| /* |
| * 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.tinkerpop.gremlin.process.traversal.util; |
| |
| import org.apache.tinkerpop.gremlin.process.traversal.Operator; |
| import org.apache.tinkerpop.gremlin.process.traversal.TraversalSideEffects; |
| import org.apache.tinkerpop.gremlin.util.function.ConstantSupplier; |
| import org.junit.Test; |
| |
| import java.util.Arrays; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| /** |
| * @author Marko A. Rodriguez (http://markorodriguez.com) |
| */ |
| public class DefaultTraversalSideEffectsTest { |
| |
| @Test |
| public void shouldOperateCorrectly() { |
| final TraversalSideEffects sideEffects = new DefaultTraversalSideEffects(); |
| try { |
| sideEffects.set("a", "marko"); |
| fail("The key was not registered: a"); |
| } catch (final IllegalArgumentException e) { |
| assertEquals(TraversalSideEffects.Exceptions.sideEffectKeyDoesNotExist("a").getMessage(), e.getMessage()); |
| } |
| for (final String key : Arrays.asList("a", "b", "c")) { |
| try { |
| sideEffects.get(key); |
| fail("The key was not registered: " + key); |
| } catch (final IllegalArgumentException e) { |
| assertEquals(TraversalSideEffects.Exceptions.sideEffectKeyDoesNotExist(key).getMessage(), e.getMessage()); |
| } |
| } |
| |
| sideEffects.register("a", new ConstantSupplier<>("temp"), null); |
| sideEffects.register("b", new ConstantSupplier<>(0), Operator.sum); |
| sideEffects.register("c", null, Operator.and); |
| |
| assertEquals(0, sideEffects.<Integer>get("b").intValue()); |
| try { |
| sideEffects.get("c"); |
| fail("The key was not registered with a supplier: c"); |
| } catch (final IllegalArgumentException e) { |
| assertEquals(TraversalSideEffects.Exceptions.sideEffectKeyDoesNotExist("c").getMessage(), e.getMessage()); |
| } |
| |
| sideEffects.set("a", "marko"); |
| sideEffects.set("b", 1); |
| sideEffects.set("c", true); |
| assertFalse(sideEffects.exists("blah")); |
| assertTrue(sideEffects.exists("a")); |
| assertEquals("marko", sideEffects.get("a")); |
| assertTrue(sideEffects.exists("b")); |
| assertEquals(1, sideEffects.<Integer>get("b").intValue()); |
| assertTrue(sideEffects.exists("c")); |
| assertEquals(true, sideEffects.get("c")); |
| |
| sideEffects.add("a", "rodriguez"); |
| sideEffects.add("b", 2); |
| sideEffects.add("c", false); |
| assertTrue(sideEffects.exists("a")); |
| assertEquals("rodriguez", sideEffects.get("a")); |
| assertTrue(sideEffects.exists("b")); |
| assertEquals(3, sideEffects.<Integer>get("b").intValue()); |
| assertTrue(sideEffects.exists("c")); |
| assertEquals(false, sideEffects.get("c")); |
| |
| sideEffects.set("c", true); |
| assertEquals(true, sideEffects.get("c")); |
| } |
| |
| @Test |
| public void shouldMergeCorrectly() { |
| final TraversalSideEffects sideEffects = new DefaultTraversalSideEffects(); |
| final TraversalSideEffects other =new DefaultTraversalSideEffects(); |
| |
| sideEffects.register("a", new ConstantSupplier<>("temp"), null); |
| sideEffects.register("b", new ConstantSupplier<>(0), Operator.sum); |
| sideEffects.register("c", null, Operator.and); |
| |
| sideEffects.mergeInto(other); |
| |
| assertEquals("temp",other.get("a")); |
| assertEquals(0,other.<Integer>get("b").intValue()); |
| try { |
| other.get("c"); |
| fail("The key was not registered with a supplier: c"); |
| } catch (final IllegalArgumentException e) { |
| assertEquals(TraversalSideEffects.Exceptions.sideEffectKeyDoesNotExist("c").getMessage(), e.getMessage()); |
| } |
| |
| other.set("a", "marko"); |
| other.set("b", 1); |
| other.set("c", true); |
| assertFalse(other.exists("blah")); |
| assertTrue(other.exists("a")); |
| assertEquals("marko", other.get("a")); |
| assertTrue(other.exists("b")); |
| assertEquals(1, other.<Integer>get("b").intValue()); |
| assertTrue(other.exists("c")); |
| assertEquals(true, other.get("c")); |
| |
| assertEquals("temp",sideEffects.get("a")); |
| assertEquals(0,sideEffects.<Integer>get("b").intValue()); |
| try { |
| sideEffects.get("c"); |
| fail("The key was not registered with a supplier: c"); |
| } catch (final IllegalArgumentException e) { |
| assertEquals(TraversalSideEffects.Exceptions.sideEffectKeyDoesNotExist("c").getMessage(), e.getMessage()); |
| } |
| } |
| } |