Examples with Spread org.btrplace.model.constraint.Spread used on opensource projects

Example 6 with Spread

use of org.btrplace.model.constraint.Spread in project scheduler by btrplace.

the class SpreadBuilderTest method testGoodSignatures.

@Test(dataProvider = "goodSpreads")
public void testGoodSignatures(String str, int nbVMs) throws Exception {
    ScriptBuilder b = new ScriptBuilder(new DefaultModel());
    Spread x = (Spread) b.build("namespace test; VM[1..10] : tiny;\n" + str).getConstraints().iterator().next();
    Assert.assertEquals(x.getInvolvedVMs().size(), nbVMs);
    Assert.assertEquals(x.isContinuous(), !str.startsWith(">>"));
}

Example 7 with Spread

use of org.btrplace.model.constraint.Spread in project scheduler by btrplace.

the class SpreadConverterTest method testViables.

@Test
public void testViables() throws JSONConverterException {
    Model mo = new DefaultModel();
    Spread d = new Spread(new HashSet<>(Arrays.asList(mo.newVM(), mo.newVM())), false);
    Spread c = new Spread(new HashSet<>(Arrays.asList(mo.newVM(), mo.newVM())), true);
    ConstraintsConverter conv = new ConstraintsConverter();
    conv.register(new SpreadConverter());
    Assert.assertEquals(conv.fromJSON(mo, conv.toJSON(d)), d);
    Assert.assertEquals(conv.fromJSON(mo, conv.toJSON(c)), c);
    System.out.println(conv.toJSON(d));
}

Example 8 with Spread

use of org.btrplace.model.constraint.Spread in project scheduler by btrplace.

the class SpreadBuilder method buildConstraint.

@Override
public List<Spread> buildConstraint(BtrPlaceTree t, List<BtrpOperand> args) {
    if (checkConformance(t, args)) {
        @SuppressWarnings("unchecked") List<VM> vms = (List<VM>) params[0].transform(this, t, args.get(0));
        if (vms == null) {
            return Collections.emptyList();
        }
        Set<VM> s = new HashSet<>(vms);
        if (s.size() != vms.size()) {
            return Collections.emptyList();
        }
        return Collections.singletonList(new Spread(new HashSet<>(vms), true));
    }
    return Collections.emptyList();
}

Example 9 with Spread

use of org.btrplace.model.constraint.Spread in project scheduler by btrplace.

the class SpreadSplitterTest method simpleTest.

@Test
public void simpleTest() {
    SpreadSplitter splitter = new SpreadSplitter();
    List<Instance> instances = new ArrayList<>();
    Model m0 = new DefaultModel();
    m0.getMapping().addReadyVM(m0.newVM(1));
    Node n1 = m0.newNode();
    m0.getMapping().addOnlineNode(n1);
    m0.getMapping().addRunningVM(m0.newVM(2), n1);
    Model m1 = new DefaultModel();
    m1.getMapping().addReadyVM(m1.newVM(3));
    Node n2 = m1.newNode();
    Node n3 = m1.newNode();
    m1.getMapping().addOnlineNode(n2);
    m1.getMapping().addOnlineNode(n3);
    m1.getMapping().addSleepingVM(m1.newVM(4), n2);
    m1.getMapping().addRunningVM(m1.newVM(5), n3);
    instances.add(new Instance(m0, new ArrayList<>(), new MinMTTR()));
    instances.add(new Instance(m1, new ArrayList<>(), new MinMTTR()));
    Set<VM> all = new HashSet<>(m0.getMapping().getAllVMs());
    all.addAll(m1.getMapping().getAllVMs());
    TIntIntHashMap index = Instances.makeVMIndex(instances);
    // Only VMs in m0
    Spread spreadSingle = new Spread(m0.getMapping().getAllVMs());
    Assert.assertTrue(splitter.split(spreadSingle, null, instances, index, new TIntIntHashMap()));
    Assert.assertTrue(instances.get(0).getSatConstraints().contains(spreadSingle));
    Assert.assertFalse(instances.get(1).getSatConstraints().contains(spreadSingle));
    // All the VMs, test the split
    Spread spreadAmong = new Spread(all, false);
    Assert.assertTrue(splitter.split(spreadAmong, null, instances, index, new TIntIntHashMap()));
    Assert.assertTrue(instances.get(0).getSatConstraints().contains(new Spread(m0.getMapping().getAllVMs(), false)));
    Assert.assertTrue(instances.get(1).getSatConstraints().contains(new Spread(m1.getMapping().getAllVMs(), false)));
}