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.net.URI;
  19 import java.util.Date;
  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
  27 public class BindingMappingTest {
  28
  29     @Test
  30     public void basicTest() throws Exception {
  31         assertTrue(BindingMapping.getRootPackageName(QName.create(QNameModule.create(URI.create("test:URI"),
  32                 new Date(System.currentTimeMillis())), "test")).contains("test.uri"));
  33         assertNull(BindingMapping.normalizePackageName(null));
  34         assertTrue(BindingMapping.normalizePackageName("1testpublic").contains("_1testpublic"));
  35         assertTrue(BindingMapping.getMethodName(QName.create("testNS", "testLocalName")).equals("testLocalName"));
  36         assertTrue(BindingMapping.getMethodName("TestYangIdentifier").equals("testYangIdentifier"));
  37         assertTrue(BindingMapping.getClassName(QName.create("testNS", "testClass")).equals("TestClass"));
  38         assertTrue(BindingMapping.getClassName("testClass").equals("TestClass"));
  39         assertTrue(BindingMapping.getGetterSuffix(QName.create("test")).equals("Test"));
  40         assertTrue(BindingMapping.getGetterSuffix(QName.create("class")).equals("XmlClass"));
  41         assertTrue(BindingMapping.getPropertyName("Test").equals("test"));
  42         assertTrue(BindingMapping.getPropertyName("test").equals("test"));
  43         assertTrue(BindingMapping.getPropertyName("Class").equals("xmlClass"));
  44         assertEquals("_5", BindingMapping.getPropertyName("5"));
  45         assertEquals("", BindingMapping.getPropertyName(""));
  46         assertEquals("", BindingMapping.getClassName(""));
  47     }
  48
  49     @Test(expected = UnsupportedOperationException.class)
  50     public void privateConstructTest() throws Throwable {
  51         final Constructor<BindingMapping> bindingMappingConstructor =
  52                 BindingMapping.class.getDeclaredConstructor();
  53         assertFalse(bindingMappingConstructor.isAccessible());
  54
  55         bindingMappingConstructor.setAccessible(true);
  56         try {
  57             bindingMappingConstructor.newInstance();
  58             fail("Expected exception for calling private constructor");
  59         } catch (Exception e) {
  60             throw e.getCause();
  61         }
  62     }
  63
  64     @Test
  65     public void mapEnumAssignedNamesTest() {
  66         // Okay identifier
  67         assertEqualMapping("__", "__");
  68         assertEqualMapping("True", "true");
  69         assertEqualMapping("ĽaľahoPapľuhu", "ľaľaho papľuhu");
  70
  71         // Contains a '$', but that's okay
  72         assertEqualMapping("$", "$");
  73         assertEqualMapping("$abc", "$abc");
  74         assertEqualMapping("A$bc", "a$bc");
  75         assertEqualMapping("Ab$c", "ab$c");
  76         assertEqualMapping("Abc$", "abc$");
  77
  78         // Mostly okay, but numbers need to be prefixed
  79         assertEqualMapping(of("AZ", "_09"), of("a-z", "0-9"));
  80
  81         // Invalid identifier (conflicts with a Java 9 keyword)
  82         assertEqualMapping("_", "_");
  83
  84         // Invalid characters, fall back to bijection
  85         assertEqualMapping("$$2A$", "*");
  86         assertEqualMapping("$$2E$", ".");
  87         assertEqualMapping("$$2F$", "/");
  88         assertEqualMapping("$$3F$", "?");
  89         assertEqualMapping("$a$2A$a", "a*a");
  90
  91         // Conflict, fallback to bijection
  92         assertEqualMapping(of("_09", "$0$2D$9"), of("_09", "0-9"));
  93         assertEqualMapping(of("$09", "$0$2D$9"), of("09", "0-9"));
  94         assertEqualMapping(of("aZ", "$a$2D$z"), of("aZ", "a-z"));
  95         assertEqualMapping(of("$a2$2E$5", "a25"), of("a2.5", "a25"));
  96         assertEqualMapping(of("$a2$2E$5", "$a2$2D$5"), of("a2.5", "a2-5"));
  97         assertEqualMapping(of("$ľaľaho$20$papľuhu", "$ľaľaho$20$$20$papľuhu"), of("ľaľaho papľuhu", "ľaľaho  papľuhu"));
  98     }
  99
 100     private static void assertEqualMapping(final String mapped, final String yang) {
 101         assertEqualMapping(of(mapped), of(yang));
 102     }
 103
 104     private static void assertEqualMapping(final List<String> mapped, final List<String> yang) {
 105         assertEquals(mapped.size(), yang.size());
 106         final Map<String, String> expected = new HashMap<>();
 107         for (int i = 0; i < mapped.size(); ++i) {
 108             expected.put(yang.get(i), mapped.get(i));
 109         }
 110
 111         assertEquals(expected, BindingMapping.mapEnumAssignedNames(yang));
 112     }
 113 }