binding/yang-binding/src/test/java/org/opendaylight/yangtools/yang/binding/BindingMappingTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.yangtools.yang.binding;
   9
  10 import static com.google.common.collect.ImmutableList.of;
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertFalse;
  13 import static org.junit.Assert.assertNull;
  14 import static org.junit.Assert.assertTrue;
  15 import static org.junit.Assert.fail;
  16
  17 import java.lang.reflect.Constructor;
  18 import java.lang.reflect.InvocationTargetException;
  19 import java.net.URI;
  20 import java.util.HashMap;
  21 import java.util.List;
  22 import java.util.Map;
  23 import org.junit.Test;
  24 import org.opendaylight.yangtools.yang.common.QName;
  25 import org.opendaylight.yangtools.yang.common.QNameModule;
  26 import org.opendaylight.yangtools.yang.common.Revision;
  27
  28 public class BindingMappingTest {
  29
  30     @Test
  31     public void basicTest() {
  32         assertTrue(BindingMapping.getRootPackageName(QName.create(QNameModule.create(URI.create("test:URI"),
  33                 Revision.of("2017-10-26")), "test")).contains("test.uri"));
  34         assertNull(BindingMapping.normalizePackageName(null));
  35         assertTrue(BindingMapping.normalizePackageName("1testpublic").contains("_1testpublic"));
  36         assertTrue(BindingMapping.getMethodName(QName.create("testNS", "testLocalName")).equals("testLocalName"));
  37         assertTrue(BindingMapping.getMethodName("TestYangIdentifier").equals("testYangIdentifier"));
  38         assertTrue(BindingMapping.getClassName(QName.create("testNS", "testClass")).equals("TestClass"));
  39         assertTrue(BindingMapping.getClassName("testClass").equals("TestClass"));
  40         assertTrue(BindingMapping.getGetterSuffix(QName.create("test", "test")).equals("Test"));
  41         assertTrue(BindingMapping.getGetterSuffix(QName.create("test", "class")).equals("XmlClass"));
  42         assertTrue(BindingMapping.getPropertyName("Test").equals("test"));
  43         assertTrue(BindingMapping.getPropertyName("test").equals("test"));
  44         assertTrue(BindingMapping.getPropertyName("Class").equals("xmlClass"));
  45         assertEquals("_5", BindingMapping.getPropertyName("5"));
  46         assertEquals("", BindingMapping.getPropertyName(""));
  47         assertEquals("", BindingMapping.getClassName(""));
  48     }
  49
  50     @Test(expected = UnsupportedOperationException.class)
  51     @SuppressWarnings({ "checkstyle:illegalThrows", "checkstyle:avoidHidingCauseException" })
  52     public void privateConstructTest() throws Throwable {
  53         final Constructor<BindingMapping> bindingMappingConstructor = BindingMapping.class.getDeclaredConstructor();
  54         assertFalse(bindingMappingConstructor.isAccessible());
  55
  56         bindingMappingConstructor.setAccessible(true);
  57         try {
  58             bindingMappingConstructor.newInstance();
  59             fail("Expected exception for calling private constructor");
  60         } catch (InvocationTargetException e) {
  61             throw e.getCause();
  62         }
  63     }
  64
  65     @Test
  66     public void mapEnumAssignedNamesTest() {
  67         // Okay identifier
  68         assertEqualMapping("__", "__");
  69         assertEqualMapping("True", "true");
  70         assertEqualMapping("ĽaľahoPapľuhu", "ľaľaho papľuhu");
  71
  72         // Contains a '$', but that's okay
  73         assertEqualMapping("$", "$");
  74         assertEqualMapping("$abc", "$abc");
  75         assertEqualMapping("A$bc", "a$bc");
  76         assertEqualMapping("Ab$c", "ab$c");
  77         assertEqualMapping("Abc$", "abc$");
  78
  79         // Mostly okay, but numbers need to be prefixed
  80         assertEqualMapping(of("AZ", "_09"), of("a-z", "0-9"));
  81
  82         // Invalid identifier (conflicts with a Java 9 keyword)
  83         assertEqualMapping("$_", "_");
  84
  85         // Invalid characters, fall back to bijection
  86         assertEqualMapping("$$2A$", "*");
  87         assertEqualMapping("$$2E$", ".");
  88         assertEqualMapping("$$2F$", "/");
  89         assertEqualMapping("$$3F$", "?");
  90         assertEqualMapping("$a$2A$a", "a*a");
  91
  92         // Conflict, fallback to bijection
  93         assertEqualMapping(of("_09", "$0$2D$9"), of("_09", "0-9"));
  94         assertEqualMapping(of("$09", "$0$2D$9"), of("09", "0-9"));
  95         assertEqualMapping(of("aZ", "$a$2D$z"), of("aZ", "a-z"));
  96         assertEqualMapping(of("$a2$2E$5", "a25"), of("a2.5", "a25"));
  97         assertEqualMapping(of("$a2$2E$5", "$a2$2D$5"), of("a2.5", "a2-5"));
  98         assertEqualMapping(of("$ľaľaho$20$papľuhu", "$ľaľaho$20$$20$papľuhu"), of("ľaľaho papľuhu", "ľaľaho  papľuhu"));
  99     }
 100
 101     private static void assertEqualMapping(final String mapped, final String yang) {
 102         assertEqualMapping(of(mapped), of(yang));
 103     }
 104
 105     private static void assertEqualMapping(final List<String> mapped, final List<String> yang) {
 106         assertEquals(mapped.size(), yang.size());
 107         final Map<String, String> expected = new HashMap<>();
 108         for (int i = 0; i < mapped.size(); ++i) {
 109             expected.put(yang.get(i), mapped.get(i));
 110         }
 111
 112         assertEquals(expected, BindingMapping.mapEnumAssignedNames(yang));
 113     }
 114 }