/** * Tests compiler fail for join program with replicated data source behind map and changing parallelism. */ @Test(expected = CompilerException.class) public void checkJoinWithReplicatedSourceInputBehindMapChangingparallelism() { ExecutionEnvironment env = ExecutionEnvironment.createLocalEnvironment(); env.setParallelism(DEFAULT_PARALLELISM); TupleTypeInfo<Tuple1<String>> typeInfo = TupleTypeInfo.getBasicTupleTypeInfo(String.class); ReplicatingInputFormat<Tuple1<String>, FileInputSplit> rif = new ReplicatingInputFormat<Tuple1<String>, FileInputSplit>(new TupleCsvInputFormat<Tuple1<String>>(new Path("/some/path"), typeInfo)); DataSet<Tuple1<String>> source1 = env.createInput(rif, new TupleTypeInfo<Tuple1<String>>(BasicTypeInfo.STRING_TYPE_INFO)); DataSet<Tuple1<String>> source2 = env.readCsvFile("/some/otherpath").types(String.class); DataSink<Tuple2<Tuple1<String>, Tuple1<String>>> out = source1 .map(new IdMap()).setParallelism(DEFAULT_PARALLELISM+1) .join(source2).where("*").equalTo("*") .writeAsText("/some/newpath"); Plan plan = env.createProgramPlan(); // submit the plan to the compiler OptimizedPlan oPlan = compileNoStats(plan); }