yang/yang-repo-spi/src/test/java/org/opendaylight/yangtools/yang/model/repo/spi/GuavaSchemaSourceCacheTest.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.model.repo.spi;
   9
  10 import static org.junit.Assert.assertEquals;
  11 import static org.junit.Assert.assertNotNull;
  12 import static org.junit.Assert.assertThrows;
  13 import static org.mockito.ArgumentMatchers.any;
  14 import static org.mockito.Mockito.doNothing;
  15 import static org.mockito.Mockito.doReturn;
  16
  17 import com.google.common.base.MoreObjects.ToStringHelper;
  18 import java.io.ByteArrayInputStream;
  19 import java.io.InputStream;
  20 import java.nio.charset.StandardCharsets;
  21 import java.util.Optional;
  22 import java.util.concurrent.ExecutionException;
  23 import java.util.concurrent.TimeUnit;
  24 import org.junit.Before;
  25 import org.junit.Test;
  26 import org.junit.runner.RunWith;
  27 import org.mockito.Mock;
  28 import org.mockito.junit.MockitoJUnitRunner;
  29 import org.opendaylight.yangtools.yang.common.Revision;
  30 import org.opendaylight.yangtools.yang.model.repo.api.RevisionSourceIdentifier;
  31 import org.opendaylight.yangtools.yang.model.repo.api.YangSchemaSourceRepresentation;
  32 import org.opendaylight.yangtools.yang.model.repo.api.YangTextSchemaSource;
  33
  34 @RunWith(MockitoJUnitRunner.StrictStubs.class)
  35 public class GuavaSchemaSourceCacheTest {
  36     public static final Class<YangSchemaSourceRepresentation> REPRESENTATION = YangSchemaSourceRepresentation.class;
  37     public static final long LIFETIME = 1000L;
  38     public static final TimeUnit UNITS = TimeUnit.MILLISECONDS;
  39
  40     @Mock
  41     public SchemaSourceRegistry registry;
  42     @Mock
  43     public SchemaSourceRegistration<?> registration;
  44
  45     @Before
  46     public void setUp() {
  47         doNothing().when(registration).close();
  48         doReturn(registration).when(registry).registerSchemaSource(any(SchemaSourceProvider.class),
  49             any(PotentialSchemaSource.class));
  50     }
  51
  52     @Test
  53     public void inMemorySchemaSourceCacheTest1() {
  54         try (var cache = GuavaSchemaSourceCache.createSoftCache(registry, REPRESENTATION)) {
  55             assertNotNull(cache);
  56         }
  57     }
  58
  59     @Test
  60     public void inMemorySchemaSourceCacheTest2() {
  61         try (var cache = GuavaSchemaSourceCache.createSoftCache(registry, REPRESENTATION, LIFETIME, UNITS)) {
  62             assertNotNull(cache);
  63         }
  64     }
  65
  66     @Test
  67     public void inMemorySchemaSourceCacheOfferAndGetSourcestest() throws Exception {
  68         try (var cache = GuavaSchemaSourceCache.createSoftCache(registry, REPRESENTATION)) {
  69             final String content = "content";
  70             final YangTextSchemaSource source = new TestingYangSource("test", "2012-12-12", content);
  71             cache.offer(source);
  72             final var sourceIdentifier = RevisionSourceIdentifier.create("test", Revision.of("2012-12-12"));
  73             final var checkedSource = cache .getSource(sourceIdentifier);
  74             assertNotNull(checkedSource);
  75             final var yangSchemaSourceRepresentation = checkedSource.get();
  76             assertNotNull(yangSchemaSourceRepresentation);
  77             assertEquals(sourceIdentifier, yangSchemaSourceRepresentation.getIdentifier());
  78         }
  79     }
  80
  81     @Test
  82     public void inMemorySchemaSourceCacheNullGetSourcestest() throws Exception {
  83         try (var cache = GuavaSchemaSourceCache.createSoftCache(registry, REPRESENTATION)) {
  84             final var sourceIdentifier = RevisionSourceIdentifier.create("test", Revision.of("2012-12-12"));
  85             final var checkedSource = cache.getSource(sourceIdentifier);
  86             assertNotNull(checkedSource);
  87             assertThrows(ExecutionException.class, () -> checkedSource.get());
  88         }
  89     }
  90
  91     @Test
  92     public void inMemorySchemaSourceCache3test() throws InterruptedException, ExecutionException {
  93         try (var cache1 = GuavaSchemaSourceCache.createSoftCache(registry, REPRESENTATION)) {
  94             try (var cache2 = GuavaSchemaSourceCache.createSoftCache(registry, REPRESENTATION, LIFETIME, UNITS)) {
  95                 final String content = "content";
  96                 final YangTextSchemaSource source = new TestingYangSource("test", "2012-12-12", content);
  97                 cache1.offer(source);
  98                 cache2.offer(source);
  99
 100                 final var sourceIdentifier = RevisionSourceIdentifier.create("test", Revision.of("2012-12-12"));
 101                 final var checkedSource = cache1.getSource(sourceIdentifier);
 102                 final var checkedSource2 = cache2.getSource(sourceIdentifier);
 103                 assertNotNull(checkedSource);
 104                 assertNotNull(checkedSource2);
 105
 106                 assertEquals(checkedSource.get(), checkedSource2.get());
 107             }
 108         }
 109     }
 110
 111     private static class TestingYangSource extends YangTextSchemaSource {
 112         private final String content;
 113
 114         TestingYangSource(final String name, final String revision, final String content) {
 115             super(RevisionSourceIdentifier.create(name, Revision.ofNullable(revision)));
 116             this.content = content;
 117         }
 118
 119         @Override
 120         public InputStream openStream() {
 121             return new ByteArrayInputStream(content.getBytes(StandardCharsets.UTF_8));
 122         }
 123
 124         @Override
 125         public Optional<String> getSymbolicName() {
 126             return Optional.empty();
 127         }
 128
 129         @Override
 130         protected ToStringHelper addToStringAttributes(final ToStringHelper toStringHelper) {
 131             return toStringHelper;
 132         }
 133     }
 134 }