private ITaskConfig checkConstraint(
IJobKey job,
AttributeAggregate aggregate,
IHostAttributes hostAttributes,
String constraintName,
boolean expected,
ValueConstraint value) {
Constraint constraint = new Constraint(constraintName, TaskConstraint.value(value));
ITaskConfig task = makeTask(job, constraint);
assertEquals(
expected,
defaultFilter
.filter(
new UnusedResource(DEFAULT_OFFER, hostAttributes),
new ResourceRequest(task, aggregate))
.isEmpty());
Constraint negated = constraint.deepCopy();
negated.getConstraint().getValue().setNegated(!value.isNegated());
ITaskConfig negatedTask = makeTask(job, negated);
assertEquals(
!expected,
defaultFilter
.filter(
new UnusedResource(DEFAULT_OFFER, hostAttributes),
new ResourceRequest(negatedTask, aggregate))
.isEmpty());
return task;
}
@Test
public void testAttributes() {
control.replay();
IHostAttributes hostA =
hostAttributes(
HOST_A,
valueAttribute("jvm", "1.4", "1.6", "1.7"),
valueAttribute("zone", "a", "b", "c"));
// Matches attribute, matching value.
checkConstraint(hostA, "jvm", true, "1.4");
// Matches attribute, different value.
checkConstraint(hostA, "jvm", false, "1.0");
// Does not match attribute.
checkConstraint(hostA, "xxx", false, "1.4");
// Logical 'OR' with attribute and value match.
checkConstraint(hostA, "jvm", true, "1.2", "1.4");
// Does not match attribute.
checkConstraint(hostA, "xxx", false, "1.0", "1.4");
// Check that logical AND works.
Constraint jvmConstraint = makeConstraint("jvm", "1.6");
Constraint zoneConstraint = makeConstraint("zone", "c");
ITaskConfig task = makeTask(JOB_A, jvmConstraint, zoneConstraint);
assertEquals(
ImmutableSet.of(),
defaultFilter.filter(
new UnusedResource(DEFAULT_OFFER, hostA), new ResourceRequest(task, EMPTY)));
Constraint jvmNegated = jvmConstraint.deepCopy();
jvmNegated.getConstraint().getValue().setNegated(true);
Constraint zoneNegated = jvmConstraint.deepCopy();
zoneNegated.getConstraint().getValue().setNegated(true);
assertVetoes(makeTask(JOB_A, jvmNegated, zoneNegated), hostA, Veto.constraintMismatch("jvm"));
}