Updating graph

* Implemented MatrixGraph
* Changed save/load logics (test not passing)
This commit is contained in:
2021-01-06 16:28:01 +01:00
parent ddc81330ab
commit 7f16252890
27 changed files with 1678 additions and 1771 deletions

View File

@@ -1,46 +1,31 @@
package berack96.test.lib;
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 berack96.lib.graph.Edge;
import berack96.lib.graph.Graph;
import berack96.lib.graph.Vertex;
import berack96.lib.graph.models.GraphSaveStructure;
import berack96.lib.graph.visit.impl.BFS;
import berack96.lib.graph.visit.impl.DFS;
import berack96.lib.graph.visit.impl.VisitInfo;
import com.google.gson.JsonSyntaxException;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Timeout;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.io.UnsupportedEncodingException;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.*;
import java.util.concurrent.atomic.AtomicInteger;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.jupiter.api.Assertions.*;
import com.google.gson.JsonSyntaxException;
import berack96.lib.graph.Edge;
import berack96.lib.graph.Graph;
import berack96.lib.graph.Vertex;
import berack96.lib.graph.impl.AdjGraph;
import berack96.lib.graph.impl.MapGraph;
import berack96.lib.graph.impl.MatrixGraph;
import berack96.lib.graph.visit.impl.BFS;
import berack96.lib.graph.visit.impl.DFS;
import berack96.lib.graph.visit.impl.VisitInfo;
@SuppressWarnings("deprecation")
@Timeout(value = 2)
public class TestGraph {
/* We only try this for sake of simplicity */
/* I decided to only try this for sake of simplicity */
private Graph<String, Integer> graph;
private final ByteArrayOutputStream bytes = new ByteArrayOutputStream();
@@ -48,17 +33,16 @@ public class TestGraph {
private final String encoding = "UTF-8";
private final Exception nullException = new NullPointerException(Graph.PARAM_NULL);
private final Exception notException = new IllegalArgumentException(Graph.VERTEX_NOT_CONTAINED);
private final Exception unsuppException = new UnsupportedOperationException(Vertex.REMOVED);
private final Exception unSuppException = new UnsupportedOperationException(Vertex.REMOVED);
@Before
@BeforeEach
public void before() {
// Change here the instance for changing all the test for that particular class
graph = new MapGraph<>();
// graph = new MatrixGraph<>();
// graph = new AdjGraph<>();
//graph = new berack96.lib.graph.impl.MapGraph<>();
//graph = new berack96.lib.graph.impl.MatrixGraph<>();
graph = new berack96.lib.graph.impl.ListGraph<>();
PrintStream p = null;
PrintStream p;
try {
p = new PrintStream(bytes, true, encoding);
System.setErr(p);
@@ -68,7 +52,7 @@ public class TestGraph {
}
}
@After
@AfterEach
public void after() {
try {
String printed = bytes.toString(encoding);
@@ -82,48 +66,48 @@ public class TestGraph {
@Test
public void basicVertex() {
assertEquals(0, graph.numberOfVertices());
assertEquals(0, graph.size());
graph.addVertex("1");
graph.addVertex("2");
shouldThrow(nullException, () -> graph.addVertex(null));
graph.add("1");
graph.add("2");
shouldThrow(nullException, () -> graph.add(null));
assertTrue(graph.contains("1"));
assertFalse(graph.contains("0"));
assertTrue(graph.contains("2"));
assertFalse(graph.contains("3"));
assertEquals(2, graph.numberOfVertices());
assertEquals(2, graph.size());
graph.removeVertex("1");
graph.remove("1");
assertFalse(graph.contains("1"));
assertTrue(graph.contains("2"));
assertEquals(1, graph.numberOfVertices());
assertEquals(1, graph.size());
graph.addVertex("3");
graph.add("3");
assertTrue(graph.contains("3"));
shouldThrow(nullException, () -> graph.contains(null));
shouldThrow(nullException, () -> graph.addVertexIfAbsent(null));
shouldThrow(nullException, () -> graph.addIfAbsent(null));
assertTrue(graph.addVertexIfAbsent("4"));
assertFalse(graph.addVertexIfAbsent("4"));
assertFalse(graph.addVertexIfAbsent("2"));
assertTrue(graph.addIfAbsent("4"));
assertFalse(graph.addIfAbsent("4"));
assertFalse(graph.addIfAbsent("2"));
assertEquals(3, graph.numberOfVertices());
assertEquals(3, graph.size());
shouldContain(graph.vertices(), "2", "3", "4");
graph.removeAllVertex();
graph.removeAll();
shouldContain(graph.vertices());
Set<String> vertices = new HashSet<>(Arrays.asList("1", "5", "24", "2", "3"));
graph.addAllVertices(vertices);
graph.addAll(vertices);
shouldContain(graph.vertices(), vertices.toArray());
graph.removeVertex("1");
graph.removeVertex("24");
graph.remove("1");
graph.remove("24");
shouldContain(graph.vertices(), "5", "2", "3");
graph.addAllVertices(vertices);
graph.addAll(vertices);
shouldContain(graph.vertices(), vertices.toArray());
shouldThrow(nullException, () -> graph.addAllVertices(null));
shouldThrow(nullException, () -> graph.addAll(null));
}
@Test
@@ -136,16 +120,16 @@ public class TestGraph {
* v v
* 3 <-> 5 -> 4
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
shouldThrow(nullException, () -> graph.addEdge(null, "2", 1));
shouldThrow(nullException, () -> graph.addEdge(null, null, 1));
shouldThrow(nullException, () -> graph.addEdge("1", null, 1));
shouldThrow(new NullPointerException(), () -> graph.addEdge(null));
shouldThrow(nullException, () -> graph.addEdge(null));
shouldThrow(nullException, () -> graph.addEdge(new Edge<>("1", null, 1)));
shouldThrow(nullException, () -> graph.addEdge(new Edge<>(null, null, 1)));
shouldThrow(nullException, () -> graph.addEdge(new Edge<>(null, "2", 1)));
@@ -193,21 +177,21 @@ public class TestGraph {
assertEquals(6, graph.numberOfEdges());
assertEquals(new Integer(1), graph.getWeight("1", "2"));
assertEquals(new Integer(1), graph.getWeight("1", "3"));
assertEquals(new Integer(4), graph.getWeight("2", "5"));
assertEquals(new Integer(2), graph.getWeight("3", "5"));
assertEquals(new Integer(2), graph.getWeight("5", "3"));
assertEquals(new Integer(3), graph.getWeight("5", "4"));
assertEquals(Integer.valueOf(1), graph.getWeight("1", "2"));
assertEquals(Integer.valueOf(1), graph.getWeight("1", "3"));
assertEquals(Integer.valueOf(4), graph.getWeight("2", "5"));
assertEquals(Integer.valueOf(2), graph.getWeight("3", "5"));
assertEquals(Integer.valueOf(2), graph.getWeight("5", "3"));
assertEquals(Integer.valueOf(3), graph.getWeight("5", "4"));
assertNull(graph.getWeight("1", "4"));
assertEquals(new Integer(1), graph.addEdge("1", "2", 102));
assertEquals(new Integer(102), graph.addEdge("1", "2", 3));
assertEquals(new Integer(3), graph.addEdge("1", "2", 1));
assertEquals(new Integer(1), graph.addEdge(new Edge<>("1", "2", 102)));
assertEquals(new Integer(102), graph.addEdge(new Edge<>("1", "2", 3)));
assertEquals(new Integer(3), graph.addEdge(new Edge<>("1", "2", 1)));
assertEquals(Integer.valueOf(1), graph.addEdge("1", "2", 102));
assertEquals(Integer.valueOf(102), graph.addEdge("1", "2", 3));
assertEquals(Integer.valueOf(3), graph.addEdge("1", "2", 1));
assertEquals(Integer.valueOf(1), graph.addEdge(new Edge<>("1", "2", 102)));
assertEquals(Integer.valueOf(102), graph.addEdge(new Edge<>("1", "2", 3)));
assertEquals(Integer.valueOf(3), graph.addEdge(new Edge<>("1", "2", 1)));
assertEquals(6, graph.numberOfEdges());
assertTrue(graph.containsEdge("1", "2"));
@@ -298,10 +282,10 @@ public class TestGraph {
assertEquals(35, graph.addEdgeAndVertices(new Edge<>("2aa", "323", 5)).intValue());
assertEquals(50, graph.addEdgeAndVertices(new Edge<>("2", "323", 500)).intValue());
graph.removeAllVertex();
graph.addVertex("aaa");
graph.addVertex("1");
graph.addVertex("2");
graph.removeAll();
graph.add("aaa");
graph.add("1");
graph.add("2");
shouldContain(graph.vertices(), "1", "2", "aaa");
shouldContain(graph.edges());
@@ -333,12 +317,12 @@ public class TestGraph {
* 3 <-> 5 -> 4
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
shouldContain(graph.edges());
@@ -351,12 +335,12 @@ public class TestGraph {
graph.addEdge("5", "3", 9);
graph.addEdge("5", "4", 5);
shouldContain(graph.getChildren("1"), "2", "3");
shouldContain(graph.getChildren("2"), "5", "6");
shouldContain(graph.getChildren("3"), "5");
shouldContain(graph.getChildren("4"), "6");
shouldContain(graph.getChildren("5"), "3", "4");
shouldContain(graph.getChildren("6"));
shouldContain(graph.getChildrens("1"), "2", "3");
shouldContain(graph.getChildrens("2"), "5", "6");
shouldContain(graph.getChildrens("3"), "5");
shouldContain(graph.getChildrens("4"), "6");
shouldContain(graph.getChildrens("5"), "3", "4");
shouldContain(graph.getChildrens("6"));
shouldContain(graph.getAncestors("1"));
shouldContain(graph.getAncestors("2"), "1");
@@ -417,6 +401,25 @@ public class TestGraph {
new Edge<>("3", "5", 2),
new Edge<>("5", "3", 9),
new Edge<>("5", "4", 5));
/* Weird case in the add */
graph.addIfAbsent("2");
shouldContain(graph.edges(),
new Edge<>("1", "2", 1),
new Edge<>("1", "3", 1),
new Edge<>("2", "5", 4),
new Edge<>("2", "6", 5),
new Edge<>("3", "5", 2),
new Edge<>("4", "6", 6),
new Edge<>("5", "3", 9),
new Edge<>("5", "4", 5));
graph.add("2");
shouldContain(graph.edges(),
new Edge<>("1", "3", 1),
new Edge<>("3", "5", 2),
new Edge<>("4", "6", 6),
new Edge<>("5", "3", 9),
new Edge<>("5", "4", 5));
}
@Test
@@ -424,8 +427,9 @@ public class TestGraph {
VisitInfo<Integer> info = new VisitInfo<>(0);
assertTrue(info.isDiscovered(0));
assertFalse(info.isVisited(0));
assertEquals(0, info.getDepth(0));
assertEquals(0, info.getTimeDiscover(0));
assertEquals(new Integer(0), info.getSource());
assertEquals(Integer.valueOf(0), info.getSource());
assertNull(info.getParentOf(0));
assertFalse(info.isVisited(null));
@@ -434,10 +438,12 @@ public class TestGraph {
shouldThrow(new IllegalArgumentException(), () -> info.getTimeVisit(0));
shouldThrow(new IllegalArgumentException(), () -> info.getTimeDiscover(1));
shouldThrow(new IllegalArgumentException(), () -> info.getParentOf(2));
shouldThrow(new IllegalArgumentException(), () -> info.getParentOf(null));
shouldThrow(new IllegalArgumentException(), () -> info.getDepth(2));
shouldThrow(new NullPointerException(), () -> info.getTimeDiscover(null));
shouldThrow(new NullPointerException(), () -> info.getTimeVisit(null));
shouldThrow(new NullPointerException(), () -> info.getParentOf(null));
shouldThrow(new NullPointerException(), () -> info.getDepth(null));
}
@Test
@@ -452,14 +458,14 @@ public class TestGraph {
* 3 <- 5 -> 4 8
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addVertexIfAbsent("7");
graph.addVertexIfAbsent("8");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addIfAbsent("7");
graph.addIfAbsent("8");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 1);
@@ -503,6 +509,7 @@ public class TestGraph {
assertEquals(verticesDiscovered[integer.get()], vertexInfo.vertex);
integer.incrementAndGet();
});
integer.set(0);
int[] visitTime = {4, 7, 8, 9, 10, 11};
String[] verticesVisited = {"3", "6", "4", "5", "2", "1"};
@@ -511,6 +518,24 @@ public class TestGraph {
assertEquals(verticesVisited[integer.get()], vertexInfo.vertex);
integer.incrementAndGet();
});
String[] vertices = {"1", "2", "5", "3", "3", "4", "6", "6", "4", "5", "2", "1"};
boolean[] found = new boolean[graph.size()];
integer.set(0);
visitDFS.forEach(vertexInfo -> {
int i = integer.get();
assertEquals(vertices[i], vertexInfo.vertex, "Iter " + i);
int vert = Integer.parseInt(vertexInfo.vertex);
if(found[vert])
assertEquals(i, vertexInfo.timeVisited, "Iter " + i);
else {
assertEquals(i, vertexInfo.timeDiscovered, "Iter " + i);
found[vert] = true;
}
integer.incrementAndGet();
});
BFS<String, Integer> bfs = new BFS<>();
VisitInfo<String> visitBFS = graph.visit("1", bfs, null);
@@ -542,14 +567,14 @@ public class TestGraph {
* 3 <- 5 -> 4 8
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addVertexIfAbsent("7");
graph.addVertexIfAbsent("8");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addIfAbsent("7");
graph.addIfAbsent("8");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 1);
@@ -564,7 +589,7 @@ public class TestGraph {
Set<String> vertices = new HashSet<>();
Iterator<String> iter = graph.iterator();
assertTrue("This should not be null!", iter != null);
assertNotNull(iter, "This should not be null!");
while (iter.hasNext())
vertices.add(iter.next());
shouldContain(vertices, "1", "2", "3", "4", "5", "6", "7", "8");
@@ -591,12 +616,12 @@ public class TestGraph {
* 3 <-> 5 -> 4
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 1);
@@ -619,14 +644,14 @@ public class TestGraph {
* 3 <- 5 -> 4 8
*/
before();
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addVertexIfAbsent("7");
graph.addVertexIfAbsent("8");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addIfAbsent("7");
graph.addIfAbsent("8");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 1);
@@ -656,12 +681,12 @@ public class TestGraph {
assertFalse(graph.isCyclic());
assertTrue(graph.isDAG());
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
assertFalse(graph.isCyclic());
assertTrue(graph.isDAG());
@@ -687,12 +712,12 @@ public class TestGraph {
* 3 <- 5 -> 4
*/
before();
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
assertFalse(graph.isCyclic());
assertTrue(graph.isDAG());
@@ -733,14 +758,14 @@ public class TestGraph {
* 3 <- 5 -> 4 8
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addVertexIfAbsent("7");
graph.addVertexIfAbsent("8");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addIfAbsent("7");
graph.addIfAbsent("8");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 1);
@@ -752,7 +777,7 @@ public class TestGraph {
graph.addEdge("7", "8", 8);
Graph<String, Integer> transposed = graph.transpose();
assertTrue("This should not be null!", transposed != null);
assertNotNull(transposed, "This should not be null!");
DFS<String, Integer> dfs = new DFS<>();
VisitInfo<String> visitDFS = transposed.visit("6", dfs, null);
@@ -795,12 +820,12 @@ public class TestGraph {
* 3 -> 5 -> 4
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 1);
@@ -826,14 +851,14 @@ public class TestGraph {
* 3 <- 5 -> 4 8
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addVertexIfAbsent("7");
graph.addVertexIfAbsent("8");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addIfAbsent("7");
graph.addIfAbsent("8");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 10);
@@ -845,7 +870,7 @@ public class TestGraph {
graph.addEdge("7", "8", 8);
List<Edge<String, Integer>> distance = graph.distance("1", "6");
assertTrue("This should not be null!", distance != null);
assertNotNull(distance, "This should not be null!");
int sum = distance.stream().mapToInt(Edge::getWeight).sum();
assertEquals(13, sum);
shouldContainInOrder(distance,
@@ -885,14 +910,14 @@ public class TestGraph {
* 3 <- 5 -> 4 -> 8
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addVertexIfAbsent("7");
graph.addVertexIfAbsent("8");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addIfAbsent("7");
graph.addIfAbsent("8");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 10);
@@ -905,7 +930,7 @@ public class TestGraph {
graph.addEdge("7", "8", 8);
Map<String, List<Edge<String, Integer>>> distance = graph.distance("1");
assertTrue("This should not be null!", distance != null);
assertNotNull(distance, "This should not be null!");
assertNull(distance.get("1"));
shouldContainInOrder(distance.get("2"),
new Edge<>("1", "2", 1));
@@ -945,14 +970,14 @@ public class TestGraph {
* 3 <- 5 -> 4 8
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addVertexIfAbsent("7");
graph.addVertexIfAbsent("8");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addIfAbsent("7");
graph.addIfAbsent("8");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 1);
@@ -1094,7 +1119,7 @@ public class TestGraph {
@Test
public void subGraph() {
/*
* This graph should be like this
* This graph should look like this
*
* 1 -> 2 <- 6 7
* ^ ^
@@ -1103,14 +1128,14 @@ public class TestGraph {
* 3 <- 5 -> 4 8
*/
graph.addVertexIfAbsent("1");
graph.addVertexIfAbsent("2");
graph.addVertexIfAbsent("3");
graph.addVertexIfAbsent("4");
graph.addVertexIfAbsent("5");
graph.addVertexIfAbsent("6");
graph.addVertexIfAbsent("7");
graph.addVertexIfAbsent("8");
graph.addIfAbsent("1");
graph.addIfAbsent("2");
graph.addIfAbsent("3");
graph.addIfAbsent("4");
graph.addIfAbsent("5");
graph.addIfAbsent("6");
graph.addIfAbsent("7");
graph.addIfAbsent("8");
graph.addEdge("1", "2", 1);
graph.addEdge("1", "3", 1);
@@ -1140,7 +1165,7 @@ public class TestGraph {
graph.mark("4", "z");
Graph<String, Integer> sub = graph.subGraph("1", -541);
assertTrue("This should not be null!", sub != null);
assertNotNull(sub, "This should not be null!");
shouldContain(sub.vertices(), "1");
shouldContain(sub.edges());
@@ -1222,7 +1247,8 @@ public class TestGraph {
sub = graph.subGraph();
shouldContain(sub.vertices(), "7", "8");
shouldContain(sub.edges(), new Edge<>("8", "7", 9));
//noinspection ConfusingArgumentToVarargsMethod
sub = graph.subGraph(null);
shouldContain(sub.vertices(), "7", "8");
shouldContain(sub.edges(), new Edge<>("8", "7", 9));
@@ -1233,31 +1259,31 @@ public class TestGraph {
Vertex<String> vertex = new Vertex<>(graph, "stronzo");
assertEquals("stronzo", vertex.getValue());
assertEquals(0, graph.numberOfVertices());
assertEquals(0, graph.size());
shouldThrow(unsuppException, () -> vertex.addChild(null, null));
shouldThrow(unsuppException, () -> vertex.mark(null));
shouldThrow(unsuppException, () -> vertex.removeChild(null));
shouldThrow(unsuppException, () -> vertex.visit(null, null));
shouldThrow(unsuppException, vertex::unMark);
shouldThrow(unsuppException, vertex::getAncestors);
shouldThrow(unsuppException, vertex::getChildren);
shouldThrow(unsuppException, vertex::getEdgesOut);
shouldThrow(unsuppException, vertex::getEdgesIn);
shouldThrow(unsuppException, vertex::getChildrenAsVertex);
shouldThrow(unsuppException, vertex::getAncestorsAsVertex);
shouldThrow(unsuppException, vertex::getMarks);
shouldThrow(unSuppException, () -> vertex.addChild(null, null));
shouldThrow(unSuppException, () -> vertex.mark(null));
shouldThrow(unSuppException, () -> vertex.removeChild(null));
shouldThrow(unSuppException, () -> vertex.visit(null, null));
shouldThrow(unSuppException, vertex::unMark);
shouldThrow(unSuppException, vertex::getAncestors);
shouldThrow(unSuppException, vertex::getChildren);
shouldThrow(unSuppException, vertex::getEdgesOut);
shouldThrow(unSuppException, vertex::getEdgesIn);
shouldThrow(unSuppException, vertex::getChildrenAsVertex);
shouldThrow(unSuppException, vertex::getAncestorsAsVertex);
shouldThrow(unSuppException, vertex::getMarks);
vertex.addIfAbsent();
assertEquals(1, graph.numberOfVertices());
assertEquals(1, graph.size());
vertex.addIfAbsent();
assertEquals(1, graph.numberOfVertices());
assertEquals(1, graph.size());
vertex.addIfAbsent();
assertEquals(1, graph.numberOfVertices());
assertEquals(1, graph.size());
assertEquals(vertex, graph.getVertex("stronzo"));
shouldThrow(nullException, () -> graph.getVertex(null));
shouldThrow(notException, () -> graph.getVertex("stronzo1"));
assertEquals(vertex, graph.get("stronzo"));
shouldThrow(nullException, () -> graph.get(null));
shouldThrow(notException, () -> graph.get("stronzo1"));
shouldThrow(nullException, () -> vertex.addChild(null, 3));
shouldThrow(nullException, () -> vertex.addChild(null, null));
@@ -1277,9 +1303,9 @@ public class TestGraph {
shouldContain(vertex.getEdgesIn());
shouldContain(vertex.getEdgesOut());
graph.addVertex("1");
graph.addVertex("2");
graph.addVertex("3");
graph.add("1");
graph.add("2");
graph.add("3");
graph.addEdge("1", "2", 2);
graph.addEdge("3", "stronzo", 6);
@@ -1330,23 +1356,23 @@ public class TestGraph {
vertex.remove();
assertFalse(vertex.isStillContained());
assertFalse(graph.contains(vertex.getValue()));
assertEquals(3, graph.numberOfVertices());
assertEquals(3, graph.size());
shouldThrow(unsuppException, () -> vertex.addChild(null, null));
shouldThrow(unsuppException, () -> vertex.mark(null));
shouldThrow(unsuppException, () -> vertex.removeChild(null));
shouldThrow(unsuppException, () -> vertex.visit(null, null));
shouldThrow(unsuppException, vertex::unMark);
shouldThrow(unsuppException, vertex::getAncestors);
shouldThrow(unsuppException, vertex::getChildren);
shouldThrow(unsuppException, vertex::getEdgesOut);
shouldThrow(unsuppException, vertex::getEdgesIn);
shouldThrow(unsuppException, vertex::getChildrenAsVertex);
shouldThrow(unsuppException, vertex::getAncestorsAsVertex);
shouldThrow(unsuppException, vertex::getMarks);
shouldThrow(unSuppException, () -> vertex.addChild(null, null));
shouldThrow(unSuppException, () -> vertex.mark(null));
shouldThrow(unSuppException, () -> vertex.removeChild(null));
shouldThrow(unSuppException, () -> vertex.visit(null, null));
shouldThrow(unSuppException, vertex::unMark);
shouldThrow(unSuppException, vertex::getAncestors);
shouldThrow(unSuppException, vertex::getChildren);
shouldThrow(unSuppException, vertex::getEdgesOut);
shouldThrow(unSuppException, vertex::getEdgesIn);
shouldThrow(unSuppException, vertex::getChildrenAsVertex);
shouldThrow(unSuppException, vertex::getAncestorsAsVertex);
shouldThrow(unSuppException, vertex::getMarks);
vertex.addIfAbsent();
assertEquals(4, graph.numberOfVertices());
assertEquals(4, graph.size());
}
@Test
@@ -1401,33 +1427,35 @@ public class TestGraph {
marks.put("6", new HashSet<>(temp));
temp.clear();
graph.addAllVertices(vertices);
graph.addAll(vertices);
graph.addAllEdges(edges);
marks.forEach((v, m) -> m.forEach(mk -> graph.mark(v, mk)));
GraphSaveStructure<String, Integer> struct = new GraphSaveStructure<>();
try {
Graph.save(graph, fileName);
Graph.load(graph, fileName, String.class, Integer.class);
struct.save(graph, fileName);
struct.load(graph, fileName, String.class, Integer.class);
shouldContain(graph.vertices(), vertices.toArray());
shouldContain(graph.edges(), edges.toArray());
//marks.forEach((v, m) -> shouldContain(graph.getMarks(v), m.toArray()));
graph.removeAllVertex();
Graph.load(graph, fileName, String.class, Integer.class);
graph.removeAll();
struct.load(graph, fileName, String.class, Integer.class);
shouldContain(graph.vertices(), vertices.toArray());
shouldContain(graph.edges(), edges.toArray());
//marks.forEach((v, m) -> shouldContain(graph.getMarks(v), m.toArray()));
} catch (Exception e) {
e.printStackTrace(System.err);
fail(e.getMessage());
}
try {
Graph.load(graph, "sadadafacensi", String.class, Integer.class);
struct.load(graph, "sadadafacensi", String.class, Integer.class);
fail("Should have been thrown IOException");
} catch (Exception ignore) {
if (!(ignore instanceof IOException))
fail("Should have been thrown IOException " + ignore.getMessage());
} catch (Exception e) {
if (!(e instanceof IOException))
fail("Should have been thrown IOException " + e.getMessage());
}
shouldContain(graph.vertices(), vertices.toArray());
@@ -1435,16 +1463,16 @@ public class TestGraph {
//marks.forEach((v, m) -> shouldContain(graph.getMarks(v), m.toArray()));
try {
Graph.load(graph, fileName + ".fail", String.class, Integer.class);
struct.load(graph, fileName + ".fail", String.class, Integer.class);
fail("Should have been thrown JsonSyntaxException");
} catch (Exception ignore) {
if (!(ignore instanceof JsonSyntaxException))
fail("Should have been thrown JsonSyntaxException " + ignore.getMessage());
} catch (Exception e) {
if (!(e instanceof JsonSyntaxException))
fail("Should have been thrown JsonSyntaxException " + e.getMessage());
}
graph = null;
shouldThrow(new NullPointerException(), () -> { try {
Graph.load(graph, fileName, String.class, Integer.class);
struct.load(graph, fileName, String.class, Integer.class);
} catch (IOException e) {
fail();
e.printStackTrace();
@@ -1454,28 +1482,29 @@ public class TestGraph {
private void shouldContain(Collection<?> actual, Object... expected) {
assertTrue("You should pass me a collection!", actual != null);
assertEquals("They have not the same number of elements\nActual: " + actual, expected.length, actual.size());
assertNotNull(actual, "You should pass me a collection!");
assertEquals(expected.length, actual.size(), "They have not the same number of elements\nActual: " + actual);
for (Object obj : expected)
assertTrue("Not containing: [" + obj + "]\nBut has: " + actual, actual.contains(obj));
assertTrue(actual.contains(obj), "Not containing: [" + obj + "]\nBut has: " + actual);
}
private void shouldContainInOrder(List<?> actual, Object... expected) {
assertTrue("You should pass me a list!", actual != null);
assertEquals("They have not the same number of elements\nActual: " + actual, expected.length, actual.size());
assertNotNull(actual, "You should pass me a list!");
assertEquals(expected.length, actual.size(), "They have not the same number of elements\nActual: " + actual);
for (int i = 0; i < actual.size(); i++)
assertEquals("Index: " + i, expected[i], actual.get(i));
assertEquals(expected[i], actual.get(i), "Index: " + i);
}
private void shouldThrow(Exception expected, Runnable runnable) {
try {
runnable.run();
fail("It has't thrown: " + expected.getClass().getSimpleName());
fail("It hasn't thrown: " + expected.getClass().getSimpleName());
} catch (Exception actual) {
assertEquals(expected.getClass(), actual.getClass());
assertEquals(expected.getMessage(), actual.getMessage());
if(expected.getMessage()!=null)
assertEquals(expected.getMessage(), actual.getMessage());
}
}
}