ludic/packages/ludic.wildlife/tests/crowd_test.ludic
2026-09-28 00:32:25 +03:00

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# crowd_test.ludic - a walker a crowd moves (phase 18): it says where it is going and how fast and
# stays where it is, standing still is a speed of 0, and where the crowd puts it is its place,
# its heading and its prints, found there by the table's index
import "ludic.wildlife"
import "ludic.base"
import "fake"
program WildCrowdTest {
numbers float
bind WildlifeWorld {
ground: fn fk_ground
water: fn fk_water
forest: fn fk_forest
sight: fn fk_sight
push: fn fk_push
pushed_x: fn fk_pushed_x
pushed_z: fn fk_pushed_z
players: fn fk_players
player_on: fn fk_player_on
player_x: fn fk_x
player_y: fn fk_y
player_z: fn fk_z
hidden: fn fk_is_hidden
noise: fn fk_noise_of
scent: fn fk_scent_of
stillness: fn fk_still_of
wind: fn fk_wind_of
wind_dir: fn fk_wind_to
winterness: fn fk_winter_of
about: fn fk_about_of
per_range: fn fk_one
lures: fn fk_count
lure: fn fk_lure
present: fn fk_present
born: fn fk_on_born
spot: fn fk_spot
}
function walker(wildlife_st: mut WildlifeState, wildlife_tests_fake_st: mut WildlifeTestsFakeState) -> WildAnimal {
fk_setup(wildlife_st, wildlife_tests_fake_st)
let a = wildlife_make(wildlife_st, 0, 0.0, 0.0, false, 0.0, 0, 1.0, 1)
wildlife_tests_fake_st.fk_px[0] = 400.0
wildlife_tests_fake_st.fk_pz[0] = 0.0
wildlife_tests_fake_st.fk_hidden = true
wildlife_set_crowd(a, 0)
return a
}
test "a crowd walker says where and how fast, and does not move itself" (wildlife_st: mut WildlifeState, wildlife_tests_fake_st: mut WildlifeTestsFakeState) {
let a = walker(wildlife_st, wildlife_tests_fake_st)
a.state = WILD_WANDER
a.tx = 0.0
a.tz = -100.0
a.timer = 300.0
for k in 0 .. 120 { wildlife_tick(wildlife_st, 1.0 / 60.0, 0.0) }
expect_eq(a.x, 0.0)
expect_eq(a.z, 0.0)
expect_eq(a.goal_x, 0.0)
expect_eq(a.goal_z, -100.0)
expect(a.goal_speed > 0.5)
a.state = WILD_IDLE
a.timer = 300.0
wildlife_tick(wildlife_st, 1.0 / 60.0, 0.0)
expect_eq(a.goal_speed, 0.0)
}
test "where the crowd puts it is its place, its heading, its prints, and the index finds it there" (wildlife_st: mut WildlifeState, wildlife_tests_fake_st: mut WildlifeTestsFakeState) {
let a = walker(wildlife_st, wildlife_tests_fake_st)
q_clear(wildlife_facts(wildlife_st))
for k in 1 .. 41 { wildlife_moved(wildlife_st, a, 0.0, -0.1 * float(k), 0.0, -1.2) }
expect_near(a.z, -4.0, 0.0001)
expect_near(a.y, 10.0, 0.0001)
expect_near(Math.sin(a.yaw), 0.0, 0.0001)
expect(Math.cos(a.yaw) > 0.99)
var prints = 0
let fs = q_drain(wildlife_facts(wildlife_st))
for i in 0 .. len(fs) { if fs[i].what == WILD_PRINT { prints += 1 } }
expect_eq(prints, 1)
let out = new []WildAnimal
expect_eq(wildlife_near(wildlife_st, 0.0, -4.0, 1.0, out), 1)
expect_eq(wildlife_near(wildlife_st, 0.0, 0.0, 1.0, out), 0)
}
}