Files
solidcraft-upstream/crates/engine/src/cmd/patterns_tests.rs
T
c7f0139ad4 test: failing regression test for #261: Rectangular pattern of a hole cut scales super-linearly (#276)
* test: reproduce #261 (Rectangular pattern of a hole cut scales super-linearly)

* Patterns of many hole cuts scale near-linearly (#261)

Two quadratic costs:
- Meshing a face tested every point against every segment of every boundary
  loop, so a plate face with hundreds of holes meshed in quadratic time. The
  vendored truck-meshalgo inside test now skips loops whose parameter box is
  clear of the point (they wind zero times around it).
- A pattern cut each copy in turn, rebuilding and re-checking an ever more
  complex target per copy. Copies whose boxes are clear of each other are now
  one tool of many pieces (kernel::union_apart, no intersection work), cut once.

512 holes now take ~7 s instead of not finishing. The test's volume tolerance is
widened from 1e-6 relative to 0.1 % of each hole: the measure meshes the bores
and reads each hole ~0.06 % small, on main too.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

* Hole-pattern test: a budget CI can meet; coarser apart-box meshes (#261)

CI runs every test binary at once and is about ten times slower than a
machine running this test alone (15 tests passed 60 s in the last run), so the
512-hole pattern (about 6 s alone) hit the 60 s timeout there. The budget now
only has to tell linear from the quadratic hang: 300 s timeout, 120 s budget.
union_apart meshes each copy coarsely (2 % of its size, box grown by twice that).

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

* Hole-pattern test checks the scaling, not a wall-clock time (#261)

CI runs every test binary at once: the 512-hole pattern (about 6 s alone, 10 s
CPU single-threaded) took 177 s there, so no fixed time is reliable. The test
now patterns 128 and then 512 holes and requires the second to take under 8x
the first (linear is 4x, measured 3.5-4.2x here; the old quadratic cost was 16x
or more), each with the volume check and a 900 s hang guard.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

---------

Co-authored-by: bherbruck <brennen.herbruck@gmail.com>
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-12 11:18:28 -04:00

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use std::f64::consts::PI;
use serde_json::{Value, json};
use crate::Session;
fn run(s: &mut Session, id: &str, p: Value) -> Value {
match s.execute(id, &p) {
Ok(v) => v,
Err(e) => panic!("{id} {p}: {e}"),
}
}
fn volume(s: &mut Session) -> f64 {
run(s, "inspect.measure", json!({}))["total"]["volume_mm3"].as_f64().unwrap_or(f64::NAN)
}
fn rel(a: f64, b: f64) -> f64 {
(a - b).abs() / b.abs().max(1e-12)
}
/// A 100 x 50 x 5 plate with a hole at the start of a straight path (10,10) → (90,10).
fn plate_with_hole() -> Session {
let mut s = Session::default();
run(&mut s, "solid.box", json!({"length": 100, "width": 50, "height": 5, "corner": [0, 0, 0]}));
run(&mut s, "sketch.create", json!({"plane": "XY", "name": "Path"}));
run(&mut s, "sketch.line", json!({"points": [[10, 10], [90, 10]], "ids": ["l1"]}));
run(&mut s, "sketch.circle.center", json!({"center": [10, 10], "radius": 2, "id": "c1"}));
run(&mut s, "sketch.finish", json!({}));
run(&mut s, "solid.extrude", json!({"sketch": "Path", "through_all": true, "operation": "cut", "name": "Hole1"}));
s
}
const PLATE: f64 = 100.0 * 50.0 * 5.0;
const HOLE: f64 = PI * 4.0 * 5.0;
#[test]
fn circular_axis_origin_rejects_invalid_values_atomically() {
let mut s = plate_with_hole();
run(&mut s, "parameters.add", json!({"name":"cx","expression":"50 mm"}));
run(&mut s, "parameters.add", json!({"name":"cy","expression":"25 mm"}));
let before = s.doc.to_json();
let undo = s.undo.len();
for origin in [
json!(["cx", "cy", 0]),
json!(["50", 25, 0]),
json!([0, 0]),
json!([0, 0, 0, 0]),
json!(null),
json!(false),
json!({"x":0,"y":0}),
json!([1e9, 0, 0]),
json!([0, 1e100, 0]),
] {
for (cmd, params) in [
("solid.pattern.circular", json!({"features":["Hole1"],"axis":{"origin":origin,"dir":[0,0,1]},"count":4})),
("construct.plane.at_angle", json!({"base":"XY","axis":{"origin":origin,"dir":[1,0,0]},"angle":45})),
] {
let error = s.execute(cmd, &params).unwrap_err().to_string();
assert!(error.contains("axis.origin") && error.contains("expressions are not supported"), "{error}");
assert_eq!(s.doc.to_json(), before);
assert_eq!(s.undo.len(), undo);
}
}
}
#[test]
fn circular_numeric_axis_origin_preserves_hole_geometry_and_reopens() {
for origin in [json!([50, 50, 0]), json!({"x":50,"y":50,"z":0})] {
let mut s = Session::default();
run(&mut s, "sketch.create", json!({"plane":"XY"}));
run(&mut s, "sketch.rectangle.two_point", json!({"p0":[0,0],"p1":[100,100]}));
run(&mut s, "sketch.finish", json!({}));
run(&mut s, "solid.extrude", json!({"distance":10}));
run(&mut s, "sketch.create", json!({"plane":"XY"}));
run(&mut s, "sketch.circle.center", json!({"center":[50,20],"radius":5}));
run(&mut s, "sketch.finish", json!({}));
run(&mut s, "solid.extrude", json!({"distance":10,"operation":"cut","name":"Hole"}));
let before = s.doc.to_json();
run(&mut s, "solid.pattern.circular", json!({"features":["Hole"],"axis":{"origin":origin,"dir":[0,0,1]},"count":4}));
let expected = 100.0 * 100.0 * 10.0 - 4.0 * PI * 25.0 * 10.0;
assert!(rel(volume(&mut s), expected) < 1e-4);
let saved = s.doc.to_json();
run(&mut s, "edit.undo", json!({}));
assert_eq!(s.doc.to_json(), before);
run(&mut s, "edit.redo", json!({}));
assert_eq!(s.doc.to_json(), saved);
let mut reopened = Session::new(solvecraft_doc::Document::from_json(&saved).unwrap());
assert!(rel(volume(&mut reopened), expected) < 1e-4);
}
// The documented omission of origin still means zero.
let mut s = Session::default();
run(&mut s, "solid.box", json!({"length":2,"width":2,"height":2,"corner":[20,0,0],"body_name":"Cube"}));
let before = s.doc.to_json();
run(&mut s, "solid.pattern.circular", json!({"bodies":["Cube"],"axis":{"dir":[0,0,1]},"count":4}));
let implicit = s.doc.to_json();
let mut explicit = Session::new(solvecraft_doc::Document::from_json(&before).unwrap());
run(&mut explicit, "solid.pattern.circular", json!({"bodies":["Cube"],"axis":{"origin":[0,0,0],"dir":[0,0,1]},"count":4}));
assert_eq!(implicit, explicit.doc.to_json());
}
#[test]
fn pattern_on_path_spacing_extent_and_flip() {
let mut s = plate_with_hole();
assert!(rel(volume(&mut s), PLATE - HOLE) < 1e-4);
run(&mut s, "solid.pattern.path", json!({"features": ["Hole1"], "path_sketch": "Path", "path": ["l1"], "count": 5, "spacing": 20}));
assert!(rel(volume(&mut s), PLATE - 5.0 * HOLE) < 1e-4);
// The count is a parameter like any other input.
let n = s.doc.features.last().and_then(|f| f.param_names.first().cloned()).unwrap_or_default();
run(&mut s, "parameters.change", json!({"name": n, "expression": "3"}));
assert!(rel(volume(&mut s), PLATE - 3.0 * HOLE) < 1e-4);
// Instances past the end of the path are an error.
run(&mut s, "parameters.change", json!({"name": n, "expression": "6"}));
let err = s.model.results.last().and_then(|r| r.error.clone()).unwrap_or_default();
assert!(err.contains("past the end of the path"), "{err}");
// Distance = first to last instance.
let mut s = plate_with_hole();
run(&mut s, "solid.pattern.path", json!({"features": ["Hole1"], "path_sketch": "Path", "path": ["l1"], "count": 3, "distance": 80}));
assert!(rel(volume(&mut s), PLATE - 3.0 * HOLE) < 1e-4);
// Flipped, the path runs from (90,10) back toward (10,10).
let mut s = plate_with_hole();
run(&mut s, "solid.pattern.path", json!({"features": ["Hole1"], "path_sketch": "Path", "path": ["l1"], "count": 2, "spacing": 30, "flip": true}));
// The copy moves by path(30) − path(0) = (60,10) − (90,10) = −30: off the plate side → only 1 hole.
assert!(rel(volume(&mut s), PLATE - HOLE) < 1e-4);
}
#[test]
fn patterns_of_bodies() {
let mut s = Session::default();
run(&mut s, "solid.box", json!({"length": 10, "width": 10, "height": 10, "corner": [20, 0, 0], "body_name": "Cube"}));
run(&mut s, "solid.pattern.circular", json!({"bodies": ["Cube"], "axis": "Z", "count": 4}));
let m = run(&mut s, "inspect.measure", json!({}));
assert_eq!(m["body_count"], 4, "{m}");
assert!(rel(volume(&mut s), 4000.0) < 1e-4);
run(&mut s, "solid.pattern.rectangular", json!({"bodies": ["Cube"], "dir1": [0, 0, 1], "count1": 3, "spacing1": 20}));
assert!(rel(volume(&mut s), 6000.0) < 1e-4);
assert!(s.execute("solid.pattern.rectangular", &json!({"bodies": ["Nope"], "dir1": [1, 0, 0], "count1": 2, "spacing1": 5})).is_err());
}
#[test]
fn patterns_of_components_place_occurrences() {
let mut s = Session::default();
run(&mut s, "component.create", json!({"name": "Peg"}));
run(&mut s, "solid.box", json!({"length": 10, "width": 10, "height": 10, "corner": [20, 0, 0]}));
run(&mut s, "component.activate", json!({"component": "root"}));
let r = run(&mut s, "solid.pattern.rectangular", json!({"components": ["Peg"], "dir1": [0, 0, 1], "count1": 3, "spacing1": 20}));
assert_eq!(r["occurrences"].as_array().map(Vec::len), Some(2), "{r}");
let m = run(&mut s, "inspect.measure", json!({}));
assert_eq!(m["body_count"], 3, "{m}");
let zs: Vec<f64> = m["bodies"].as_array().unwrap().iter().filter_map(|b| b["bbox"]["min"][2].as_f64()).collect();
for z in [0.0, 20.0, 40.0] {
assert!(zs.iter().any(|x| (x - z).abs() < 1e-6), "{zs:?}");
}
assert!(s.execute("solid.pattern.circular", &json!({"components": ["Nope"], "axis": "Z", "count": 2})).is_err());
}
#[test]
fn path_pattern_orientation_follows_the_path() {
let width_of_copy = |orient: &str| {
let mut s = Session::default();
run(&mut s, "solid.box", json!({"length": 2, "width": 4, "height": 2, "corner": [19, -2, 0], "body_name": "Tab"}));
run(&mut s, "sketch.create", json!({"plane": "XY", "name": "Arc"}));
run(&mut s, "sketch.arc.center_point", json!({"center": [0, 0], "start": [20, 0], "sweep": 90, "id": "a1"}));
run(&mut s, "sketch.finish", json!({}));
run(
&mut s,
"solid.pattern.path",
json!({"bodies": ["Tab"], "path_sketch": "Arc", "path": ["a1"], "count": 2, "distance": "pi * 10", "orientation": orient}),
);
let m = run(&mut s, "inspect.measure", json!({}));
let b = m["bodies"].as_array().unwrap().iter().find(|b| b["name"] != "Tab").unwrap().clone();
let (lo, hi) = (b["bbox"]["min"].clone(), b["bbox"]["max"].clone());
// The copy sits at the arc's end (0, 20).
assert!(((lo[1].as_f64().unwrap() + hi[1].as_f64().unwrap()) / 2.0 - 20.0).abs() < 1e-6, "{b}");
hi[0].as_f64().unwrap() - lo[0].as_f64().unwrap()
};
assert!((width_of_copy("identical") - 2.0).abs() < 1e-6);
assert!((width_of_copy("path") - 4.0).abs() < 1e-6);
}
/// Patterns of a blind hole drill every copy to the full depth from the face at the copy
/// (QA s30): n copies remove n times one hole.
#[test]
fn patterns_of_a_blind_hole_drill_every_copy() {
let one = {
let mut s = Session::default();
run(&mut s, "solid.box", json!({"length": 50, "width": 25, "height": 15}));
let v0 = volume(&mut s);
run(&mut s, "solid.hole", json!({"position": [10, 12, 15], "diameter": "5 mm", "depth": "10 mm"}));
v0 - volume(&mut s)
};
let patterned = |p: (&str, Value)| {
let mut s = Session::default();
run(&mut s, "solid.box", json!({"length": 50, "width": 25, "height": 15}));
let v0 = volume(&mut s);
run(&mut s, "solid.hole", json!({"position": [10, 12, 15], "diameter": "5 mm", "depth": "10 mm"}));
run(&mut s, p.0, p.1);
v0 - volume(&mut s)
};
let r = patterned(("solid.pattern.rectangular", json!({"features": ["Hole1"], "dir1": [1, 0, 0], "count1": 3, "spacing1": "15 mm"})));
assert!((r - 3.0 * one).abs() < 1e-3 * one, "{r} vs 3 × {one}");
let c = patterned((
"solid.pattern.circular",
json!({"features": ["Hole1"], "axis": {"origin": [25, 12, 0], "dir": [0, 0, 1]}, "count": 2, "angle": 360}),
));
assert!((c - 2.0 * one).abs() < 1e-3 * one, "{c} vs 2 × {one}");
}
/// A plate with a `count1` × `count2` feature pattern of one through-hole cut: its volume and how
/// long the pattern took. It runs on its own thread so a hang fails the test instead of CI.
fn hole_pattern(count1: usize, count2: usize) -> (f64, std::time::Duration) {
use std::time::{Duration, Instant};
let mut s = Session::default();
run(&mut s, "solid.box", json!({"length": 200, "width": 100, "height": 1, "operation": "new_body", "body_name": "Plate"}));
run(&mut s, "sketch.create", json!({"plane": "XY", "offset": "2", "name": "H"}));
run(&mut s, "sketch.circle.center", json!({"center": [4, 4], "diameter": 2}));
run(&mut s, "sketch.finish", json!({}));
run(
&mut s,
"solid.extrude",
json!({"sketch": "H", "distance": "4", "direction": "negative", "operation": "cut", "targets": ["Plate"], "name": "Hole"}),
);
let (tx, rx) = std::sync::mpsc::channel();
std::thread::spawn(move || {
let t = Instant::now();
let r = s.execute(
"solid.pattern.rectangular",
&json!({"features": ["Hole"], "dir1": [1, 0, 0], "count1": count1, "spacing1": 6, "dir2": [0, 1, 0], "count2": count2, "spacing2": 6}),
);
let took = t.elapsed();
let v = r.map(|_| volume(&mut s)).map_err(|e| e.to_string());
let _ = tx.send((v, took));
});
let (v, took) = rx.recv_timeout(Duration::from_secs(900)).expect("the hole pattern did not finish within 900 s");
let n = (count1 * count2) as f64;
let v = v.expect("pattern");
// The measure meshes the bores: each hole reads about 0.06 % small, so allow 0.1 % a hole.
assert!((v - (200.0 * 100.0 - n * PI)).abs() < n * PI * 1e-3, "{n} holes: {v}");
(v, took)
}
/// 512 identical through-holes from a feature pattern of one cut (#261). 128 took 30 s and 512 did
/// not finish in 150 s: each copy was cut into an ever more complex plate. The time must grow about
/// linearly with the count. A ratio, not a time: CI runs every test binary at once and is many
/// times slower than a machine running this alone (about 6 s for 512 holes there).
#[test]
fn pattern_of_512_hole_cuts_finishes_in_reasonable_time() {
let (_, t128) = hole_pattern(16, 8);
let (_, t512) = hole_pattern(32, 16);
// Linear is 4×, the old quadratic cost 16× or more.
assert!(t512.as_secs_f64() < 8.0 * t128.as_secs_f64() + 2.0, "128 holes took {t128:?}, 512 took {t512:?}");
}