| /* |
| * 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.ignite.internal.configuration.tree; |
| |
| import java.util.List; |
| import java.util.Map; |
| import java.util.NoSuchElementException; |
| import org.apache.ignite.internal.configuration.asm.ConfigurationAsmGenerator; |
| import org.junit.jupiter.api.AfterAll; |
| import org.junit.jupiter.api.BeforeAll; |
| import org.junit.jupiter.api.Test; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertNotNull; |
| import static org.junit.jupiter.api.Assertions.assertNotSame; |
| import static org.junit.jupiter.api.Assertions.assertNull; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| |
| /** */ |
| public class ConstructableTreeNodeTest { |
| private static ConfigurationAsmGenerator cgen; |
| |
| @BeforeAll |
| public static void beforeAll() { |
| cgen = new ConfigurationAsmGenerator(); |
| |
| cgen.compileRootSchema(TraversableTreeNodeTest.ParentConfigurationSchema.class, Map.of()); |
| } |
| |
| @AfterAll |
| public static void afterAll() { |
| cgen = null; |
| } |
| |
| public static <P extends InnerNode & ParentChange> P newParentInstance() { |
| return (P)cgen.instantiateNode(TraversableTreeNodeTest.ParentConfigurationSchema.class); |
| } |
| |
| public static <C extends InnerNode & ChildChange> C newChildInstance() { |
| return (C)cgen.instantiateNode(TraversableTreeNodeTest.ChildConfigurationSchema.class); |
| } |
| |
| /** */ |
| @Test |
| public void noKey() { |
| var childNode = newChildInstance(); |
| |
| assertThrows(NoSuchElementException.class, () -> childNode.construct("foo", null, true)); |
| } |
| |
| /** */ |
| @Test |
| public void nullSource() { |
| var parentNode = newParentInstance(); |
| |
| parentNode.changeChild(child -> |
| child.changeStrCfg("value") |
| ) |
| .changeElements(elements -> |
| elements.create("name", element -> {}) |
| ); |
| |
| // Named list node. |
| var elements = parentNode.elements(); |
| |
| parentNode.construct("elements", null, true); |
| |
| assertNotNull(parentNode.elements()); |
| assertNotSame(elements, parentNode.elements()); |
| assertEquals(List.of(), parentNode.elements().namedListKeys()); |
| |
| // Inner node. |
| NamedElementView element = elements.get("name"); |
| |
| ((ConstructableTreeNode)elements).construct("name", null, true); |
| |
| assertNull(elements.get("name")); |
| |
| // Leaf. |
| ((ConstructableTreeNode)element).construct("strCfg", null, true); |
| |
| assertNull(element.strCfg()); |
| } |
| |
| /** */ |
| private static class ConstantConfigurationSource implements ConfigurationSource { |
| /** */ |
| private final Object constant; |
| |
| /** |
| * @param constant Constant. |
| */ |
| private ConstantConfigurationSource(Object constant) { |
| this.constant = constant; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public <T> T unwrap(Class<T> clazz) { |
| return clazz.cast(constant); |
| } |
| } |
| |
| /** */ |
| @Test |
| public void unwrap() { |
| var childNode = newChildInstance(); |
| |
| childNode.construct("strCfg", new ConstantConfigurationSource("value"), true); |
| |
| assertEquals("value", childNode.strCfg()); |
| |
| childNode.construct("intCfg", new ConstantConfigurationSource(255), true); |
| |
| assertEquals(255, childNode.intCfg()); |
| |
| assertThrows(ClassCastException.class, () -> |
| childNode.construct("intCfg", new ConstantConfigurationSource(new Object()), true) |
| ); |
| } |
| |
| /** */ |
| @Test |
| public void descend() { |
| // Inner node. |
| var parentNode = newParentInstance(); |
| |
| parentNode.construct("child", new ConfigurationSource() { |
| @Override public <T> T unwrap(Class<T> clazz) { |
| throw new UnsupportedOperationException("unwrap"); |
| } |
| |
| @Override public void descend(ConstructableTreeNode node) { |
| node.construct("strCfg", new ConstantConfigurationSource("value"), true); |
| } |
| }, true); |
| |
| assertEquals("value", parentNode.child().strCfg()); |
| |
| // Named list node. |
| var elementsNode = parentNode.elements(); |
| |
| ((ConstructableTreeNode)elementsNode).construct("name", new ConfigurationSource() { |
| @Override public <T> T unwrap(Class<T> clazz) { |
| throw new UnsupportedOperationException("unwrap"); |
| } |
| |
| @Override public void descend(ConstructableTreeNode node) { |
| node.construct("strCfg", new ConstantConfigurationSource("value"), true); |
| } |
| }, true); |
| |
| assertEquals("value", elementsNode.get("name").strCfg()); |
| } |
| |
| /** */ |
| @Test |
| public void constructDefault() { |
| // Inner node with no leaves. |
| var parentNode = newParentInstance(); |
| |
| assertThrows(NoSuchElementException.class, () -> parentNode.constructDefault("child")); |
| assertThrows(NoSuchElementException.class, () -> parentNode.constructDefault("elements")); |
| |
| // Inner node with a leaf. |
| parentNode.changeElements(elements -> elements.create("name", element -> {})); |
| |
| var elementNode = parentNode.elements().get("name"); |
| |
| ((InnerNode)elementNode).constructDefault("strCfg"); |
| |
| assertNull(elementNode.strCfg()); |
| |
| // Another inner node with leaves. |
| parentNode.changeChild(child -> {}); |
| |
| var child = parentNode.child(); |
| |
| ((InnerNode)child).constructDefault("strCfg"); |
| |
| assertThrows(NullPointerException.class, () -> child.intCfg()); |
| |
| ((InnerNode)child).constructDefault("intCfg"); |
| |
| assertEquals(99, child.intCfg()); |
| } |
| } |