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/*
* Copyright (C) 2014 The Guava Authors
*
* Licensed 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 "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.google.common.graph;
import com.google.common.collect.Ordering;
import java.util.Arrays;
import java.util.Collection;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
/** Tests for a directed {@link ImmutableNetwork}. */
@AndroidIncompatible
@RunWith(Parameterized.class)
public class StandardImmutableDirectedNetworkTest extends AbstractStandardDirectedNetworkTest {
@Parameters(name = "allowsSelfLoops={0}, allowsParallelEdges={1}, nodeOrder={2}, edgeOrder={3}")
public static Collection<Object[]> parameters() {
ElementOrder<?> naturalElementOrder = ElementOrder.sorted(Ordering.natural());
return Arrays.asList(
new Object[][] {
{false, false, ElementOrder.insertion(), ElementOrder.insertion()},
{true, false, ElementOrder.insertion(), ElementOrder.insertion()},
{false, false, naturalElementOrder, naturalElementOrder},
{true, true, ElementOrder.insertion(), ElementOrder.insertion()},
});
}
private final boolean allowsSelfLoops;
private final boolean allowsParallelEdges;
private final ElementOrder<Integer> nodeOrder;
private final ElementOrder<String> edgeOrder;
private ImmutableNetwork.Builder<Integer, String> networkBuilder;
public StandardImmutableDirectedNetworkTest(
boolean allowsSelfLoops,
boolean allowsParallelEdges,
ElementOrder<Integer> nodeOrder,
ElementOrder<String> edgeOrder) {
this.allowsSelfLoops = allowsSelfLoops;
this.allowsParallelEdges = allowsParallelEdges;
this.nodeOrder = nodeOrder;
this.edgeOrder = edgeOrder;
}
@Override
Network<Integer, String> createGraph() {
networkBuilder =
NetworkBuilder.directed()
.allowsSelfLoops(allowsSelfLoops)
.allowsParallelEdges(allowsParallelEdges)
.nodeOrder(nodeOrder)
.edgeOrder(edgeOrder)
.immutable();
return networkBuilder.build();
}
@Override
void addNode(Integer n) {
networkBuilder.addNode(n);
network = networkBuilder.build();
}
@Override
void addEdge(Integer n1, Integer n2, String e) {
networkBuilder.addEdge(n1, n2, e);
network = networkBuilder.build();
}
}
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