| /* |
| * 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.hadoop.hdds.scm.net; |
| |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.experimental.runners.Enclosed; |
| import org.junit.rules.Timeout; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| import java.io.FileNotFoundException; |
| import java.net.URL; |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.fail; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| |
| /** Test the node schema loader. */ |
| @RunWith(Enclosed.class) |
| public class TestNodeSchemaLoader { |
| |
| /** |
| * Parameterized test cases for various error conditions. |
| */ |
| @RunWith(Parameterized.class) |
| public static class ParameterizedTests { |
| |
| private final String schemaFile; |
| private final String errMsg; |
| |
| @Rule |
| public Timeout testTimeout = Timeout.seconds(2); |
| |
| @Parameters |
| public static Collection<Object[]> getSchemaFiles() { |
| Object[][] schemaFiles = new Object[][]{ |
| {"enforce-error.xml", "layer without prefix defined"}, |
| {"invalid-cost.xml", "Cost should be positive number or 0"}, |
| {"multiple-leaf.xml", "Multiple LEAF layers are found"}, |
| {"multiple-root.xml", "Multiple ROOT layers are found"}, |
| {"no-leaf.xml", "No LEAF layer is found"}, |
| {"no-root.xml", "No ROOT layer is found"}, |
| {"path-layers-size-mismatch.xml", |
| "Topology path depth doesn't match layer element numbers"}, |
| {"path-with-id-reference-failure.xml", |
| "No layer found for id"}, |
| {"unknown-layer-type.xml", "Unsupported layer type"}, |
| {"wrong-path-order-1.xml", |
| "Topology path doesn't start with ROOT layer"}, |
| {"wrong-path-order-2.xml", |
| "Topology path doesn't end with LEAF layer"}, |
| {"no-topology.xml", "no or multiple <topology> element"}, |
| {"multiple-topology.xml", "no or multiple <topology> element"}, |
| {"invalid-version.xml", "Bad layoutversion value"}, |
| {"external-entity.xml", "accessExternalDTD"}, |
| }; |
| return Arrays.asList(schemaFiles); |
| } |
| |
| public ParameterizedTests(String schemaFile, String errMsg) { |
| this.schemaFile = schemaFile; |
| this.errMsg = errMsg; |
| } |
| |
| @Test |
| public void testInvalid() { |
| String filePath = getClassloaderResourcePath(schemaFile); |
| Exception e = assertThrows(IllegalArgumentException.class, |
| () -> NodeSchemaLoader.getInstance().loadSchemaFromFile(filePath)); |
| assertMessageContains(e.getMessage(), errMsg, schemaFile); |
| } |
| } |
| |
| /** |
| * Test cases that do not use the parameters, should be executed only once. |
| */ |
| public static class NonParameterizedTests { |
| |
| private static final String VALID_SCHEMA_FILE = "good.xml"; |
| |
| @Rule |
| public Timeout testTimeout = Timeout.seconds(2); |
| |
| @Test |
| public void testGood() throws Exception { |
| String filePath = getClassloaderResourcePath(VALID_SCHEMA_FILE); |
| NodeSchemaLoader.getInstance().loadSchemaFromFile(filePath); |
| } |
| |
| @Test |
| public void testNotExist() { |
| String filePath = getClassloaderResourcePath(VALID_SCHEMA_FILE) |
| .replace(VALID_SCHEMA_FILE, "non-existent.xml"); |
| Exception e = assertThrows(FileNotFoundException.class, |
| () -> NodeSchemaLoader.getInstance().loadSchemaFromFile(filePath)); |
| assertMessageContains(e.getMessage(), "not found", "non-existent.xml"); |
| } |
| } |
| |
| private static void assertMessageContains( |
| String actual, String expected, String testCase) { |
| if (!actual.contains(expected)) { |
| fail(String.format( |
| "Expected message for '%s' to contain '%s', but got: '%s'", |
| testCase, expected, actual)); |
| } |
| } |
| |
| private static String getClassloaderResourcePath(String file) { |
| URL resource = Thread.currentThread().getContextClassLoader() |
| .getResource("networkTopologyTestFiles/" + file); |
| assertNotNull(resource); |
| return resource.getPath(); |
| } |
| } |