null;
    +		}
    +
    +		@Override
    +		public String getTaskNameWithSubtasks() {
    +			return null;
    +		}
    +
    +		@Override
    +		public ClassLoader getUserClassLoader() {
    +			return null;
    +		}
    +
    +		@Override
    +		public Map<String, Future<Path>> getDistributedCacheEntries() {
    +			return null;
    +		}
    +
    +		@Override
    +		public BroadcastVariableManager getBroadcastVariableManager() {
    +			return null;
    +		}
    +
    +		@Override
    +		public AccumulatorRegistry getAccumulatorRegistry() {
    +			return null;
    +		}
    +
    +		@Override
    +		public void acknowledgeCheckpoint(long checkpointId) {
    +
    +		}
    +
    +		@Override
    +		public void acknowledgeCheckpoint(long checkpointId, StateHandle<?> state) {
    +
    +		}
    +
    +		@Override
    +		public ResultPartitionWriter getWriter(int index) {
    +			return null;
    +		}
    +
    +		@Override
    +		public ResultPartitionWriter[] getAllWriters() {
    +			return new ResultPartitionWriter[0];
    +		}
    +
    +		@Override
    +		public InputGate getInputGate(int index) {
    +			return null;
    +		}
    +
    +		@Override
    +		public InputGate[] getAllInputGates() {
    +			return new InputGate[0];
    +		}
    +	};
    +
    +	@Test
    +	public void testPrintSinkStdOut(){
    +
    +		ExecutionConfig executionConfig = new ExecutionConfig();
    +		final HashMap<String, Accumulator<?, ?>> accumulators = new HashMap<String,
Accumulator<?, ?>>();
    +		final StreamingRuntimeContext ctx = new StreamingRuntimeContext(
    +				"Test Print Sink",
    +				this.envForPrefixNull,
    +				null,
    +				executionConfig,
    +				null,
    +				null,
    +				accumulators
    +		);
    +
    +		PrintSinkFunction<String> printSink = new PrintSinkFunction<String>();
    +		printSink.setRuntimeContext(ctx);
    +		try {
    +			printSink.open(new Configuration());
    +		} catch (Exception e) {
    +			e.printStackTrace();
    +		}
    +		printSink.setTargetToStandardOut();
    +		printSink.invoke("hello world!");
    +
    +		assertEquals("Print to System.out", printSink.toString());
    --- End diff --
    
    Ah, didn't see that. Great!


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