Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $
You can buy this project and download/modify it how often you want.
org.umlg.sqlg.test.gremlincompile.TestVertexStepOrderBy Maven / Gradle / Ivy
package org.umlg.sqlg.test.gremlincompile;
import org.apache.tinkerpop.gremlin.process.traversal.Order;
import org.apache.tinkerpop.gremlin.process.traversal.Traversal;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.DefaultGraphTraversal;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.__;
import org.apache.tinkerpop.gremlin.structure.Edge;
import org.apache.tinkerpop.gremlin.structure.T;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.junit.Assert;
import org.junit.Test;
import org.umlg.sqlg.test.BaseTest;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
* Created by pieter on 2015/08/30.
*/
public class TestVertexStepOrderBy extends BaseTest {
@Test
public void testVertexStepOrderBy() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "a");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "c");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
this.sqlgGraph.tx().commit();
DefaultGraphTraversal> traversal = (DefaultGraphTraversal>) this.sqlgGraph.traversal()
.V(a1).as("a")
.out().as("b")
.select("a", "b")
.order()
.by(__.select("b").by("name"), Order.incr);
Assert.assertEquals(4, traversal.getSteps().size());
List> result = traversal
.toList();
Assert.assertEquals(2, traversal.getSteps().size());
Assert.assertEquals(3, result.size());
Assert.assertEquals(b1, result.get(0).get("b"));
Assert.assertEquals(b2, result.get(1).get("b"));
Assert.assertEquals(b3, result.get(2).get("b"));
DefaultGraphTraversal> traversal1 = (DefaultGraphTraversal>) this.sqlgGraph.traversal()
.V(a1).as("a")
.out().as("b")
.select("a", "b")
.order()
.by(__.select("b").by("name"), Order.decr);
Assert.assertEquals(4, traversal1.getSteps().size());
result = traversal1.toList();
Assert.assertEquals(2, traversal1.getSteps().size());
Assert.assertEquals(3, result.size());
Assert.assertEquals(b1, result.get(2).get("b"));
Assert.assertEquals(b2, result.get(1).get("b"));
Assert.assertEquals(b3, result.get(0).get("b"));
}
@Test
public void testOrderby() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "a");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "c");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
this.sqlgGraph.tx().commit();
DefaultGraphTraversal traversal = (DefaultGraphTraversal) this.sqlgGraph.traversal()
.V(a1)
.out()
.order()
.by("name", Order.incr);
Assert.assertEquals(3, traversal.getSteps().size());
List result = traversal.toList();
Assert.assertEquals(1, traversal.getSteps().size());
Assert.assertEquals(3, result.size());
Assert.assertEquals(b1, result.get(0));
Assert.assertEquals(b2, result.get(1));
Assert.assertEquals(b3, result.get(2));
DefaultGraphTraversal traversal1 = (DefaultGraphTraversal) this.sqlgGraph.traversal()
.V(a1)
.out()
.order()
.by("name", Order.decr);
Assert.assertEquals(3, traversal1.getSteps().size());
result = traversal1.toList();
Assert.assertEquals(1, traversal1.getSteps().size());
Assert.assertEquals(3, result.size());
Assert.assertEquals(b1, result.get(2));
Assert.assertEquals(b2, result.get(1));
Assert.assertEquals(b3, result.get(0));
}
@Test
public void testOrderbyDuplicatePath() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "aa");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "a");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "c");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "ab");
Vertex a3 = this.sqlgGraph.addVertex(T.label, "A", "name", "ac");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
b1.addEdge("ba", a2);
b1.addEdge("ba", a3);
this.sqlgGraph.tx().commit();
DefaultGraphTraversal traversal = (DefaultGraphTraversal) this.sqlgGraph.traversal()
.V(a1)
.out()
.out()
.order()
.by("name", Order.decr);
Assert.assertEquals(4, traversal.getSteps().size());
List result = traversal.toList();
Assert.assertEquals(1, traversal.getSteps().size());
Assert.assertEquals(2, result.size());
Assert.assertEquals(a3, result.get(0));
Assert.assertEquals(a2, result.get(1));
}
@Test
public void testOrderbyDuplicatePathLabaled() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "aa");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "a");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "c");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "ab");
Vertex a3 = this.sqlgGraph.addVertex(T.label, "A", "name", "ac");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
b1.addEdge("ba", a2);
b1.addEdge("ba", a3);
this.sqlgGraph.tx().commit();
DefaultGraphTraversal traversal = (DefaultGraphTraversal) this.sqlgGraph.traversal()
.V(a1)
.out()
.out().as("x")
.select("x")
.order()
.by(__.select("x").by("name"), Order.decr);
Assert.assertEquals(5, traversal.getSteps().size());
List result = traversal.toList();
Assert.assertEquals(2, traversal.getSteps().size());
Assert.assertEquals(2, result.size());
Assert.assertEquals(a3, result.get(0));
Assert.assertEquals(a2, result.get(1));
}
@Test
public void testOrderbyDuplicatePathOrderInMemory() {
Vertex a1 = this.sqlgGraph.addVertex(T.label, "A", "name", "aa");
Vertex b1 = this.sqlgGraph.addVertex(T.label, "B", "name", "a");
Vertex b2 = this.sqlgGraph.addVertex(T.label, "B", "name", "b");
Vertex b3 = this.sqlgGraph.addVertex(T.label, "B", "name", "c");
Vertex a2 = this.sqlgGraph.addVertex(T.label, "A", "name", "ab");
Vertex a3 = this.sqlgGraph.addVertex(T.label, "A", "name", "ac");
Vertex c1 = this.sqlgGraph.addVertex(T.label, "C", "name", "ca");
a1.addEdge("ab", b1);
a1.addEdge("ab", b2);
a1.addEdge("ab", b3);
b1.addEdge("ba", a2);
b1.addEdge("ba", a3);
b1.addEdge("bc", c1);
this.sqlgGraph.tx().commit();
DefaultGraphTraversal traversal = (DefaultGraphTraversal) this.sqlgGraph.traversal()
.V(a1)
.out()
.out()
.order()
.by("name", Order.incr);
Assert.assertEquals(4, traversal.getSteps().size());
List result = traversal.toList();
Assert.assertEquals(2, traversal.getSteps().size());
Assert.assertEquals(3, result.size());
Assert.assertEquals(c1, result.get(2));
Assert.assertEquals(a3, result.get(1));
Assert.assertEquals(a2, result.get(0));
}
@Test
public void testOrderOnEdge() {
Vertex god = this.sqlgGraph.addVertex(T.label, "God");
Vertex fantasy1 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan1");
Vertex fantasy2 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan2");
Vertex fantasy3 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan3");
Vertex fantasy4 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan4");
god.addEdge("godDream", fantasy1, "sequence", 1);
god.addEdge("godDream", fantasy2, "sequence", 2);
god.addEdge("godDream", fantasy3, "sequence", 3);
god.addEdge("godDream", fantasy4, "sequence", 4);
this.sqlgGraph.tx().commit();
DefaultGraphTraversal traversal = (DefaultGraphTraversal)this.sqlgGraph.traversal().V(god)
.outE("godDream").as("e")
.inV().as("v")
.select("e", "v")
.order().by(__.select("e").by("sequence"), Order.decr)
.map(m -> (Vertex) m.get().get("v"));
Assert.assertEquals(6, traversal.getSteps().size());
List result = traversal.toList();
Assert.assertEquals(3, traversal.getSteps().size());
Assert.assertEquals(fantasy4, result.get(0));
Assert.assertEquals(fantasy3, result.get(1));
Assert.assertEquals(fantasy2, result.get(2));
Assert.assertEquals(fantasy1, result.get(3));
}
@Test
public void testSelectVertexAndEdgeOrderByEdge() {
Vertex god = this.sqlgGraph.addVertex(T.label, "God");
Vertex fantasy1 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan1");
Vertex fantasy2 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan2");
Vertex fantasy3 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan3");
Vertex fantasy4 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan4");
Edge e1 = god.addEdge("godDream", fantasy1, "sequence", 1);
Edge e2 = god.addEdge("godDream", fantasy2, "sequence", 2);
Edge e3 = god.addEdge("godDream", fantasy3, "sequence", 3);
Edge e4 = god.addEdge("godDream", fantasy4, "sequence", 4);
this.sqlgGraph.tx().commit();
DefaultGraphTraversal> traversal = (DefaultGraphTraversal>) this.sqlgGraph.traversal().V(god)
.outE("godDream").as("e")
.inV().as("v")
.select("e", "v")
.order().by(__.select("e").by("sequence"), Order.decr);
Assert.assertEquals(5, traversal.getSteps().size());
List> result = traversal.toList();
Assert.assertEquals(2, traversal.getSteps().size());
Assert.assertEquals(4, result.size());
Assert.assertEquals(fantasy4, result.get(0).get("v"));
Assert.assertEquals(fantasy3, result.get(1).get("v"));
Assert.assertEquals(fantasy2, result.get(2).get("v"));
Assert.assertEquals(fantasy1, result.get(3).get("v"));
Assert.assertEquals(e4, result.get(0).get("e"));
Assert.assertEquals(e3, result.get(1).get("e"));
Assert.assertEquals(e2, result.get(2).get("e"));
Assert.assertEquals(e1, result.get(3).get("e"));
}
@Test
public void testOrderByToSelf() {
Vertex root = this.sqlgGraph.addVertex(T.label, "Root");
Vertex folder1 = this.sqlgGraph.addVertex(T.label, "Folder");
Vertex folder2 = this.sqlgGraph.addVertex(T.label, "Folder");
Edge e1 = root.addEdge("rootFolder", folder1);
Edge e2 = folder1.addEdge("subFolder", folder2, "sequence", 1);
this.sqlgGraph.tx().commit();
DefaultGraphTraversal traversal = (DefaultGraphTraversal)this.sqlgGraph.traversal().V(folder1)
.outE("subFolder").as("e")
.inV().as("v")
.select("e", "v")
.order().by(__.select("e").by("sequence"), Order.incr)
.map(m -> (Vertex) m.get().get("v"));
Assert.assertEquals(6, traversal.getSteps().size());
List result = traversal.toList();
Assert.assertEquals(3, traversal.getSteps().size());
Assert.assertEquals(1, result.size());
}
@Test
public void testOrderRangeAs(){
Vertex god = this.sqlgGraph.addVertex(T.label, "God");
Vertex fantasy1 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan1");
Vertex fantasy2 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan2");
Vertex fantasy3 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan3");
Vertex fantasy4 = this.sqlgGraph.addVertex(T.label, "Fantasy", "name", "fan4");
Edge e1 = god.addEdge("godDream", fantasy1, "sequence", 1);
Edge e2 = god.addEdge("godDream", fantasy2, "sequence", 2);
Edge e3 = god.addEdge("godDream", fantasy3, "sequence", 3);
Edge e4 = god.addEdge("godDream", fantasy4, "sequence", 4);
this.sqlgGraph.tx().commit();
Traversal> traversal = this.sqlgGraph.traversal().V()
.hasLabel("Fantasy")
.order().by("name")
.as("f")
.in("godDream").as("g").select("f","g");
List> l=traversal.toList();
Assert.assertEquals(4, l.size());
Set vs=new HashSet<>();
for (Map m:l){
Assert.assertEquals(god, m.get("g"));
vs.add((Vertex)m.get("f"));
}
Assert.assertEquals(4, vs.size());
Assert.assertTrue(vs.contains(fantasy1));
Assert.assertTrue(vs.contains(fantasy2));
Assert.assertTrue(vs.contains(fantasy3));
Assert.assertTrue(vs.contains(fantasy4));
traversal = this.sqlgGraph.traversal().V()
.hasLabel("Fantasy")
.order().by("name").range(0, 2)
.as("f")
.in("godDream").as("g").select("f","g");
l=traversal.toList();
Assert.assertEquals(2, l.size());
vs=new HashSet<>();
for (Map m:l){
Assert.assertEquals(god, m.get("g"));
vs.add((Vertex)m.get("f"));
}
Assert.assertEquals(2, vs.size());
Assert.assertTrue(vs.contains(fantasy1));
Assert.assertTrue(vs.contains(fantasy2));
Assert.assertFalse(vs.contains(fantasy3));
Assert.assertFalse(vs.contains(fantasy4));
}
}
