VIVO-823 Create several ModelMaker decorators, with tests

This commit is contained in:
Jim Blake 2014-07-18 17:02:21 -04:00
parent 553bd417f7
commit 04f763109e
10 changed files with 1690 additions and 0 deletions

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/* $This file is distributed under the terms of the license in /doc/license.txt$ */
package edu.cornell.mannlib.vitro.webapp.modelaccess.adapters;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import org.junit.Before;
import org.junit.Test;
import stubs.com.hp.hpl.jena.rdf.model.ModelMaker.ModelMakerStub;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.ModelFactory;
import com.hp.hpl.jena.rdf.model.ModelMaker;
import com.hp.hpl.jena.rdf.model.ModelReader;
import com.hp.hpl.jena.shared.AlreadyExistsException;
import com.hp.hpl.jena.shared.CannotCreateException;
import com.hp.hpl.jena.shared.DoesNotExistException;
import edu.cornell.mannlib.vitro.testing.AbstractTestClass;
/**
* TODO
*/
public class ListCachingModelMakerTest extends AbstractTestClass {
private static final String URI_ONE = "http://model.one";
private static final String URI_TWO = "http://model.two";
private static final String URI_NONE = "http://model.does.not.exist";
private static final Model MODEL_ONE = createModel();
private static final Model MODEL_TWO = createModel();
private static final Model MODEL_DEFAULT = createModel();
private static final Model MODEL_FRESH = createModel();
private ModelMaker rigorous;
private ModelMaker relaxed;
private ModelMaker mm;
private ModelReader modelReader;
private static Model createModel() {
return ModelFactory.createDefaultModel();
}
@Before
public void setup() {
rigorous = ModelMakerStub.rigorous(MODEL_DEFAULT, MODEL_FRESH)
.put(URI_ONE, MODEL_ONE).put(URI_TWO, MODEL_TWO);
relaxed = ModelMakerStub.relaxed(MODEL_DEFAULT, MODEL_FRESH)
.put(URI_ONE, MODEL_ONE).put(URI_TWO, MODEL_TWO);
relaxed(); // call rigorous() to override, if desired.
}
// ----------------------------------------------------------------------
// The tests
// ----------------------------------------------------------------------
@SuppressWarnings("unused")
@Test(expected = NullPointerException.class)
public void nullInnerModel() {
new ListCachingModelMaker(null);
}
@Test
public void listModels() {
assertList(URI_ONE, URI_TWO);
}
@Test
public void hasModelExist() {
assertTrue(mm.hasModel(URI_ONE));
}
@Test
public void hasModelNonExist() {
assertFalse(mm.hasModel(URI_NONE));
}
@Test
public void createModelExist() {
assertEquals(MODEL_ONE, mm.createModel(URI_ONE));
assertList(URI_ONE, URI_TWO);
}
@Test
public void createModelNonExist() {
assertEquals(MODEL_FRESH, mm.createModel(URI_NONE));
assertList(URI_ONE, URI_TWO, URI_NONE);
}
@Test(expected = AlreadyExistsException.class)
public void createModelStrictExist() {
mm.createModel(URI_ONE, true);
}
@Test
public void createModelStrictNonExist() {
assertEquals(MODEL_FRESH, mm.createModel(URI_NONE, true));
assertList(URI_ONE, URI_TWO, URI_NONE);
}
@Test
public void openModelExist() {
assertEquals(MODEL_TWO, mm.openModel(URI_TWO));
assertList(URI_ONE, URI_TWO);
}
@Test(expected = DoesNotExistException.class)
public void openModelRigorousNonExist() {
rigorous();
mm.openModel(URI_NONE);
}
@Test
public void openModelRelaxedNonExist() {
assertEquals(MODEL_FRESH, mm.openModel(URI_NONE));
assertList(URI_ONE, URI_TWO, URI_NONE);
}
@Test
public void openModelIfPresentExist() {
assertEquals(MODEL_TWO, mm.openModelIfPresent(URI_TWO));
assertList(URI_ONE, URI_TWO);
}
@Test
public void openModelIfPresentNonExist() {
assertNull(mm.openModelIfPresent(URI_NONE));
assertList(URI_ONE, URI_TWO);
}
@Test
public void openModelStrictExist() {
assertEquals(MODEL_ONE, mm.openModel(URI_ONE, true));
assertList(URI_ONE, URI_TWO);
}
@Test
public void openModelNonStrictExist() {
assertEquals(MODEL_ONE, mm.openModel(URI_ONE, false));
assertList(URI_ONE, URI_TWO);
}
@Test
public void openModelNonStrictNonExist() {
assertEquals(MODEL_FRESH, mm.openModel(URI_NONE, false));
assertList(URI_ONE, URI_TWO, URI_NONE);
}
@Test
public void removeModelExist() {
mm.removeModel(URI_ONE);
assertList(URI_TWO);
}
@Test(expected = DoesNotExistException.class)
public void removeModelNonExist() {
mm.removeModel(URI_NONE);
}
@Test
public void getModelExist() {
assertEquals(MODEL_TWO, mm.getModel(URI_TWO));
assertList(URI_ONE, URI_TWO);
}
@Test
public void getModelRigorousNonExist() {
rigorous();
assertNull(mm.getModel(URI_NONE));
assertList(URI_ONE, URI_TWO);
}
@Test
public void getModelRelaxedNonExist() {
assertEquals(MODEL_FRESH, mm.getModel(URI_NONE));
assertList(URI_ONE, URI_TWO, URI_NONE);
}
@Test
public void getModelLoadIfAbsentExist() {
assertEquals(MODEL_TWO, mm.getModel(URI_TWO, modelReader));
assertList(URI_ONE, URI_TWO);
}
@Test(expected = CannotCreateException.class)
public void getModelLoadIfAbsentRigorousNonExist() {
rigorous();
mm.getModel(URI_NONE, modelReader);
}
@Test
public void getModelLoadIfAbsentRelaxedNonExist() {
assertEquals(MODEL_FRESH, mm.getModel(URI_NONE, modelReader));
assertList(URI_ONE, URI_TWO, URI_NONE);
}
// ----------------------------------------------------------------------
// Helper methods
// ----------------------------------------------------------------------
private void relaxed() {
mm = new ListCachingModelMaker(relaxed);
}
private void rigorous() {
mm = new ListCachingModelMaker(rigorous);
}
private void assertList(String... expectedArray) {
Set<String> expected = new HashSet<>(Arrays.asList(expectedArray));
Set<String> actual = mm.listModels().toSet();
assertEquals(expected, actual);
}
}

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/* $This file is distributed under the terms of the license in /doc/license.txt$ */
package edu.cornell.mannlib.vitro.webapp.modelaccess.adapters;
import static org.junit.Assert.assertEquals;
import java.io.StringReader;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.junit.Before;
import org.junit.Test;
import stubs.com.hp.hpl.jena.rdf.model.ModelMaker.ModelMakerStub;
import com.hp.hpl.jena.graph.Graph;
import com.hp.hpl.jena.graph.impl.CollectionGraph;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.ModelFactory;
import com.hp.hpl.jena.rdf.model.Property;
import com.hp.hpl.jena.rdf.model.Resource;
import com.hp.hpl.jena.rdf.model.ResourceFactory;
import com.hp.hpl.jena.rdf.model.Statement;
import edu.cornell.mannlib.vitro.testing.AbstractTestClass;
/**
* TODO
*/
public class MemoryMappingModelMakerTest extends AbstractTestClass {
private static final String URI_MAPPED = "http://memory.mapped.model";
private static final String URI_UNMAPPED = "http://unmapped.model";
private static final String MODEL_CONTENTS = "@prefix : <http://z#> . \n"
+ ":a :b :c .";
private GraphModelStructure unmapped;
private GraphModelStructure mapped;
private ModelMakerStub innerModelMaker;
private MemoryMappingModelMaker mmmm;
@Before
public void setup() {
unmapped = new GraphModelStructure(URI_UNMAPPED, MODEL_CONTENTS);
mapped = new GraphModelStructure(URI_MAPPED, MODEL_CONTENTS);
innerModelMaker = ModelMakerStub.rigorous(createModel(), createModel());
innerModelMaker.put(mapped.uri, mapped.model);
innerModelMaker.put(unmapped.uri, unmapped.model);
mmmm = new MemoryMappingModelMaker(innerModelMaker, mapped.uri);
unmapped.methodCalls.clear();
mapped.methodCalls.clear();
}
// ----------------------------------------------------------------------
// tests
// ----------------------------------------------------------------------
@Test
public void unmappedRead() {
assertModelContents(unmapped, "[http://z#a, http://z#b, http://z#c]");
assertMethodCalls(unmapped, "find");
}
@Test
public void mappedRead() {
assertModelContents(mapped, "[http://z#a, http://z#b, http://z#c]");
assertMethodCalls(mapped);
}
@Test
public void unmappedWrite() {
mmmm.openModel(URI_UNMAPPED).add(newStatement());
assertModelContents(unmapped, "[http://z#a, http://z#b, http://z#c]",
"[http://z#new, http://z#to, http://z#you]");
assertMethodCalls(unmapped, "add", "find");
}
@Test
public void mappedWrite() {
mmmm.openModel(URI_MAPPED).add(newStatement());
assertModelContents(mapped, "[http://z#a, http://z#b, http://z#c]",
"[http://z#new, http://z#to, http://z#you]");
assertMethodCalls(mapped, "add");
}
// ----------------------------------------------------------------------
// Helper methods
// ----------------------------------------------------------------------
private static Model createModel() {
return ModelFactory.createDefaultModel();
}
private void assertModelContents(GraphModelStructure gms,
String... expected) {
Set<Statement> stmts = mmmm.openModel(gms.uri).listStatements().toSet();
assertStatements(stmts, expected);
}
private void assertStatements(Set<Statement> stmts, String... expected) {
Set<String> actual = new HashSet<>();
for (Statement stmt : stmts) {
actual.add(stmt.toString());
}
assertEquals(new HashSet<>(Arrays.asList(expected)), actual);
}
private void assertMethodCalls(GraphModelStructure gms, String... expected) {
assertEquals(Arrays.asList(expected), gms.methodCalls);
}
public Statement newStatement() {
Resource s = ResourceFactory.createResource("http://z#new");
Property p = ResourceFactory.createProperty("http://z#to");
Resource o = ResourceFactory.createResource("http://z#you");
return ResourceFactory.createStatement(s, p, o);
}
// ----------------------------------------------------------------------
// Helper classes
// ----------------------------------------------------------------------
private static class GraphModelStructure {
final String uri;
final Graph graph;
final List<String> methodCalls;
final RecordingInvocationHandler handler;
final Graph proxy;
final Model model;
public GraphModelStructure(String uri, String contents) {
this.uri = uri;
graph = new CollectionGraph();
methodCalls = new ArrayList<>();
handler = new RecordingInvocationHandler(graph, methodCalls);
proxy = wrapGraph();
model = ModelFactory.createModelForGraph(proxy);
model.read(new StringReader(contents), null, "TURTLE");
}
private Graph wrapGraph() {
ClassLoader classLoader = Model.class.getClassLoader();
Class<?>[] interfaces = new Class<?>[] { Graph.class };
return (Graph) Proxy.newProxyInstance(classLoader, interfaces,
handler);
}
}
private static class RecordingInvocationHandler implements
InvocationHandler {
private final Object inner;
private final List<String> methodCalls;
public RecordingInvocationHandler(Object inner, List<String> methodCalls) {
this.inner = inner;
this.methodCalls = methodCalls;
}
@Override
public Object invoke(Object proxy, Method method, Object[] args)
throws Throwable {
methodCalls.add(method.getName());
return method.invoke(inner, args);
}
}
}

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/* $This file is distributed under the terms of the license in /doc/license.txt$ */
package edu.cornell.mannlib.vitro.webapp.modelaccess.adapters;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import org.junit.Before;
import org.junit.Test;
import stubs.com.hp.hpl.jena.rdf.model.ModelMaker.ModelMakerStub;
import com.hp.hpl.jena.rdf.model.Model;
import com.hp.hpl.jena.rdf.model.ModelFactory;
import com.hp.hpl.jena.rdf.model.ModelMaker;
import com.hp.hpl.jena.shared.AlreadyExistsException;
import com.hp.hpl.jena.shared.CannotCreateException;
import com.hp.hpl.jena.shared.DoesNotExistException;
import edu.cornell.mannlib.vitro.testing.AbstractTestClass;
import edu.cornell.mannlib.vitro.webapp.modelaccess.adapters.UnionModelsModelMaker.UnionSpec;
/**
* Test the functionality of the UnionModelsModelMaker.
*/
public class UnionModelsModelMakerTest extends AbstractTestClass {
private static final String URI_ONE = "http://model.one";
private static final String URI_TWO = "http://model.two";
private static final String URI_THREE = "http://model.three";
private static final String URI_UNION = "http://model.union";
private static final String URI_NONE = "http://model.does.not.exist";
private static final Model MODEL_ONE = createModel();
private static final Model MODEL_TWO = createModel();
private static final Model MODEL_THREE = createModel();
private static final Model MODEL_DEFAULT = createModel();
private static final Model MODEL_FRESH = createModel();
private static Model createModel() {
return ModelFactory.createDefaultModel();
}
private ModelMaker inner;
private ModelMaker mm;
@Before
public void setup() {
/*
* Use a rigorous inner model maker, but it doesn't make much difference.
*/
inner = ModelMakerStub.rigorous(MODEL_DEFAULT, MODEL_FRESH)
.put(URI_ONE, MODEL_ONE).put(URI_TWO, MODEL_TWO)
.put(URI_THREE, MODEL_THREE);
mm = new UnionModelsModelMaker(inner, UnionSpec.base(URI_ONE)
.plus(URI_TWO).yields(URI_UNION));
}
@SuppressWarnings("unused")
@Test(expected = NullPointerException.class)
public void nullInnerModel() {
new UnionModelsModelMaker(null, UnionSpec.base(URI_ONE).plus(URI_TWO)
.yields(URI_UNION));
}
@SuppressWarnings("unused")
@Test(expected = IllegalArgumentException.class)
public void duplicateUnionUri() {
new UnionModelsModelMaker(inner, UnionSpec.base(URI_ONE).plus(URI_TWO)
.yields(URI_UNION), UnionSpec.base(URI_ONE).plus(URI_THREE)
.yields(URI_UNION));
}
@SuppressWarnings("unused")
@Test(expected = IllegalArgumentException.class)
public void nestedUnions() {
new UnionModelsModelMaker(inner, UnionSpec.base(URI_ONE).plus(URI_TWO)
.yields(URI_UNION), UnionSpec.base(URI_UNION).plus(URI_THREE)
.yields("http://nestedUnion"));
}
@Test
public void hasModelActual() {
assertTrue(mm.hasModel(URI_ONE));
}
@Test
public void hasModelNone() {
assertFalse(mm.hasModel(URI_NONE));
}
@Test
public void hasModelUnion() {
assertTrue(mm.hasModel(URI_UNION));
}
@Test
public void listModels() {
assertExpectedModelsList(URI_ONE, URI_TWO, URI_THREE, URI_UNION);
}
@Test
public void createModelActual() {
assertEquals(MODEL_ONE, mm.createModel(URI_ONE));
}
@Test
public void createModelNone() {
assertEquals(MODEL_FRESH, mm.createModel(URI_NONE));
}
@Test
public void createModelUnion() {
assertTrue(isUnionModel(mm.createModel(URI_UNION)));
}
@Test(expected = AlreadyExistsException.class)
public void createModelActualStrict() {
mm.createModel(URI_ONE, true);
}
@Test
public void createModelNoneStrict() {
assertEquals(MODEL_FRESH, mm.createModel(URI_NONE, true));
}
@Test(expected = AlreadyExistsException.class)
public void createModelUnionStrict() {
mm.createModel(URI_UNION, true);
}
@Test
public void openModelActual() {
assertEquals(MODEL_ONE, mm.openModel(URI_ONE));
}
@Test(expected = DoesNotExistException.class)
public void openModelNone() {
mm.openModel(URI_NONE);
}
@Test
public void openModelUnion() {
assertTrue(isUnionModel(mm.openModel(URI_UNION)));
}
@Test
public void openModelActualStrict() {
assertEquals(MODEL_ONE, mm.openModel(URI_ONE, true));
}
@Test(expected = DoesNotExistException.class)
public void openModelNoneStrict() {
mm.openModel(URI_NONE, true);
}
@Test
public void openModelUnionStrict() {
assertTrue(isUnionModel(mm.openModel(URI_UNION, true)));
}
@Test
public void openModelIfPresentActual() {
assertEquals(MODEL_ONE, mm.openModelIfPresent(URI_ONE));
}
@Test
public void openModelIfPresentNone() {
assertNull(mm.openModelIfPresent(URI_NONE));
}
@Test
public void openModelIfPresentUnion() {
assertTrue(isUnionModel(mm.openModelIfPresent(URI_UNION)));
}
@Test
public void removeModelActual() {
mm.removeModel(URI_ONE);
assertExpectedModelsList(URI_TWO, URI_THREE, URI_UNION);
}
@Test(expected = DoesNotExistException.class)
public void removeModelNone() {
mm.removeModel(URI_NONE);
}
@Test
public void removeModelUnion() {
mm.removeModel(URI_UNION);
assertExpectedModelsList(URI_ONE, URI_TWO, URI_THREE);
}
@Test
public void getModelActual() {
assertEquals(MODEL_ONE, mm.getModel(URI_ONE));
}
@Test
public void getModelNone() {
assertEquals(null, mm.getModel(URI_NONE));
}
@Test
public void getModelUnion() {
assertTrue(isUnionModel(mm.getModel(URI_UNION)));
}
@Test
public void getModelLoadIfAbsentActual() {
assertEquals(MODEL_ONE, mm.getModel(URI_ONE, null));
}
@Test(expected = CannotCreateException.class)
public void getModelLoadIfAbsentNone() {
mm.getModel(URI_NONE, null);
}
@Test
public void getModelLoadIfAbsentUnion() {
assertTrue(isUnionModel(mm.getModel(URI_UNION, null)));
}
// ----------------------------------------------------------------------
// Helper methods
// ----------------------------------------------------------------------
/**
* No easy way to assert that this is actually the union model, but we can
* assert that it is not null, and not any model we know of.
*/
private boolean isUnionModel(Model m) {
Model[] knownModels = { MODEL_ONE, MODEL_TWO, MODEL_THREE,
MODEL_DEFAULT, MODEL_FRESH };
if (m == null) {
return false;
}
for (Model knownModel : knownModels) {
if (m == knownModel) {
return false;
}
}
return true;
}
private void assertExpectedModelsList(String... uris) {
Set<String> expected = new HashSet<>(Arrays.asList(uris));
assertEquals(expected, mm.listModels().toSet());
}
}