| /* |
| * 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.wayang.core.plan.wayangplan; |
| |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.List; |
| import org.apache.wayang.core.plan.wayangplan.test.TestSink; |
| import org.apache.wayang.core.plan.wayangplan.test.TestSource; |
| import org.apache.wayang.core.types.DataSetType; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Test suite for {@link SlotMapping}. |
| */ |
| public class SlotMappingTest { |
| |
| final DataSetType<String> STRING_TYPE = DataSetType.createDefault(String.class); |
| |
| @Test |
| public void testSimpleSlotMapping() { |
| SlotMapping slotMapping = new SlotMapping(); |
| |
| OutputSlot<String> innerOutputSlot1 = new OutputSlot<>("innerOutputSlot1", new TestSink<>(this.STRING_TYPE), this.STRING_TYPE); |
| OutputSlot<String> outerOutputSlot1 = new OutputSlot<>("innerOutputSlot1", new TestSink<>(this.STRING_TYPE), this.STRING_TYPE); |
| slotMapping.mapUpstream(outerOutputSlot1, innerOutputSlot1); |
| |
| InputSlot<String> outerInputSlot1 = new InputSlot<>("outerInputSlot1", new TestSource<>(this.STRING_TYPE), this.STRING_TYPE); |
| InputSlot<String> innerInputSlot1 = new InputSlot<>("innerInputSlot1", new TestSource<>(this.STRING_TYPE), this.STRING_TYPE); |
| slotMapping.mapUpstream(innerInputSlot1, outerInputSlot1); |
| |
| Assert.assertEquals(innerOutputSlot1, slotMapping.resolveUpstream(outerOutputSlot1)); |
| Assert.assertEquals(outerInputSlot1, slotMapping.resolveUpstream(innerInputSlot1)); |
| } |
| |
| @Test |
| public void testOverridingSlotMapping() { |
| SlotMapping slotMapping = new SlotMapping(); |
| |
| OutputSlot<String> innerOutputSlot1 = new OutputSlot<>("innerOutputSlot1", new TestSink<>(this.STRING_TYPE), this.STRING_TYPE); |
| OutputSlot<String> innerOutputSlot2 = new OutputSlot<>("innerOutputSlot2", new TestSink<>(this.STRING_TYPE), this.STRING_TYPE); |
| OutputSlot<String> outerOutputSlot1 = new OutputSlot<>("innerOutputSlot1", new TestSink<>(this.STRING_TYPE), this.STRING_TYPE); |
| slotMapping.mapUpstream(outerOutputSlot1, innerOutputSlot1); |
| slotMapping.mapUpstream(outerOutputSlot1, innerOutputSlot2); |
| |
| InputSlot<String> outerInputSlot1 = new InputSlot<>("outerInputSlot1", new TestSource<>(this.STRING_TYPE), this.STRING_TYPE); |
| InputSlot<String> outerInputSlot2 = new InputSlot<>("outerInputSlot2", new TestSource<>(this.STRING_TYPE), this.STRING_TYPE); |
| InputSlot<String> innerInputSlot1 = new InputSlot<>("innerInputSlot1", new TestSource<>(this.STRING_TYPE), this.STRING_TYPE); |
| slotMapping.mapUpstream(innerInputSlot1, outerInputSlot1); |
| slotMapping.mapUpstream(innerInputSlot1, outerInputSlot2); |
| |
| Assert.assertEquals(innerOutputSlot2, slotMapping.resolveUpstream(outerOutputSlot1)); |
| Assert.assertEquals(outerInputSlot2, slotMapping.resolveUpstream(innerInputSlot1)); |
| } |
| |
| @Test |
| public void testMultiMappings() { |
| SlotMapping slotMapping = new SlotMapping(); |
| |
| OutputSlot<String> innerOutputSlot1 = new OutputSlot<>("innerOutputSlot1", new TestSink<>(this.STRING_TYPE), this.STRING_TYPE); |
| OutputSlot<String> outerOutputSlot1 = new OutputSlot<>("outerOutputSlot1", new TestSink<>(this.STRING_TYPE), this.STRING_TYPE); |
| OutputSlot<String> outerOutputSlot2 = new OutputSlot<>("outerOutputSlot2", new TestSink<>(this.STRING_TYPE), this.STRING_TYPE); |
| slotMapping.mapUpstream(outerOutputSlot1, innerOutputSlot1); |
| slotMapping.mapUpstream(outerOutputSlot2, innerOutputSlot1); |
| |
| InputSlot<String> outerInputSlot1 = new InputSlot<>("outerInputSlot1", new TestSource<>(this.STRING_TYPE), this.STRING_TYPE); |
| InputSlot<String> innerInputSlot1 = new InputSlot<>("innerInputSlot1", new TestSource<>(this.STRING_TYPE), this.STRING_TYPE); |
| InputSlot<String> innerInputSlot2 = new InputSlot<>("innerInputSlot2", new TestSource<>(this.STRING_TYPE), this.STRING_TYPE); |
| slotMapping.mapUpstream(innerInputSlot1, outerInputSlot1); |
| slotMapping.mapUpstream(innerInputSlot2, outerInputSlot1); |
| |
| Assert.assertEquals(innerOutputSlot1, slotMapping.resolveUpstream(outerOutputSlot1)); |
| Assert.assertEquals(innerOutputSlot1, slotMapping.resolveUpstream(outerOutputSlot2)); |
| final Collection<OutputSlot<String>> outerOutputSlots = slotMapping.resolveDownstream(innerOutputSlot1); |
| final List<OutputSlot<String>> expectedOuterOutputSlots = Arrays.asList(outerOutputSlot1, outerOutputSlot2); |
| Assert.assertEquals(expectedOuterOutputSlots.size(), outerOutputSlots.size()); |
| Assert.assertTrue(expectedOuterOutputSlots.containsAll(outerOutputSlots)); |
| |
| Assert.assertEquals(outerInputSlot1, slotMapping.resolveUpstream(innerInputSlot1)); |
| Assert.assertEquals(outerInputSlot1, slotMapping.resolveUpstream(innerInputSlot2)); |
| final Collection<InputSlot<String>> innerInputSlots = slotMapping.resolveDownstream(outerInputSlot1); |
| final List<InputSlot<String>> expectedInnerInputSlots = Arrays.asList(innerInputSlot1, innerInputSlot2); |
| Assert.assertEquals(expectedInnerInputSlots.size(), innerInputSlots.size()); |
| Assert.assertTrue(expectedInnerInputSlots.containsAll(innerInputSlots)); |
| } |
| |
| } |