ludic/packages/ludic.base/tests/queue_test.ludic
Orkuncakilkaya d0ad364ad4 feat(ludic.effects): timed modifiers as a mechanic package; ludic.base's q_new is queue_new
ludic.effects: effects_add / effects_add_after / effects_clear / effects_run,
effects_sum / effects_has / effects_at / effects_live, an EffectEnded queue
(ran out, pushed out by the bonus cap, crowded out of a full ring) and a
System with its own save section. Nine test blocks in tests/effects_test.ludic.

ludic.base: q_new collided with render3d's quaternion q_new the moment a game
imported both, so the queue constructor is queue_new.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-09-25 04:14:09 +03:00

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# queue_test.ludic - Queue<T>: first in first out, drain empties, undrained queues are named.
# A generic call is not resolved inside a `test` body yet, so each case is a function.
import "ludic.base"
program QueueTest {
numbers float
property Caught { species: int = 0, weight: float = 0.0 }
function caught(sp: int, w: float) -> Caught {
let c = new Caught
c.species = sp
c.weight = w
return c
}
function fifo_case() -> void {
let q: Queue<int> = queue_new("ints")
q_push(q, 3)
q_push(q, 1)
q_push(q, 2)
expect_eq(q_len(q), 3)
let xs = q_drain(q)
expect_eq(len(xs), 3)
expect_eq(xs[0], 3)
expect_eq(xs[1], 1)
expect_eq(xs[2], 2)
expect_eq(q_len(q), 0)
expect_eq(len(q_drain(q)), 0)
}
function record_case() -> void {
let q: Queue<Caught> = queue_new("caught")
q_push(q, caught(2, 1.5))
q_push(q, caught(4, 0.25))
let cs = q_drain(q)
expect_eq(cs[1].species, 4)
expect(cs[0].weight == 1.5)
}
function clear_case() -> void {
let q: Queue<string> = queue_new("words")
q_push(q, "a")
q_clear(q)
expect_eq(q_len(q), 0)
}
function undrained_case() -> void {
let a: Queue<int> = queue_new("left_behind")
let b: Queue<int> = queue_new("read")
q_push(a, 1)
q_push(b, 2)
q_drain(b)
let names = core_undrained()
expect_eq(len(names), 1)
expect(names[0] == "left_behind")
q_drain(a)
expect_eq(len(core_undrained()), 0)
}
test "a queue drains in the order it was pushed" { fifo_case() }
test "a queue holds records" { record_case() }
test "clear drops what is waiting" { clear_case() }
test "the undrained queues are named, and a drain clears the report" { undrained_case() }
}