public void g_V_optionalXout_optionalXoutXX_path()

in gremlin-test/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/step/branch/OptionalTest.java [104:127]

• 24 lines of code
• 21 McCabe index (conditional complexity)

    public void g_V_optionalXout_optionalXoutXX_path() {
        final Traversal<Vertex, Path> traversal = get_g_V_optionalXout_optionalXoutXX_path();
        printTraversalForm(traversal);
        List<Path> paths = traversal.toList();
        assertEquals(10, paths.size());
        List<Predicate<Path>> pathsToAssert = Arrays.asList(
                p -> p.size() == 2 && p.get(0).equals(convertToVertex(this.graph, "marko")) && p.get(1).equals(convertToVertex(this.graph, "lop")),
                p -> p.size() == 2 && p.get(0).equals(convertToVertex(this.graph, "marko")) && p.get(1).equals(convertToVertex(this.graph, "vadas")),
                p -> p.size() == 3 && p.get(0).equals(convertToVertex(this.graph, "marko")) && p.get(1).equals(convertToVertex(this.graph, "josh")) && p.get(2).equals(convertToVertex(this.graph, "lop")),
                p -> p.size() == 3 && p.get(0).equals(convertToVertex(this.graph, "marko")) && p.get(1).equals(convertToVertex(this.graph, "josh")) && p.get(2).equals(convertToVertex(this.graph, "ripple")),
                p -> p.size() == 1 && p.get(0).equals(convertToVertex(this.graph, "vadas")),
                p -> p.size() == 1 && p.get(0).equals(convertToVertex(this.graph, "lop")),
                p -> p.size() == 2 && p.get(0).equals(convertToVertex(this.graph, "josh")) && p.get(1).equals(convertToVertex(this.graph, "lop")),
                p -> p.size() == 2 && p.get(0).equals(convertToVertex(this.graph, "josh")) && p.get(1).equals(convertToVertex(this.graph, "ripple")),
                p -> p.size() == 1 && p.get(0).equals(convertToVertex(this.graph, "ripple")),
                p -> p.size() == 2 && p.get(0).equals(convertToVertex(this.graph, "peter")) && p.get(1).equals(convertToVertex(this.graph, "lop"))
        );
        for (Predicate<Path> pathPredicate : pathsToAssert) {
            Optional<Path> path = paths.stream().filter(pathPredicate).findAny();
            assertTrue(path.isPresent());
            assertTrue(paths.remove(path.get()));
        }
        assertTrue(paths.isEmpty());
    }