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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.
*/
package org.apache.spark.sql.execution.aggregate
import org.apache.spark._
import org.apache.spark.sql.catalyst.expressions._
import org.apache.spark.sql.catalyst.expressions.InterpretedMutableProjection
import org.apache.spark.sql.execution.metric.SQLMetrics
import org.apache.spark.sql.test.SharedSQLContext
import org.apache.spark.unsafe.memory.TaskMemoryManager
class TungstenAggregationIteratorSuite extends SparkFunSuite with SharedSQLContext {
test("memory acquired on construction") {
val taskMemoryManager = new TaskMemoryManager(SparkEnv.get.executorMemoryManager)
val taskContext = new TaskContextImpl(0, 0, 0, 0, taskMemoryManager, null, Seq.empty)
TaskContext.setTaskContext(taskContext)
// Assert that a page is allocated before processing starts
var iter: TungstenAggregationIterator = null
try {
val newMutableProjection = (expr: Seq[Expression], schema: Seq[Attribute]) => {
() => new InterpretedMutableProjection(expr, schema)
}
val dummyAccum = SQLMetrics.createLongMetric(sparkContext, "dummy")
iter = new TungstenAggregationIterator(Seq.empty, Seq.empty, Seq.empty, Seq.empty, Seq.empty,
Seq.empty, newMutableProjection, Seq.empty, None, dummyAccum, dummyAccum)
val numPages = iter.getHashMap.getNumDataPages
assert(numPages === 1)
} finally {
// Clean up
if (iter != null) {
iter.free()
}
TaskContext.unset()
}
}
}
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