org.apache.tinkerpop.gremlin.structure.FeatureSupportTest Maven / Gradle / Ivy
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* 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tinkerpop.gremlin.structure;
import org.apache.tinkerpop.gremlin.AbstractGremlinTest;
import org.apache.tinkerpop.gremlin.ExceptionCoverage;
import org.apache.tinkerpop.gremlin.FeatureRequirement;
import org.apache.tinkerpop.gremlin.FeatureRequirementSet;
import org.apache.tinkerpop.gremlin.structure.Graph.Features.EdgeFeatures;
import org.apache.tinkerpop.gremlin.structure.Graph.Features.EdgePropertyFeatures;
import org.apache.tinkerpop.gremlin.structure.Graph.Features.GraphFeatures;
import org.apache.tinkerpop.gremlin.structure.Graph.Features.VertexFeatures;
import org.apache.tinkerpop.gremlin.structure.Graph.Features.VertexPropertyFeatures;
import org.apache.tinkerpop.gremlin.util.iterator.IteratorUtils;
import org.junit.Before;
import org.junit.Test;
import org.junit.experimental.runners.Enclosed;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.Date;
import java.util.UUID;
import static org.apache.tinkerpop.gremlin.structure.Graph.Features.ElementFeatures.*;
import static org.apache.tinkerpop.gremlin.structure.Graph.Features.GraphFeatures.*;
import static org.apache.tinkerpop.gremlin.structure.Graph.Features.VariableFeatures.FEATURE_VARIABLES;
import static org.apache.tinkerpop.gremlin.structure.Graph.Features.VertexFeatures.FEATURE_USER_SUPPLIED_IDS;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.*;
import static org.junit.Assume.assumeFalse;
import static org.junit.Assume.assumeThat;
/**
* Tests that do basic validation of proper Feature settings in Graph implementations.
*
* @author Stephen Mallette (http://stephen.genoprime.com)
*/
@RunWith(Enclosed.class)
@SuppressWarnings("ThrowableResultOfMethodCallIgnored")
public class FeatureSupportTest {
private static final String INVALID_FEATURE_SPECIFICATION = "Features for %s specify that %s is false, but the feature appears to be implemented. Reconsider this setting or throw the standard Exception.";
private static final Logger logger = LoggerFactory.getLogger(FeatureSupportTest.class);
public static class FeatureToStringTest extends AbstractGremlinTest {
/**
* A rough test to ensure that StringFactory is being used to toString Features.
*/
@Test
public void shouldHaveStandardToStringRepresentation() {
assertTrue(graph.features().toString().startsWith("FEATURES"));
}
}
/**
* Feature checks that test {@link org.apache.tinkerpop.gremlin.structure.Graph} functionality to determine if a feature should be on when it is marked
* as not supported.
*/
@ExceptionCoverage(exceptionClass = Graph.Exceptions.class, methods = {
"variablesNotSupported",
"graphComputerNotSupported",
"transactionsNotSupported"
})
public static class GraphFunctionalityTest extends AbstractGremlinTest {
/**
* This isn't really a test. It just pretty prints the features for the graph for reference. Of course,
* if the implementing classes use anonymous inner classes it will
*/
@Test
public void shouldPrintTheFeatureList() {
logger.info(String.format("Printing Features of %s for reference: ", g.getClass().getSimpleName()));
logger.info(graph.features().toString());
assertTrue(true);
}
/**
* A {@link org.apache.tinkerpop.gremlin.structure.Graph} that does not support {@link org.apache.tinkerpop.gremlin.structure.Graph.Features.GraphFeatures#FEATURE_COMPUTER} must call
* {@link org.apache.tinkerpop.gremlin.structure.Graph.Exceptions#graphComputerNotSupported()}.
*/
@Test
@FeatureRequirement(featureClass = GraphFeatures.class, feature = FEATURE_COMPUTER, supported = false)
public void shouldSupportComputerIfAGraphCanCompute() throws Exception {
try {
graph.compute();
fail(String.format(INVALID_FEATURE_SPECIFICATION, GraphFeatures.class.getSimpleName(), FEATURE_COMPUTER));
} catch (Exception e) {
validateException(Graph.Exceptions.graphComputerNotSupported(), e);
}
}
/**
* A {@link org.apache.tinkerpop.gremlin.structure.Graph} that does not support {@link org.apache.tinkerpop.gremlin.structure.Graph.Features.GraphFeatures#FEATURE_TRANSACTIONS} must call
* {@link org.apache.tinkerpop.gremlin.structure.Graph.Exceptions#transactionsNotSupported()}.
*/
@Test
@FeatureRequirement(featureClass = GraphFeatures.class, feature = FEATURE_TRANSACTIONS, supported = false)
public void shouldSupportTransactionsIfAGraphConstructsATx() throws Exception {
try {
graph.tx();
fail(String.format(INVALID_FEATURE_SPECIFICATION, GraphFeatures.class.getSimpleName(), FEATURE_TRANSACTIONS));
} catch (Exception e) {
validateException(Graph.Exceptions.transactionsNotSupported(), e);
}
}
/**
* A {@link org.apache.tinkerpop.gremlin.structure.Graph} that does not support {@link org.apache.tinkerpop.gremlin.structure.Graph.Features.VariableFeatures#FEATURE_VARIABLES} must call
* {@link org.apache.tinkerpop.gremlin.structure.Graph.Exceptions#variablesNotSupported()}.
*/
@Test
@FeatureRequirement(featureClass = Graph.Features.VariableFeatures.class, feature = FEATURE_VARIABLES, supported = false)
public void shouldSupportMemoryIfAGraphAcceptsMemory() throws Exception {
try {
graph.variables();
fail(String.format(INVALID_FEATURE_SPECIFICATION, Graph.Features.VariableFeatures.class.getSimpleName(), FEATURE_VARIABLES));
} catch (Exception e) {
validateException(Graph.Exceptions.variablesNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.GraphFeatures.class, feature = FEATURE_TRANSACTIONS)
@FeatureRequirement(featureClass = Graph.Features.GraphFeatures.class, feature = FEATURE_THREADED_TRANSACTIONS, supported = false)
public void shouldThrowOnThreadedTransactionNotSupported() {
try {
graph.tx().createThreadedTx();
fail("An exception should be thrown since the threaded transaction feature is not supported");
} catch (Exception e) {
validateException(Transaction.Exceptions.threadedTransactionsNotSupported(), e);
}
}
}
/**
* Feature checks that test {@link org.apache.tinkerpop.gremlin.structure.Vertex} functionality to determine if a feature
* should be on when it is marked as not supported.
*/
@ExceptionCoverage(exceptionClass = Vertex.Exceptions.class, methods = {
"userSuppliedIdsNotSupported",
"userSuppliedIdsOfThisTypeNotSupported",
"vertexRemovalNotSupported"
})
@ExceptionCoverage(exceptionClass = Graph.Exceptions.class, methods = {
"vertexAdditionsNotSupported"
})
@ExceptionCoverage(exceptionClass = Element.Exceptions.class, methods = {
"propertyAdditionNotSupported"
})
@ExceptionCoverage(exceptionClass = Property.Exceptions.class, methods = {
"propertyRemovalNotSupported"
})
public static class VertexFunctionalityTest extends AbstractGremlinTest {
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES, supported = false)
public void shouldSupportAddVerticesIfAVertexCanBeAdded() throws Exception {
try {
graph.addVertex();
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexFeatures.FEATURE_ADD_VERTICES));
} catch (Exception e) {
validateException(Graph.Exceptions.vertexAdditionsNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
public void shouldSupportUserSuppliedIdsIfAnIdCanBeAssignedToVertex() throws Exception {
try {
graph.addVertex(T.id, graphProvider.convertId(99999943835l, Vertex.class));
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_USER_SUPPLIED_IDS));
} catch (Exception e) {
validateException(Vertex.Exceptions.userSuppliedIdsNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
public void shouldNotAllowAnyIdsIfUserSuppliedIdsIsFalse() throws Exception {
assertFalse(graph.features().vertex().willAllowId(graphProvider.convertId(99999943835l, Vertex.class)));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_STRING_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeString() throws Exception {
final String id = "this-is-a-valid-id";
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().willAllowId(id));
try {
graph.addVertex(T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_STRING_IDS));
} catch (Exception e) {
validateException(Vertex.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeNumericInt() throws Exception {
final int id = 123456;
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().willAllowId(id));
try {
graph.addVertex(T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_NUMERIC_IDS));
} catch (Exception e) {
validateException(Vertex.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeNumericLong() throws Exception {
final long id = 123456l;
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().willAllowId(id));
try {
graph.addVertex(T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_NUMERIC_IDS));
} catch (Exception e) {
validateException(Vertex.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_UUID_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeUuid() throws Exception {
final UUID id = UUID.randomUUID();
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().willAllowId(id));
try {
graph.addVertex(T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_UUID_IDS));
} catch (Exception e) {
validateException(Vertex.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_ANY_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeAny() throws Exception {
try {
final Date id = new Date();
graph.addVertex(T.id, id);
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
if (!graph.features().vertex().willAllowId(id))
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_ANY_IDS));
} catch (Exception e) {
validateException(Vertex.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_STRING_IDS, supported = false)
public void shouldSupportStringIdsIfStringIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
if (v.id() instanceof String)
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_STRING_IDS));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_UUID_IDS, supported = false)
public void shouldSupportUuidIdsIfUuidIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
if (v.id() instanceof UUID)
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_UUID_IDS));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportNumericIdsIfNumericIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
if (v.id() instanceof Number)
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), FEATURE_NUMERIC_IDS));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_ADD_PROPERTY, supported = false)
public void shouldSupportAddVertexPropertyIfItCanBeAdded() throws Exception {
try {
final Vertex v = graph.addVertex();
v.property(VertexProperty.Cardinality.single, "should", "not-add-property");
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexFeatures.FEATURE_ADD_PROPERTY));
} catch (Exception e) {
validateException(Element.Exceptions.propertyAdditionNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_REMOVE_VERTICES, supported = false)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
public void shouldSupportRemoveVerticesIfAVertexCanBeRemoved() throws Exception {
try {
graph.addVertex().remove();
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexFeatures.FEATURE_REMOVE_VERTICES));
} catch (Exception e) {
validateException(Vertex.Exceptions.vertexRemovalNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_REMOVE_PROPERTY, supported = false)
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldSupportRemovePropertyIfAPropertyCanBeRemoved() throws Exception {
try {
final Vertex v = graph.addVertex("name", "me");
v.property("name").remove();
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexFeatures.FEATURE_REMOVE_PROPERTY));
} catch (Exception e) {
validateException(Property.Exceptions.propertyRemovalNotSupported(), e);
}
}
}
/**
* Feature checks that test {@link org.apache.tinkerpop.gremlin.structure.Edge} functionality to determine if a feature
* should be on when it is marked as not supported.
*/
@ExceptionCoverage(exceptionClass = Vertex.Exceptions.class, methods = {
"edgeAdditionsNotSupported"
})
@ExceptionCoverage(exceptionClass = Edge.Exceptions.class, methods = {
"edgeRemovalNotSupported",
"userSuppliedIdsNotSupported",
"userSuppliedIdsOfThisTypeNotSupported"
})
@ExceptionCoverage(exceptionClass = Element.Exceptions.class, methods = {
"propertyAdditionNotSupported"
})
@ExceptionCoverage(exceptionClass = Property.Exceptions.class, methods = {
"propertyRemovalNotSupported"
})
public static class EdgeFunctionalityTest extends AbstractGremlinTest {
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES, supported = false)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
public void shouldSupportAddEdgesIfEdgeCanBeAdded() throws Exception {
try {
final Vertex v = graph.addVertex();
v.addEdge("friend", v);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), EdgeFeatures.FEATURE_ADD_EDGES));
} catch (Exception e) {
validateException(Vertex.Exceptions.edgeAdditionsNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = EdgeFeatures.class, feature = EdgeFeatures.FEATURE_USER_SUPPLIED_IDS, supported = false)
public void shouldSupportUserSuppliedIdsIfAnIdCanBeAssignedToEdge() throws Exception {
try {
final Vertex v = graph.addVertex();
v.addEdge("friend", v, T.id, graphProvider.convertId(99999943835l, Edge.class));
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), EdgeFeatures.FEATURE_USER_SUPPLIED_IDS));
} catch (Exception e) {
validateException(Edge.Exceptions.userSuppliedIdsNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = EdgeFeatures.class, feature = EdgeFeatures.FEATURE_USER_SUPPLIED_IDS, supported = false)
public void shouldNotAllowAnyIdsIfUserSuppliedIdsIsFalse() throws Exception {
assertFalse(graph.features().edge().willAllowId(graphProvider.convertId(99999943835l, Edge.class)));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = EdgeFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = EdgeFeatures.class, feature = FEATURE_STRING_IDS, supported = false)
public void shouldSupportStringIdsIfStringIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
final Edge e = v.addEdge("knows", v);
if (e.id() instanceof String)
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), FEATURE_STRING_IDS));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = EdgeFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = EdgeFeatures.class, feature = FEATURE_UUID_IDS, supported = false)
public void shouldSupportUuidIdsIfUuidIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
final Edge e = v.addEdge("knows", v);
if (e.id() instanceof UUID)
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), FEATURE_UUID_IDS));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = EdgeFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = EdgeFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportNumericIdsIfNumericIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
final Edge e = v.addEdge("knows", v);
if (e.id() instanceof Number)
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), FEATURE_NUMERIC_IDS));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_STRING_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeString() throws Exception {
final String id = "this-is-a-valid-id";
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().edge().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.addEdge("test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), FEATURE_STRING_IDS));
} catch (Exception e) {
validateException(Edge.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeNumericInt() throws Exception {
final int id = 123456;
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().edge().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.addEdge("test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), FEATURE_NUMERIC_IDS));
} catch (Exception e) {
validateException(Edge.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeNumericLong() throws Exception {
final long id = 123456l;
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().edge().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.addEdge("test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), FEATURE_NUMERIC_IDS));
} catch (Exception e) {
validateException(Edge.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_UUID_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeUuid() throws Exception {
final UUID id = UUID.randomUUID();
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().edge().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.addEdge("test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), FEATURE_UUID_IDS));
} catch (Exception e) {
validateException(Edge.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexFeatures.class, feature = FEATURE_ANY_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeAny() throws Exception {
final Date id = new Date();
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().edge().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.addEdge("test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), FEATURE_ANY_IDS));
} catch (Exception e) {
validateException(Edge.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = EdgeFeatures.FEATURE_ADD_PROPERTY, supported = false)
public void shouldSupportAddEdgePropertyIfItCanBeAdded() throws Exception {
try {
final Vertex v = graph.addVertex();
final Edge e = v.addEdge("test", v);
e.property("should", "not-add-property");
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgePropertyFeatures.class.getSimpleName(), EdgeFeatures.FEATURE_ADD_PROPERTY));
} catch (Exception e) {
validateException(Element.Exceptions.propertyAdditionNotSupported(), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_REMOVE_EDGES, supported = false)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
public void shouldSupportRemoveEdgesIfEdgeCanBeRemoved() throws Exception {
try {
final Vertex v = graph.addVertex();
v.addEdge("friend", v);
v.remove();
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), EdgeFeatures.FEATURE_REMOVE_EDGES));
} catch (Exception ex) {
validateException(Edge.Exceptions.edgeRemovalNotSupported(), ex);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = EdgeFeatures.FEATURE_REMOVE_PROPERTY, supported = false)
@FeatureRequirementSet(FeatureRequirementSet.Package.SIMPLE)
public void shouldSupportRemovePropertyIfAPropertyCanBeRemoved() throws Exception {
try {
final Vertex v = graph.addVertex();
final Edge e = v.addEdge("self", v);
e.property("name").remove();
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgeFeatures.class.getSimpleName(), EdgeFeatures.FEATURE_REMOVE_PROPERTY));
} catch (Exception ex) {
validateException(Property.Exceptions.propertyRemovalNotSupported(), ex);
}
}
}
/**
* Feature checks that test {@link org.apache.tinkerpop.gremlin.structure.Element} {@link org.apache.tinkerpop.gremlin.structure.Property} functionality to determine if a feature should be on
* when it is marked as not supported.
*/
@RunWith(Parameterized.class)
@ExceptionCoverage(exceptionClass = Property.Exceptions.class, methods = {
"dataTypeOfPropertyValueNotSupported"
})
public static class ElementPropertyDataTypeFunctionalityTest extends AbstractGremlinTest {
private static final String INVALID_FEATURE_SPECIFICATION = "Features for %s specify that %s is false, but the feature appears to be implemented. Reconsider this setting or throw the standard Exception.";
@Parameterized.Parameters(name = "supports{0}({1})")
public static Iterable data() {
return PropertyTest.PropertyFeatureSupportTest.data();
}
@Parameterized.Parameter(value = 0)
public String featureName;
@Parameterized.Parameter(value = 1)
public Object value;
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = EdgeFeatures.FEATURE_ADD_PROPERTY)
public void shouldEnableFeatureOnEdgeIfNotEnabled() throws Exception {
assumeThat(graph.features().supports(EdgePropertyFeatures.class, featureName), is(false));
try {
final Edge edge = createEdgeForPropertyFeatureTests();
edge.property("aKey", value);
fail(String.format(INVALID_FEATURE_SPECIFICATION, EdgePropertyFeatures.class.getSimpleName(), featureName));
} catch (Exception e) {
validateException(Property.Exceptions.dataTypeOfPropertyValueNotSupported(value), e);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
public void shouldEnableFeatureOnVertexIfNotEnabled() throws Exception {
assumeThat(graph.features().supports(VertexPropertyFeatures.class, featureName), is(false));
try {
graph.addVertex("aKey", value);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), featureName));
} catch (Exception e) {
validateException(Property.Exceptions.dataTypeOfPropertyValueNotSupported(value), e);
}
}
private Edge createEdgeForPropertyFeatureTests() {
final Vertex vertexA = graph.addVertex();
final Vertex vertexB = graph.addVertex();
return vertexA.addEdge(graphProvider.convertLabel("knows"), vertexB);
}
}
/**
* Feature checks that tests if {@link org.apache.tinkerpop.gremlin.structure.Graph.Variables}
* functionality to determine if a feature should be on when it is marked as not supported.
*/
@RunWith(Parameterized.class)
@ExceptionCoverage(exceptionClass = Graph.Variables.Exceptions.class, methods = {
"dataTypeOfVariableValueNotSupported"
})
public static class GraphVariablesFunctionalityTest extends AbstractGremlinTest {
private static final String INVALID_FEATURE_SPECIFICATION = "Features for %s specify that %s is false, but the feature appears to be implemented. Reconsider this setting or throw the standard Exception.";
@Parameterized.Parameters(name = "supports{0}({1})")
public static Iterable data() {
return VariablesTest.GraphVariablesFeatureSupportTest.data();
}
@Parameterized.Parameter(value = 0)
public String featureName;
@Parameterized.Parameter(value = 1)
public Object value;
/**
* In this case, the feature requirement for sideEffects is checked, because it means that at least one aspect of
* sideEffects is supported so we need to test other features to make sure they work properly.
*/
@Test
@FeatureRequirement(featureClass = Graph.Features.VariableFeatures.class, feature = Graph.Features.VariableFeatures.FEATURE_VARIABLES)
public void shouldEnableFeatureOnGraphIfNotEnabled() throws Exception {
assumeThat(graph.features().supports(Graph.Features.VariableFeatures.class, featureName), is(false));
try {
final Graph.Variables variables = graph.variables();
variables.set("aKey", value);
fail(String.format(INVALID_FEATURE_SPECIFICATION, Graph.Features.VariableFeatures.class.getSimpleName(), featureName));
} catch (Exception e) {
validateException(Graph.Variables.Exceptions.dataTypeOfVariableValueNotSupported(value), e);
}
}
}
@ExceptionCoverage(exceptionClass = VertexProperty.Exceptions.class, methods = {
"multiPropertiesNotSupported",
"metaPropertiesNotSupported",
"userSuppliedIdsNotSupported",
"userSuppliedIdsOfThisTypeNotSupported"
})
@ExceptionCoverage(exceptionClass = Element.Exceptions.class, methods = {
"propertyRemovalNotSupported"
})
public static class VertexPropertyFunctionalityTest extends AbstractGremlinTest {
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = VertexPropertyFeatures.FEATURE_USER_SUPPLIED_IDS, supported = false)
public void shouldSupportUserSuppliedIdsIfAnIdCanBeAssigned() throws Exception {
try {
final Vertex v = graph.addVertex();
v.property(VertexProperty.Cardinality.single, "name", "me", T.id, graphProvider.convertId(99999943835l, VertexProperty.class));
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexPropertyFeatures.FEATURE_USER_SUPPLIED_IDS));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.userSuppliedIdsNotSupported(), ex);
}
}
@Test
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
public void shouldNotAllowAnyIdsIfUserSuppliedIdsIsFalse() throws Exception {
assertFalse(graph.features().vertex().properties().willAllowId(graphProvider.convertId(99999943835l, VertexProperty.class)));
}
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_STRING_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeString() throws Exception {
final String id = "this-is-a-valid-id";
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().properties().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.property(VertexProperty.Cardinality.single, "test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), FEATURE_STRING_IDS));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), ex);
}
}
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeNumericInt() throws Exception {
final int id = 123456;
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().properties().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.property(VertexProperty.Cardinality.single, "test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), FEATURE_NUMERIC_IDS));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), ex);
}
}
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeNumericLong() throws Exception {
final long id = 123456l;
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().properties().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.property(VertexProperty.Cardinality.single, "test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), FEATURE_NUMERIC_IDS));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), ex);
}
}
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_UUID_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeUuid() throws Exception {
final UUID id = UUID.randomUUID();
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().properties().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.property(VertexProperty.Cardinality.single, "test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), FEATURE_UUID_IDS));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), ex);
}
}
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_ANY_IDS, supported = false)
public void shouldSupportUserSuppliedIdsOfTypeAny() throws Exception {
final Date id = new Date();
// a graph can "allow" an id without internally supporting it natively and therefore doesn't need
// to throw the exception
assumeFalse(graph.features().vertex().properties().willAllowId(id));
try {
final Vertex v = graph.addVertex();
v.property(VertexProperty.Cardinality.single, "test", v, T.id, id);
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), FEATURE_ANY_IDS));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.userSuppliedIdsOfThisTypeNotSupported(), ex);
}
}
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_STRING_IDS, supported = false)
public void shouldSupportStringIdsIfStringIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
final VertexProperty p = v.property(VertexProperty.Cardinality.single, "name", "stephen");
if (p.id() instanceof String)
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), VertexPropertyFeatures.FEATURE_STRING_IDS));
}
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_UUID_IDS, supported = false)
public void shouldSupportUuidIdsIfUuidIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
final VertexProperty p = v.property(VertexProperty.Cardinality.single, "name", "stephen");
if (p.id() instanceof UUID)
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), VertexPropertyFeatures.FEATURE_UUID_IDS));
}
@Test
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_USER_SUPPLIED_IDS, supported = false)
@FeatureRequirement(featureClass = VertexPropertyFeatures.class, feature = FEATURE_NUMERIC_IDS, supported = false)
public void shouldSupportNumericIdsIfNumericIdsAreGeneratedFromTheGraph() throws Exception {
final Vertex v = graph.addVertex();
final VertexProperty p = v.property(VertexProperty.Cardinality.single, "name", "stephen");
if (p.id() instanceof Number)
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), VertexPropertyFeatures.FEATURE_NUMERIC_IDS));
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexPropertyFeatures.class, feature = VertexPropertyFeatures.FEATURE_REMOVE_PROPERTY, supported = false)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_META_PROPERTIES)
@FeatureRequirementSet(FeatureRequirementSet.Package.VERTICES_ONLY)
public void shouldSupportRemovePropertyIfAPropertyCanBeRemoved() throws Exception {
try {
final Vertex v = graph.addVertex();
final VertexProperty p = v.property(VertexProperty.Cardinality.single, "name", "me", "test", "this");
p.property("test").remove();
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexPropertyFeatures.class.getSimpleName(), VertexPropertyFeatures.FEATURE_REMOVE_PROPERTY));
} catch (Exception ex) {
validateException(Property.Exceptions.propertyRemovalNotSupported(), ex);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_MULTI_PROPERTIES, supported = false)
public void shouldSupportMultiPropertyIfTheSameKeyCanBeAssignedMoreThanOnce() throws Exception {
try {
final Vertex v = graph.addVertex("name", "stephen", "name", "steve");
if (2 == IteratorUtils.count(v.properties()))
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexFeatures.FEATURE_MULTI_PROPERTIES));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.multiPropertiesNotSupported(), ex);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_META_PROPERTIES, supported = false)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_META_PROPERTIES)
public void shouldSupportMetaPropertyIfPropertiesCanBePutOnProperties() throws Exception {
try {
final Vertex v = graph.addVertex();
v.property(VertexProperty.Cardinality.single, "name", "stephen", "p", "on-property");
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexFeatures.FEATURE_META_PROPERTIES));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.metaPropertiesNotSupported(), ex);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_META_PROPERTIES, supported = false)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_META_PROPERTIES)
public void shouldSupportMetaPropertyIfPropertiesCanBePutOnPropertiesViaVertexProperty() throws Exception {
try {
final Vertex v = graph.addVertex("name", "stephen");
v.property("name").property("p", "on-property");
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexFeatures.FEATURE_META_PROPERTIES));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.metaPropertiesNotSupported(), ex);
}
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = Graph.Features.EdgeFeatures.FEATURE_ADD_EDGES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = Graph.Features.VertexFeatures.FEATURE_ADD_VERTICES)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_META_PROPERTIES, supported = false)
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_META_PROPERTIES)
public void shouldSupportMetaPropertyIfPropertiesHaveAnIteratorViaVertexProperty() throws Exception {
try {
final Vertex v = graph.addVertex("name", "stephen");
v.property("name").properties();
fail(String.format(INVALID_FEATURE_SPECIFICATION, VertexFeatures.class.getSimpleName(), VertexFeatures.FEATURE_META_PROPERTIES));
} catch (Exception ex) {
validateException(VertexProperty.Exceptions.metaPropertiesNotSupported(), ex);
}
}
}
/**
* Feature checks that simply evaluate conflicting feature definitions without evaluating the actual implementation
* itself.
*/
public static class LogicalFeatureSupportTest extends AbstractGremlinTest {
private EdgeFeatures edgeFeatures;
private EdgePropertyFeatures edgePropertyFeatures;
private GraphFeatures graphFeatures;
private Graph.Features.VariableFeatures variablesFeatures;
private VertexFeatures vertexFeatures;
private VertexPropertyFeatures vertexPropertyFeatures;
@Before
public void innerSetup() {
final Graph.Features f = graph.features();
edgeFeatures = f.edge();
edgePropertyFeatures = edgeFeatures.properties();
graphFeatures = f.graph();
variablesFeatures = graphFeatures.variables();
vertexFeatures = f.vertex();
vertexPropertyFeatures = vertexFeatures.properties();
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexFeatures.class, feature = VertexFeatures.FEATURE_ANY_IDS)
public void shouldNotSupportAnyIdsUnlessUserSuppliedIdsIsSupportedOnVertex() {
assertTrue(vertexFeatures.supportsUserSuppliedIds());
}
@Test
@FeatureRequirement(featureClass = Graph.Features.EdgeFeatures.class, feature = EdgeFeatures.FEATURE_ANY_IDS)
public void shouldNotSupportAnyIdsUnlessUserSuppliedIdsIsSupportedOnEdge() {
assertTrue(edgeFeatures.supportsUserSuppliedIds());
}
@Test
@FeatureRequirement(featureClass = Graph.Features.VertexPropertyFeatures.class, feature = VertexPropertyFeatures.FEATURE_ANY_IDS)
public void shouldNotSupportAnyIdsUnlessUserSuppliedIdsIsSupportedOnVertexProperty() {
assertTrue(vertexPropertyFeatures.supportsUserSuppliedIds());
}
@Test
public void shouldSupportADataTypeIfGraphHasVariablesEnabled() {
assertEquals(variablesFeatures.supportsVariables(), (variablesFeatures.supportsBooleanValues() || variablesFeatures.supportsDoubleValues()
|| variablesFeatures.supportsFloatValues() || variablesFeatures.supportsIntegerValues()
|| variablesFeatures.supportsLongValues() || variablesFeatures.supportsMapValues()
|| variablesFeatures.supportsMixedListValues() || variablesFeatures.supportsByteValues()
|| variablesFeatures.supportsBooleanArrayValues() || variablesFeatures.supportsByteArrayValues()
|| variablesFeatures.supportsDoubleArrayValues() || variablesFeatures.supportsFloatArrayValues()
|| variablesFeatures.supportsIntegerArrayValues() || variablesFeatures.supportsLongArrayValues()
|| variablesFeatures.supportsSerializableValues() || variablesFeatures.supportsStringValues()
|| variablesFeatures.supportsUniformListValues() || variablesFeatures.supportsStringArrayValues()));
}
@Test
public void shouldSupportADataTypeIfEdgeHasPropertyEnabled() {
assertEquals(edgePropertyFeatures.supportsProperties(), (edgePropertyFeatures.supportsBooleanValues() || edgePropertyFeatures.supportsDoubleValues()
|| edgePropertyFeatures.supportsFloatValues() || edgePropertyFeatures.supportsIntegerValues()
|| edgePropertyFeatures.supportsLongValues() || edgePropertyFeatures.supportsMapValues()
|| edgePropertyFeatures.supportsMixedListValues() || edgePropertyFeatures.supportsByteValues()
|| edgePropertyFeatures.supportsBooleanArrayValues() || edgePropertyFeatures.supportsByteArrayValues()
|| edgePropertyFeatures.supportsDoubleArrayValues() || edgePropertyFeatures.supportsFloatArrayValues()
|| edgePropertyFeatures.supportsIntegerArrayValues() || edgePropertyFeatures.supportsLongArrayValues()
|| edgePropertyFeatures.supportsSerializableValues() || edgePropertyFeatures.supportsStringValues()
|| edgePropertyFeatures.supportsUniformListValues() || edgePropertyFeatures.supportsStringArrayValues()));
}
@Test
public void shouldSupportADataTypeIfVertexHasPropertyEnabled() {
assertEquals(vertexPropertyFeatures.supportsProperties(), (vertexPropertyFeatures.supportsBooleanValues() || vertexPropertyFeatures.supportsDoubleValues()
|| vertexPropertyFeatures.supportsFloatValues() || vertexPropertyFeatures.supportsIntegerValues()
|| vertexPropertyFeatures.supportsLongValues() || vertexPropertyFeatures.supportsMapValues()
|| vertexPropertyFeatures.supportsMixedListValues() || vertexPropertyFeatures.supportsByteValues()
|| vertexPropertyFeatures.supportsBooleanArrayValues() || vertexPropertyFeatures.supportsByteArrayValues()
|| vertexPropertyFeatures.supportsDoubleArrayValues() || vertexPropertyFeatures.supportsFloatArrayValues()
|| vertexPropertyFeatures.supportsIntegerArrayValues() || vertexPropertyFeatures.supportsLongArrayValues()
|| vertexPropertyFeatures.supportsSerializableValues() || vertexPropertyFeatures.supportsStringValues()
|| vertexPropertyFeatures.supportsUniformListValues() || vertexPropertyFeatures.supportsStringArrayValues()));
}
@Test
public void shouldSupportRegularTransactionsIfThreadedTransactionsAreEnabled() {
if (graphFeatures.supportsThreadedTransactions())
assertTrue(graphFeatures.supportsThreadedTransactions());
}
}
}
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