@Override
protected void setUpEnvironment(PrologEnvironment env) {
Change change =
new Change(
new Change.Key("Ibeef"),
new Change.Id(1),
new Account.Id(2),
new Branch.NameKey(localKey, "refs/heads/master"),
TimeUtil.nowTs());
env.set(StoredValues.CHANGE_CONTROL, util.user(local).controlFor(change));
}
@Test
public void testReductionLimit() throws CompileException {
PrologEnvironment env = envFactory.create(machine);
setUpEnvironment(env);
String script = "loopy :- b(5).\n" + "b(N) :- N > 0, !, S = N - 1, b(S).\n" + "b(_) :- true.\n";
SymbolTerm nameTerm = SymbolTerm.create("testReductionLimit");
JavaObjectTerm inTerm =
new JavaObjectTerm(new PushbackReader(new StringReader(script), Prolog.PUSHBACK_SIZE));
if (!env.execute(Prolog.BUILTIN, "consult_stream", nameTerm, inTerm)) {
throw new CompileException("Cannot consult " + nameTerm);
}
exception.expect(ReductionLimitException.class);
exception.expectMessage("exceeded reduction limit of 1300");
env.once(
Prolog.BUILTIN,
"call",
new StructureTerm(":", SymbolTerm.create("user"), SymbolTerm.create("loopy")));
}
