| /* |
| * 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.drill; |
| |
| import org.apache.drill.categories.OperatorTest; |
| import org.apache.drill.exec.ops.OperatorMetricRegistry; |
| import org.apache.drill.exec.physical.config.ExternalSort; |
| import org.apache.drill.exec.physical.config.NestedLoopJoinPOP; |
| import org.apache.drill.exec.physical.config.Screen; |
| import org.apache.drill.test.BaseTestQuery; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertNull; |
| |
| @Category(OperatorTest.class) |
| public class TestOperatorMetrics extends BaseTestQuery { |
| |
| @Test |
| public void testMetricNames() { |
| assertArrayEquals(new String[]{"BYTES_SENT"}, |
| OperatorMetricRegistry.getMetricNames(Screen.OPERATOR_TYPE)); |
| |
| assertArrayEquals(new String[]{"SPILL_COUNT", "NOT_USED", "PEAK_BATCHES_IN_MEMORY", "MERGE_COUNT", "MIN_BUFFER", |
| "SPILL_MB"}, |
| OperatorMetricRegistry.getMetricNames(ExternalSort.OPERATOR_TYPE)); |
| } |
| |
| @Test |
| public void testNonExistentMetricNames() { |
| assertNull(OperatorMetricRegistry.getMetricNames(NestedLoopJoinPOP.OPERATOR_TYPE)); |
| |
| assertNull(OperatorMetricRegistry.getMetricNames("FOO_BAR")); |
| } |
| } |