1 /* 2 * Copyright (C) 2014 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.common.graph; 18 19 import java.util.Arrays; 20 import java.util.Collection; 21 import org.junit.runner.RunWith; 22 import org.junit.runners.Parameterized; 23 import org.junit.runners.Parameterized.Parameters; 24 25 /** Tests for a directed {@link StandardMutableGraph}. */ 26 @AndroidIncompatible 27 @RunWith(Parameterized.class) 28 public final class StandardImmutableDirectedGraphTest extends AbstractStandardDirectedGraphTest { 29 30 @Parameters(name = "allowsSelfLoops={0}") parameters()31 public static Collection<Object[]> parameters() { 32 return Arrays.asList(new Object[][] {{false}, {true}}); 33 } 34 35 private final boolean allowsSelfLoops; 36 private ImmutableGraph.Builder<Integer> graphBuilder; 37 StandardImmutableDirectedGraphTest(boolean allowsSelfLoops)38 public StandardImmutableDirectedGraphTest(boolean allowsSelfLoops) { 39 this.allowsSelfLoops = allowsSelfLoops; 40 } 41 42 @Override createGraph()43 public Graph<Integer> createGraph() { 44 graphBuilder = GraphBuilder.directed().allowsSelfLoops(allowsSelfLoops).immutable(); 45 return graphBuilder.build(); 46 } 47 48 @Override addNode(Integer n)49 final void addNode(Integer n) { 50 graphBuilder.addNode(n); 51 graph = graphBuilder.build(); 52 } 53 54 @Override putEdge(Integer n1, Integer n2)55 final void putEdge(Integer n1, Integer n2) { 56 graphBuilder.putEdge(n1, n2); 57 graph = graphBuilder.build(); 58 } 59 } 60