Examples with Path org.apache.tinkerpop.gremlin.process.traversal.Path used on opensource projects

Example 31 with Path

use of org.apache.tinkerpop.gremlin.process.traversal.Path in project sqlg by pietermartin.

the class TestRepeatStepGraphOut method testRepeatSimpleTimeEmitAfter.

@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();
    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) this.sqlgGraph.traversal().V(a1).repeat(__.out()).times(1).emit().path();
    Assert.assertEquals(3, traversal.getSteps().size());
    List<Path> paths = traversal.toList();
    Assert.assertEquals(2, traversal.getSteps().size());
    Assert.assertEquals(1, paths.size());
    List<Predicate<Path>> pathsToAssert = Arrays.asList(p -> p.size() == 2 && p.get(0).equals(a1) && p.get(1).equals(b1));
    for (Predicate<Path> pathPredicate : pathsToAssert) {
        Optional<Path> path = paths.stream().filter(pathPredicate).findAny();
        Assert.assertTrue(path.isPresent());
        Assert.assertTrue(paths.remove(path.get()));
    }
    Assert.assertTrue(paths.isEmpty());
}

Example 32 with Path

use of org.apache.tinkerpop.gremlin.process.traversal.Path in project sqlg by pietermartin.

the class TestRepeatStepGraphOut method testGremlinLeftJoin.

@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();
    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) this.sqlgGraph.traversal().V().repeat(__.out()).times(2).emit().path();
    Assert.assertEquals(3, traversal.getSteps().size());
    List<Path> paths = traversal.toList();
    Assert.assertEquals(2, traversal.getSteps().size());
    Assert.assertEquals(4, paths.size());
    Assert.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());
    Assert.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());
    Assert.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());
    Assert.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());
    Assert.assertTrue(paths.isEmpty());
    DefaultGraphTraversal<Vertex, Vertex> traversal1 = (DefaultGraphTraversal<Vertex, Vertex>) this.sqlgGraph.traversal().V().repeat(__.out()).times(2).emit();
    Assert.assertEquals(2, traversal1.getSteps().size());
    List<Vertex> vertices = traversal1.toList();
    Assert.assertEquals(1, traversal1.getSteps().size());
    Assert.assertEquals(4, vertices.size());
    Assert.assertTrue(vertices.remove(josh));
    Assert.assertTrue(vertices.remove(lop));
    Assert.assertTrue(vertices.remove(lop));
    Assert.assertTrue(vertices.remove(lop));
    Assert.assertTrue(vertices.isEmpty());
}

Example 33 with Path

use of org.apache.tinkerpop.gremlin.process.traversal.Path in project sqlg by pietermartin.

the class TestRepeatStepGraphOut method testRepeatWithTimesBefore.

@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();
    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) this.sqlgGraph.traversal().V().emit().times(2).repeat(__.out()).path();
    Assert.assertEquals(3, traversal.getSteps().size());
    List<Path> paths = traversal.toList();
    Assert.assertEquals(2, traversal.getSteps().size());
    Assert.assertEquals(3, paths.size());
    Assert.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());
    Assert.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());
    Assert.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());
    Assert.assertTrue(paths.isEmpty());
}

Example 34 with Path

use of org.apache.tinkerpop.gremlin.process.traversal.Path in project sqlg by pietermartin.

the class TestRepeatStepGraphOut method testTimesBeforeEmitBeforeToSelf.

@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();
    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) this.sqlgGraph.traversal().V(a1).emit().times(2).repeat(__.out()).path();
    Assert.assertEquals(3, traversal.getSteps().size());
    List<Path> paths = traversal.toList();
    Assert.assertEquals(2, traversal.getSteps().size());
    for (Path path : paths) {
        System.out.println(path);
    }
    List<Predicate<Path>> 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<Path> pathPredicate : pathsToAssert) {
        Optional<Path> path = paths.stream().filter(pathPredicate).findAny();
        Assert.assertTrue(path.isPresent());
        Assert.assertTrue(paths.remove(path.get()));
    }
    Assert.assertTrue(paths.isEmpty());
}

Example 35 with Path

use of org.apache.tinkerpop.gremlin.process.traversal.Path in project sqlg by pietermartin.

the class TestRepeatStepGraphOut method testSmallerRepeatWithEmitFirst.

@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();
    DefaultGraphTraversal<Vertex, Path> traversal = (DefaultGraphTraversal<Vertex, Path>) this.sqlgGraph.traversal().V().hasLabel("A").emit().repeat(__.out("ab", "bc")).times(1).path();
    Assert.assertEquals(4, traversal.getSteps().size());
    List<Path> paths = traversal.toList();
    Assert.assertEquals(2, traversal.getSteps().size());
    Assert.assertEquals(3, paths.size());
    List<Predicate<Path>> 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<Path> pathPredicate : pathsToAssert) {
        Optional<Path> path = paths.stream().filter(pathPredicate).findAny();
        Assert.assertTrue(path.isPresent());
        Assert.assertTrue(paths.remove(path.get()));
    }
    Assert.assertTrue(paths.isEmpty());
    DefaultGraphTraversal<Vertex, Path> traversal1 = (DefaultGraphTraversal<Vertex, Path>) this.sqlgGraph.traversal().V().hasLabel("A").emit().repeat(__.out("ab", "bc")).times(1).path();
    Assert.assertEquals(4, traversal1.getSteps().size());
    paths = traversal1.toList();
    Assert.assertEquals(2, traversal1.getSteps().size());
    Assert.assertEquals(3, paths.size());
    Assert.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());
    Assert.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());
    Assert.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());
    Assert.assertTrue(paths.isEmpty());
}