Examples with FilterPipe com.tinkerpop.pipes.filter.FilterPipe used on opensource projects

Example 1 with FilterPipe

use of com.tinkerpop.pipes.filter.FilterPipe in project gremlin by tinkerpop.

the class GremlinFluentUtilityTest method testNoEdgeConstraintOptimizations.

public void testNoEdgeConstraintOptimizations() {
    Graph graph = TinkerGraphFactory.createTinkerGraph();
    GremlinPipeline pipeline = new GremlinPipeline(graph.getVertex(1)).outE().sideEffect(null).inV();
    // System.out.println(pipeline);
    assertEquals(pipeline.size(), 4);
    assertTrue(pipeline.get(0) instanceof GremlinStartPipe);
    assertTrue(pipeline.get(1) instanceof VertexQueryPipe);
    assertTrue(pipeline.get(2) instanceof SideEffectFunctionPipe);
    assertTrue(pipeline.get(3) instanceof InVertexPipe);
    pipeline = new GremlinPipeline(graph.getVertex(1)).outE().filter(null).inV();
    //System.out.println(pipeline);
    assertEquals(pipeline.size(), 4);
    assertTrue(pipeline.get(0) instanceof GremlinStartPipe);
    assertTrue(pipeline.get(1) instanceof VertexQueryPipe);
    assertTrue(pipeline.get(2) instanceof FilterPipe);
    assertTrue(pipeline.get(3) instanceof InVertexPipe);
    pipeline = new GremlinPipeline(graph.getVertex(1)).outE().has("weight", 0.5).filter(null).has("date", 2012).inV();
    //System.out.println(pipeline);
    assertEquals(pipeline.size(), 6);
    assertTrue(pipeline.get(0) instanceof GremlinStartPipe);
    assertTrue(pipeline.get(1) instanceof VertexQueryPipe);
    assertTrue(pipeline.get(2) instanceof IdentityPipe);
    assertTrue(pipeline.get(3) instanceof FilterPipe);
    assertTrue(pipeline.get(4) instanceof PropertyFilterPipe);
    assertTrue(pipeline.get(5) instanceof InVertexPipe);
    // TEST OPTIMIZE(BOOLEAN) PARAMETERIZATION
    pipeline = new GremlinPipeline(graph.getVertex(1)).optimize(false).outE("knows").has("weight", 0.5).inV();
    //System.out.println(pipeline);
    assertEquals(pipeline.size(), 4);
    assertTrue(pipeline.get(0) instanceof GremlinStartPipe);
    assertTrue(pipeline.get(1) instanceof OutEdgesPipe);
    assertTrue(pipeline.get(2) instanceof PropertyFilterPipe);
    assertTrue(pipeline.get(3) instanceof InVertexPipe);
    pipeline = new GremlinPipeline(graph.getVertex(1)).optimize(true).outE("knows").has("weight", 0.5).inV();
    //System.out.println(pipeline);
    assertEquals(pipeline.size(), 4);
    assertTrue(pipeline.get(0) instanceof GremlinStartPipe);
    assertTrue(pipeline.get(1) instanceof VertexQueryPipe);
    assertTrue(pipeline.get(2) instanceof IdentityPipe);
    assertTrue(pipeline.get(3) instanceof InVertexPipe);
}