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MarekSpodBiedryandClaude Opus 5.5
41c3c83fb9
Squash of PR #601 by @MarekSpodBiedry. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
69 lines
2.8 KiB
Rust
69 lines
2.8 KiB
Rust
//! AREA's Object / Add area / Subtract area and DIST's Multiple points, typed as at the command line.
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use cadcraft_engine::Session;
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use serde_json::json;
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fn run(lines: &[&str]) -> (Session, Vec<String>) {
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let mut s = Session::new();
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for l in lines {
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s.cmdline(l).unwrap();
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}
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let log = s.log.clone();
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(s, log)
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}
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fn has(log: &[String], text: &str) -> bool {
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log.iter().any(|l| l.contains(text))
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}
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#[test]
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fn area_object_add_and_subtract_keep_a_running_total() {
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// A 10 x 10 square polyline and a circle of radius 1 inside it.
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let setup = ["rectang 0,0 10,10", "circle 5,5 1"];
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// Object (the default): pick the square by its edge.
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let (s, log) = run(&[setup[0], setup[1], "area", "o", "10,5"]);
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assert!(has(&log, "Area = 100.0000, Perimeter = 40.0000"), "{log:?}");
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assert!(s.running.is_none(), "{}", s.prompt_text());
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// Add the square by points, subtract the circle as an object.
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let (s, log) = run(&[setup[0], setup[1], "area", "a", "0,0", "10,0", "10,10", "0,10", "", "s", "o", "6,5", "", ""]);
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assert!(has(&log, "Total area = 100.0000"), "{log:?}");
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assert!(has(&log, "Total area = 96.8584"), "{log:?}");
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assert!(s.running.is_none(), "{}", s.prompt_text());
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}
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#[test]
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fn area_unsupported_keywords_say_so_and_length_extends_the_last_segment() {
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let (s, log) = run(&["area", "0,0", "a"]);
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assert!(has(&log, "not available yet"), "{log:?}");
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assert!(s.running.is_some());
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// Length continues along the previous segment: 0,0 -> 4,0 -> +6 -> 10,0, then 10,10.
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let (_, log) = run(&["area", "0,0", "4,0", "l", "6", "10,10", ""]);
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assert!(has(&log, "Area = 50.0000"), "{log:?}");
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}
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#[test]
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fn dist_multiple_points_sums_the_segments() {
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let (s, log) = run(&["dist", "0,0", "m", "3,4", "3,10", ""]);
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assert!(has(&log, "Distance = 11.0000"), "{log:?}");
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assert!(s.running.is_none(), "{}", s.prompt_text());
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}
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#[test]
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fn area_of_an_open_elliptical_arc_is_refused_and_a_full_ellipse_is_measured() {
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for end in [90, 45] {
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let mut s = Session::new();
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let r = s.execute("ellipse", &json!({"center": [0, 0], "major": [4, 0], "ratio": 0.5, "start": 0, "end": end})).unwrap();
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assert!(s.execute("area", &json!({"handle": r["handle"]})).is_err());
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}
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let mut s = Session::new();
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let r = s.execute("ellipse", &json!({"center": [0, 0], "major": [4, 0], "ratio": 0.5})).unwrap();
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let a = s.execute("area", &json!({"handle": r["handle"]})).unwrap();
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assert!((a["area"].as_f64().unwrap() - 8.0 * std::f64::consts::PI).abs() < 1e-9, "{a}");
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// Object selection of the quarter ellipse says it has no area.
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let (_, log) = run(&["ellipse a c 0,0 4,0 2 0 90", "area", "o", "4,0"]);
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assert!(has(&log, "no area"), "{log:?}");
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assert!(!has(&log, "Area = "), "{log:?}");
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}
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