ludic/packages/ludic.base/tests/route_test.ludic
2026-09-25 14:02:21 +03:00

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# route_test.ludic - a game made of two mechanics that do not know each other: the route turns
# fishing's facts into the pack's verbs, and the game binds fishing's port and orders them
import "toys/fishing"
import "toys/pack"
import "ludic.base"
program RouteTest {
numbers float
function water_everywhere_but_land(x: float, z: float) -> bool { return x < 100.0 }
bind FishingWorld { is_water: fn water_everywhere_but_land }
# the route: a landed fish goes into the pack
function route_fishing_pack(base_st: mut BaseState, toy_fishing_st: ToyFishingState, toy_pack_st: mut ToyPackState, t: Tick) -> void {
let fish = q_drain(base_st, toy_fishing_st.caught)
for i in 0 .. len(fish) { pack_add(toy_pack_st, fish[i].species, 1) }
}
function game_start(base_st: mut BaseState) -> void {
core_clear(base_st)
core_add(base_st, fishing_system())
let r = system_new("route.fishing_pack", PH_RESOLVE)
r.tick = fn route_fishing_pack
core_add(base_st, r)
core_add(base_st, pack_system())
core_reset_all(base_st)
}
function pack_total(toy_pack_st: ToyPackState) -> int { return pack_count(toy_pack_st, 0) + pack_count(toy_pack_st, 1) + pack_count(toy_pack_st, 2) }
test "three casts on water land three fish in the pack, one on land lands nothing" (base_st: mut BaseState, toy_fishing_st: mut ToyFishingState, toy_pack_st: ToyPackState) {
game_start(base_st)
expect(fishing_cast(toy_fishing_st, 1.0, 2.0))
expect(fishing_cast(toy_fishing_st, 3.0, 2.0))
expect(fishing_cast(toy_fishing_st, 5.0, 2.0))
expect(not fishing_cast(toy_fishing_st, 500.0, 2.0))
core_tick_all(base_st, tick_new(1.0 / 60.0, 0, 0.0))
expect_eq(pack_total(toy_pack_st), 3)
expect_eq(len(core_undrained(base_st)), 0)
}
test "the pack saves its own section and the fishing, which saves nothing, is reset" (base_st: mut BaseState, toy_fishing_st: mut ToyFishingState, toy_pack_st: ToyPackState) {
game_start(base_st)
fishing_cast(toy_fishing_st, 1.0, 1.0)
core_tick_all(base_st, tick_new(1.0 / 60.0, 0, 0.0))
let text = save_encode(core_save_all(base_st))
let tree = save_decode(text)
expect_eq(Value.count(tree), 1)
expect_eq(load_section(tree, "pack").version, 1)
expect(not load_section(tree, "fishing").found)
core_reset_all(base_st)
expect_eq(pack_total(toy_pack_st), 0)
core_load_all(base_st, save_decode(text))
expect_eq(pack_total(toy_pack_st), 1)
}
test "the same seed lands the same fish" (base_st: mut BaseState, toy_fishing_st: mut ToyFishingState) {
game_start(base_st)
fishing_cast(toy_fishing_st, 1.0, 1.0)
core_tick_all(base_st, tick_new(1.0 / 60.0, 0, 0.0))
let first = save_encode(core_save_all(base_st))
game_start(base_st)
fishing_cast(toy_fishing_st, 1.0, 1.0)
core_tick_all(base_st, tick_new(1.0 / 60.0, 0, 0.0))
expect(save_encode(core_save_all(base_st)) == first)
}
}