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org.umlg.sqlg.test.vertexstep.localvertexstep.TestLocalVertexStepRepeatStep Maven / Gradle / Ivy
package org.umlg.sqlg.test.vertexstep.localvertexstep;
import org.apache.tinkerpop.gremlin.process.traversal.Path;
import org.apache.tinkerpop.gremlin.process.traversal.Traversal;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__;
import org.apache.tinkerpop.gremlin.process.traversal.step.util.MapHelper;
import org.apache.tinkerpop.gremlin.structure.Graph;
import org.apache.tinkerpop.gremlin.structure.T;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.junit.Test;
import org.umlg.sqlg.test.BaseTest;
import java.io.IOException;
import java.util.*;
import java.util.function.Predicate;
import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.out;
import static org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__.repeat;
import static org.junit.Assert.*;
/**
* Date: 2016/05/07
* Time: 2:44 PM
*/
public class TestLocalVertexStepRepeatStep extends BaseTest {
@Test
public void testLocalRepeatStepEmitTimesBefore() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
a1.addEdge("ab", b1);
b1.addEdge("bc", c1);
this.sqlgGraph.tx().commit();
List paths = this.gt.V(a1).local(__.emit().times(2).repeat(out())).path().toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(3, paths.size());
List> pathsToAssert = Arrays.asList(
p -> p.size() == 1 && p.get(0).equals(a1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1),
p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void testLocalRepeatStepEmitTimesAfter() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
a1.addEdge("ab", b1);
b1.addEdge("bc", c1);
this.sqlgGraph.tx().commit();
List paths = this.gt.V(a1).local(repeat(out()).emit().times(2)).path().toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(2, paths.size());
List> pathsToAssert = Arrays.asList(
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1),
p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void testRepeatSimpleTimesEmitBefore() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B");
a1.addEdge("ab", b1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V(a1).local(__.times(1).emit().repeat(out())).path().toList();
assertEquals(2, paths.size());
List> pathsToAssert = Arrays.asList(
p -> p.size() == 1 && p.get(0).equals(a1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void testRepeatSimpleTimeEmitAfter() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B");
a1.addEdge("ab", b1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V(a1).local(repeat(out()).times(1).emit()).path().toList();
assertEquals(1, paths.size());
List> pathsToAssert = Arrays.asList(
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void testRepeat() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(__.times(0).repeat(out("ab").out("bc"))).toList();
//TODO put back in, bug is already fixed in TinkerPop but not yet deployed.
// assertEquals(1, vertices.size());
// assertTrue(vertices.contains(a1));
vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(repeat(out("ab", "bc")).times(1)).toList();
assertEquals(3, vertices.size());
assertTrue(vertices.contains(b1));
assertTrue(vertices.contains(b2));
assertTrue(vertices.contains(b3));
vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(__.times(1).repeat(out("ab", "bc"))).toList();
assertEquals(3, vertices.size());
assertTrue(vertices.contains(b1));
assertTrue(vertices.contains(b2));
assertTrue(vertices.contains(b3));
vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(repeat(out("ab", "bc")).times(2)).toList();
assertEquals(3, vertices.size());
assertTrue(vertices.contains(c1));
assertTrue(vertices.contains(c2));
assertTrue(vertices.contains(c3));
vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(__.times(2).repeat(out("ab", "bc"))).toList();
assertEquals(3, vertices.size());
assertTrue(vertices.contains(c1));
assertTrue(vertices.contains(c2));
assertTrue(vertices.contains(c3));
}
@Test
public void testSmallerRepeatWithEmitFirst() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
b1.addEdge("bc", c1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().repeat(__.out("ab", "bc")).times(1)).path().toList();
assertEquals(3, paths.size());
List> pathsToAssert = Arrays.asList(
p -> p.size() == 1 && p.get(0).equals(a1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
paths = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().repeat(__.out("ab", "bc")).times(1)).path().toList();
assertEquals(3, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testRepeatWithEmitFirst() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
Vertex d2 = this.sqlgGraph.addVertex(T.label, "D", "name", "d2");
Vertex d3 = this.sqlgGraph.addVertex(T.label, "D", "name", "d3");
c1.addEdge("cd", d1);
c1.addEdge("cd", d2);
c1.addEdge("cd", d3);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().repeat(__.out("ab", "bc", "cd")).times(3)).toList();
assertEquals(14, vertices.size());
assertTrue(vertices.remove(a1));
assertTrue(vertices.remove(b1));
assertTrue(vertices.remove(b2));
assertTrue(vertices.remove(b3));
assertTrue(vertices.remove(c1));
assertTrue(vertices.remove(c1));
assertTrue(vertices.remove(c2));
assertTrue(vertices.remove(c3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.isEmpty());
}
@Test
public void testRepeatWithEmitFirstWithPeriod() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name.AA", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name.AA", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name.AA", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name.AA", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name.AA", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name.AA", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name.AA", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name.AA", "d1");
Vertex d2 = this.sqlgGraph.addVertex(T.label, "D", "name.AA", "d2");
Vertex d3 = this.sqlgGraph.addVertex(T.label, "D", "name.AA", "d3");
c1.addEdge("cd", d1);
c1.addEdge("cd", d2);
c1.addEdge("cd", d3);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().repeat(__.out("ab", "bc", "cd")).times(3)).toList();
assertEquals(14, vertices.size());
assertTrue(vertices.remove(a1));
assertTrue(vertices.remove(b1));
assertTrue(vertices.remove(b2));
assertTrue(vertices.remove(b3));
assertTrue(vertices.remove(c1));
assertTrue(vertices.remove(c1));
assertTrue(vertices.remove(c2));
assertTrue(vertices.remove(c3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.isEmpty());
}
@Test
public void testRepeatWithEmitFirstPathWithPeriod() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name.AA", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
Vertex d2 = this.sqlgGraph.addVertex(T.label, "D", "name", "d2");
Vertex d3 = this.sqlgGraph.addVertex(T.label, "D", "name", "d3");
c1.addEdge("cd", d1);
c1.addEdge("cd", d2);
c1.addEdge("cd", d3);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().repeat(__.out("ab", "bc", "cd")).times(3)).path().toList();
assertEquals(14, paths.size());
for (Path path : paths) {
System.out.println(path);
}
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1) && ((Vertex)p.get(0)).value("name.AA").equals("a1")));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b3)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c2)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c3)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testRepeatWithEmitFirstPath() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
Vertex d2 = this.sqlgGraph.addVertex(T.label, "D", "name", "d2");
Vertex d3 = this.sqlgGraph.addVertex(T.label, "D", "name", "d3");
c1.addEdge("cd", d1);
c1.addEdge("cd", d2);
c1.addEdge("cd", d3);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().repeat(__.out("ab", "bc", "cd")).times(3)).path().toList();
assertEquals(14, paths.size());
for (Path path : paths) {
System.out.println(path);
}
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b3)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c2)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c3)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testRepeatWithEmitTimesFirst() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
Vertex d2 = this.sqlgGraph.addVertex(T.label, "D", "name", "d2");
Vertex d3 = this.sqlgGraph.addVertex(T.label, "D", "name", "d3");
c1.addEdge("cd", d1);
c1.addEdge("cd", d2);
c1.addEdge("cd", d3);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().times(3).repeat(__.out("ab", "bc", "cd"))).path().toList();
for (Path path : paths) {
System.out.println(path.toString());
}
assertEquals(14, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b3)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c2)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c3)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testRepeatWithEmitTimesLast() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
Vertex d2 = this.sqlgGraph.addVertex(T.label, "D", "name", "d2");
Vertex d3 = this.sqlgGraph.addVertex(T.label, "D", "name", "d3");
c1.addEdge("cd", d1);
c1.addEdge("cd", d2);
c1.addEdge("cd", d3);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("A").local(repeat(__.out("ab", "bc", "cd")).emit().times(3)).path().toList();
for (Path path : paths) {
System.out.println(path.toString());
}
assertEquals(13, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b3)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c2)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c3)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d3)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testRepeatWithEmitLastShouldNotLeftJoinFirstDegree() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
Vertex d2 = this.sqlgGraph.addVertex(T.label, "D", "name", "d2");
Vertex d3 = this.sqlgGraph.addVertex(T.label, "D", "name", "d3");
c1.addEdge("cd", d1);
c1.addEdge("cd", d2);
c1.addEdge("cd", d3);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(repeat(__.out("ab", "bc", "cd")).emit().times(3)).toList();
for (Vertex vertex : vertices) {
System.out.println(vertex.value("name").toString());
}
assertEquals(13, vertices.size());
assertTrue(vertices.remove(b1));
assertTrue(vertices.remove(b2));
assertTrue(vertices.remove(b3));
assertTrue(vertices.remove(c1));
assertTrue(vertices.remove(c1));
assertTrue(vertices.remove(c2));
assertTrue(vertices.remove(c3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.isEmpty());
}
@Test
public void testRepeatWithEmitLastWithTimesFirst() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b2");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "b3");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex c2 = this.sqlgGraph.addVertex(T.label, "C", "name", "c2");
Vertex c3 = this.sqlgGraph.addVertex(T.label, "C", "name", "c3");
b1.addEdge("bc", c1);
b1.addEdge("bc", c1);
b1.addEdge("bc", c2);
b1.addEdge("bc", c3);
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
Vertex d2 = this.sqlgGraph.addVertex(T.label, "D", "name", "d2");
Vertex d3 = this.sqlgGraph.addVertex(T.label, "D", "name", "d3");
c1.addEdge("cd", d1);
c1.addEdge("cd", d2);
c1.addEdge("cd", d3);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(__.times(3).repeat(__.out("ab", "bc", "cd")).emit()).toList();
for (Vertex vertex : vertices) {
System.out.println(vertex.value("name").toString());
}
assertEquals(19, vertices.size());
assertTrue(vertices.remove(b1));
assertTrue(vertices.remove(b2));
assertTrue(vertices.remove(b3));
assertTrue(vertices.remove(c1));
assertTrue(vertices.remove(c1));
assertTrue(vertices.remove(c2));
assertTrue(vertices.remove(c3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.remove(d1));
assertTrue(vertices.remove(d2));
assertTrue(vertices.remove(d3));
assertTrue(vertices.isEmpty());
}
@Test
public void g_V_repeatXoutX_timesX2X() throws IOException {
final List> traversals = new ArrayList<>();
loadModern();
Graph graph = this.sqlgGraph;
assertModernGraph(graph, true, false);
Traversal t = graph.traversal().V().local(repeat(__.out()).times(2));
traversals.add(t);
traversals.forEach(traversal -> {
printTraversalForm(traversal);
int counter = 0;
while (traversal.hasNext()) {
counter++;
Vertex vertex = traversal.next();
assertTrue(vertex.value("name").equals("lop") || vertex.value("name").equals("ripple"));
}
assertEquals(2, counter);
assertFalse(traversal.hasNext());
});
}
@Test
public void g_V_repeatXoutX_timesX2X_path_byXitX_byXnameX_byXlangX() throws IOException {
loadModern();
Graph graph = this.sqlgGraph;
assertModernGraph(graph, true, false);
final Traversal traversal = graph.traversal().V().local(repeat(__.out()).times(2).path().by().by("name").by("lang"));
printTraversalForm(traversal);
int counter = 0;
while (traversal.hasNext()) {
counter++;
final Path path = traversal.next();
assertEquals(3, path.size());
assertEquals("marko", ((Vertex) path.get(0)).value("name"));
assertEquals("josh", path.get(1));
assertEquals("java", path.get(2));
}
assertEquals(2, counter);
}
@Test
public void g_V_repeatXoutX_timesX2X_emit_path() throws IOException {
loadModern();
Graph graph = this.sqlgGraph;
assertModernGraph(graph, true, false);
GraphTraversalSource g = graph.traversal();
final List> traversals = new ArrayList<>();
Traversal t = g.V().local(repeat(out()).emit().times(2)).path();
traversals.add(t);
traversals.forEach(traversal -> {
printTraversalForm(traversal);
final Map pathLengths = new HashMap<>();
int counter = 0;
while (traversal.hasNext()) {
counter++;
MapHelper.incr(pathLengths, traversal.next().size(), 1L);
}
assertEquals(2, pathLengths.size());
assertEquals(8, counter);
assertEquals(new Long(6), pathLengths.get(2));
assertEquals(new Long(2), pathLengths.get(3));
});
}
@Test
public void testTimesBeforeEmitBefore() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B");
a1.addEdge("ab", b1);
b1.addEdge("ba", a1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V(a1).local(__.emit().times(2).repeat(out()).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
List> pathsToAssert = Arrays.asList(
p -> p.size() == 1 && p.get(0).equals(a1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1),
p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(a1)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void testTimesAfterEmitBefore() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B");
a1.addEdge("ab", b1);
b1.addEdge("ba", a1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V(a1).local(__.emit().repeat(out()).times(2).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
List> pathsToAssert = Arrays.asList(
p -> p.size() == 1 && p.get(0).equals(a1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1),
p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(a1)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void testTimesBeforeEmitBeforeToSelf() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A");
Vertex a3 = this.sqlgGraph.addVertex(T.label, "A");
a1.addEdge("aa", a2);
a1.addEdge("ab", b1);
a2.addEdge("aa", a3);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V(a1).local(__.emit().times(2).repeat(out()).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
List> pathsToAssert = Arrays.asList(
p -> p.size() == 1 && p.get(0).equals(a1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2),
p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(a3)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void testTimesAfterEmitBeforeToSelf() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A");
Vertex a3 = this.sqlgGraph.addVertex(T.label, "A");
a1.addEdge("ab", a2);
a2.addEdge("ab", a3);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V(a1).local(__.emit().repeat(out()).times(2).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
List> pathsToAssert = Arrays.asList(
p -> p.size() == 1 && p.get(0).equals(a1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2),
p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(a3)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void g_V_emit_timesX2X_repeatXoutX_path() throws IOException {
loadModern();
Graph graph = this.sqlgGraph;
GraphTraversalSource g = graph.traversal();
final List> traversals = Arrays.asList(
g.V().local(__.emit().times(2).repeat(out()).path()),
g.V().local(__.emit().repeat(out()).times(2).path())
);
traversals.forEach(traversal -> {
int path1 = 0;
int path2 = 0;
int path3 = 0;
while (traversal.hasNext()) {
final Path path = traversal.next();
System.out.println(path);
if (path.size() == 1) {
path1++;
} else if (path.size() == 2) {
path2++;
} else if (path.size() == 3) {
path3++;
} else {
fail("Only path lengths of 1, 2, or 3 should be seen");
}
}
assertEquals(6, path1);
assertEquals(6, path2);
assertEquals(2, path3);
});
}
@Test
public void testGremlinLeftJoin() {
Vertex marko = this.sqlgGraph.addVertex(T.label, "Person", "name", "marko");
Vertex josh = this.sqlgGraph.addVertex(T.label, "Person", "name", "josh");
Vertex lop = this.sqlgGraph.addVertex(T.label, "Software", "name", "lop");
marko.addEdge("knows", josh);
marko.addEdge("created", lop);
josh.addEdge("created", lop);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().local(repeat(out()).times(2).emit().path()).toList();
assertEquals(4, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(marko) && p.get(1).equals(lop)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(marko) && p.get(1).equals(lop)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(josh) && p.get(1).equals(lop)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(josh) && p.get(1).equals(lop)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(marko) && p.get(1).equals(josh)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(marko) && p.get(1).equals(josh)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(marko) && p.get(1).equals(josh) && p.get(2).equals(lop)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(marko) && p.get(1).equals(josh) && p.get(2).equals(lop)).findAny().get());
assertTrue(paths.isEmpty());
List vertices = this.sqlgGraph.traversal().V().local(repeat(out()).times(2).emit()).toList();
assertEquals(4, vertices.size());
assertTrue(vertices.remove(josh));
assertTrue(vertices.remove(lop));
assertTrue(vertices.remove(lop));
assertTrue(vertices.remove(lop));
assertTrue(vertices.isEmpty());
}
@Test
public void testDuplicatePathToSelf() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex a3 = this.sqlgGraph.addVertex(T.label, "A", "name", "a3");
a1.addEdge("knows", a2);
a2.addEdge("knows", a3);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().local(repeat(out("knows")).times(2).emit()).toList();
assertEquals(3, vertices.size());
assertTrue(vertices.remove(a2));
assertTrue(vertices.remove(a3));
assertTrue(vertices.remove(a3));
assertEquals(0, vertices.size());
List paths = this.sqlgGraph.traversal().V().local(repeat(out("knows")).emit().times(2).path()).toList();
assertEquals(3, paths.size());
for (Path path : paths) {
System.out.println(path);
}
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(a3)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(a3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a2) && p.get(1).equals(a3)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a2) && p.get(1).equals(a3)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testDuplicatePathToSelfEmitFirst() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex a3 = this.sqlgGraph.addVertex(T.label, "A", "name", "a3");
a1.addEdge("knows", a2);
a2.addEdge("knows", a3);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().local(__.emit().repeat(out("knows")).times(2)).toList();
assertEquals(6, vertices.size());
assertTrue(vertices.remove(a1));
assertTrue(vertices.remove(a2));
assertTrue(vertices.remove(a3));
assertTrue(vertices.remove(a2));
assertTrue(vertices.remove(a3));
assertTrue(vertices.remove(a3));
assertEquals(0, vertices.size());
List paths = this.sqlgGraph.traversal().V().local(__.emit().repeat(out("knows")).times(2).path()).toList();
assertEquals(6, paths.size());
for (Path path : paths) {
System.out.println(path);
}
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(a3)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(a3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a2) && p.get(1).equals(a3)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a2) && p.get(1).equals(a3)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a3)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a3)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testOnLeftJoinOnLeaveNode() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("ab", b1);
a2.addEdge("ab", b1);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().repeat(out("ab")).times(1)).toList();
assertEquals(4, vertices.size());
}
@Test
public void testOnDuplicatePaths() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("ab", b1);
b1.addEdge("ba", a2);
this.sqlgGraph.tx().commit();
List vertices = this.sqlgGraph.traversal().V().hasLabel("A").local(__.emit().repeat(out("ab", "ba")).times(2)).toList();
assertEquals(4, vertices.size());
}
@Test
public void testOnDuplicatePathsFromVertexTimesAfter() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("ab", b1);
b1.addEdge("ba", a2);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().local(__.emit().repeat(out("ab", "ba")).times(2).path()).toList();
assertEquals(6, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(a2)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a2)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(a2)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a2)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testOnDuplicatePathsFromVertexTimes1After() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("ab", b1);
b1.addEdge("ba", a2);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().local(__.emit().repeat(out("ab", "ba")).times(1).path()).toList();
assertEquals(5, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testOnDuplicatePathsFromVertexTimes2After() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("ab", b1);
b1.addEdge("ba", a2);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().local(__.emit().repeat(out("ab", "ba")).times(2).path()).toList();
assertEquals(6, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(a2)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testOnDuplicatePathsFromVertexTimes1EmitAfter() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("ab", b1);
b1.addEdge("ba", a2);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().local(repeat(out("ab", "ba")).emit().times(1).path()).toList();
assertEquals(2, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testOnDuplicatePathsFromVertexTimes2EmitAfter() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("ab", b1);
b1.addEdge("ba", a2);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().local(repeat(out("ab", "ba")).emit().times(2).path()).toList();
assertEquals(3, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(a2)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(a2)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(a2)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testRepeatWithTimesBefore() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("ab", b1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().local(__.emit().times(2).repeat(out()).path()).toList();
assertEquals(3, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testPathToSelfTreeValidatedTakingTheRootIntoAccount() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("aa", a2);
a2.addEdge("ba", b1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("A").local(repeat(out()).emit().times(2)).path().toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(3, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a2) && p.get(1).equals(b1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a2) && p.get(1).equals(b1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(b1)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testEmitAfterTimesAfterAndBefore() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
a1.addEdge("ab", b1);
b1.addEdge("bc", c1);
c1.addEdge("cd", d1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("A").local(repeat(out()).emit().times(3).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(3, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.isEmpty());
paths = this.sqlgGraph.traversal().V().hasLabel("A").local(repeat(out()).emit().times(4).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths.remove(paths.stream().filter(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)).findAny().get());
assertTrue(paths.isEmpty());
paths = this.sqlgGraph.traversal().V().hasLabel("A").local(__.times(2).repeat(out()).emit().path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(3, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testTimesBeforeAfterFirstNoEmit() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
Vertex d1 = this.sqlgGraph.addVertex(T.label, "D", "name", "d1");
a1.addEdge("ab", b1);
b1.addEdge("bc", c1);
c1.addEdge("cd", d1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("A").local(__.times(3).repeat(out()).path()).toList();
assertEquals(1, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 4 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1) && p.get(3).equals(d1)));
paths = this.sqlgGraph.traversal().V().hasLabel("A").local(repeat(out()).times(4).path()).toList();
assertEquals(0, paths.size());
}
@Test
public void testEmitTimesBeforeAfter() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "c1");
a1.addEdge("ab", b1);
b1.addEdge("bc", c1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().hasLabel("B").local(__.emit().times(2).repeat(out()).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(2, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)).findAny().get());
assertTrue(paths.isEmpty());
paths = this.sqlgGraph.traversal().V().local(__.emit().times(2).repeat(out()).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(6, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(c1)).findAny().get());
assertTrue(paths.isEmpty());
System.out.println("-----------------");
paths = this.sqlgGraph.traversal().V().local(__.emit().times(3).repeat(out()).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(6, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(c1)).findAny().get());
assertTrue(paths.isEmpty());
System.out.println("-----------------");
paths = this.sqlgGraph.traversal().V().local(__.emit().repeat(out()).times(3).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(6, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(c1)).findAny().get());
assertTrue(paths.isEmpty());
System.out.println("-----------------");
paths = this.sqlgGraph.traversal().V().local(__.emit().repeat(out()).times(2).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(6, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(b1) && p.get(2).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(b1) && p.get(1).equals(c1)).findAny().get());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(c1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(c1)).findAny().get());
assertTrue(paths.isEmpty());
}
@Test
public void testEmitTimes2MultiplePathsSimple() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("aa", a2);
a2.addEdge("ab", b1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V(a1).local(__.emit().times(2).repeat(out()).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(3, paths.size());
List> pathsToAssert = Arrays.asList(
p -> p.size() == 1 && p.get(0).equals(a1),
p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2),
p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(b1)
);
for (Predicate pathPredicate : pathsToAssert) {
Optional path = paths.stream().filter(pathPredicate).findAny();
assertTrue(path.isPresent());
assertTrue(paths.remove(path.get()));
}
assertTrue(paths.isEmpty());
}
@Test
public void testEmitTimes2MultiplePaths() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "a1");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "a2");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "b1");
a1.addEdge("aa", a2);
a2.addEdge("ab", b1);
this.sqlgGraph.tx().commit();
List paths = this.sqlgGraph.traversal().V().local(__.emit().times(2).repeat(out()).path()).toList();
for (Path path : paths) {
System.out.println(path);
}
assertEquals(6, paths.size());
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(a2)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 1 && p.get(0).equals(b1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 2 && p.get(0).equals(a2) && p.get(1).equals(b1)));
assertTrue(paths.stream().anyMatch(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(b1)));
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(a2)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 1 && p.get(0).equals(b1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(a2)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 2 && p.get(0).equals(a2) && p.get(1).equals(b1)).findAny().get());
paths.remove(paths.stream().filter(p -> p.size() == 3 && p.get(0).equals(a1) && p.get(1).equals(a2) && p.get(2).equals(b1)).findAny().get());
assertTrue(paths.isEmpty());
}
}
