KiCad - the KiCad Bridge

//! The fab helpers end to end on a small KiCad 10 board fixture (two resistors, a header,
//! a closed outline, a little copper): the pre-flight, the quote numbers, the JLCPCB BOM and
//! a stored zip that the bridge's own reader opens.

use std::path::Path;

use kicad_core::{dfm, fab};

fn fixture() -> String {
    std::fs::read_to_string(Path::new(env!("CARGO_MANIFEST_DIR")).join("tests/fixtures/fab-mini.kicad_pcb")).unwrap()
}

#[test]
fn fixture_parses_with_the_board_reader() {
    let b = kicad_core::pcb::parse_pcb_text(&fixture(), "fab-mini").unwrap();
    assert_eq!(b.footprints.len(), 3);
}

#[test]
fn preflight_numbers_bom_and_zip() {
    let text = fixture();
    let g = dfm::Geometry::from_text(&text).unwrap();
    assert!(g.outline_closed().0);
    let r = dfm::validate(&g, &dfm::builtin_profile("jlcpcb").unwrap(), &dfm::Options { assembly: true, max_items: 5 }, Err("no kicad-cli in the test"));
    let checks: Vec<&str> = r["findings"].as_array().unwrap().iter().map(|f| f["check"].as_str().unwrap()).collect();
    assert_eq!(r["pass"], true, "{r}");
    assert!(checks.contains(&"3d_models"), "J1 has no model: {checks:?}");
    assert!(checks.contains(&"fiducials"));
    assert!(!checks.contains(&"min_space") && !checks.contains(&"acid_traps") && !checks.contains(&"edge_clearance"), "{checks:?}");

    let n = fab::board_numbers(&text).unwrap();
    assert_eq!(n["widthMm"], 30.0);
    assert_eq!(n["layers"], 2);
    assert_eq!(n["smdParts"], 2);
    assert_eq!(n["thtParts"], 1);
    assert_eq!(n["uniqueParts"], 2);
    assert_eq!(n["holes"], 4, "three header pins and one via");
    assert_eq!(n["minTrackMm"], 0.25);

    let lines = fab::group_bom(&fab::parts_from_board(&text).unwrap());
    let csv = fab::bom_csv(&lines, "jlcpcb");
    assert_eq!(csv, "Comment,Designator,Footprint,LCSC Part #\nConn_01x03,J1,PinHeader_1x03_P2.54mm_Vertical,\n10k,\"R1,R2\",R_0603_1608Metric,C25804\n");

    let zip = fab::zip_stored(&[("bom/fab-mini_BOM_JLCPCB.csv".into(), csv.clone().into_bytes()), ("README.txt".into(), b"x".to_vec())]).unwrap();
    let z = kicad_core::pcm::ZipFile::parse(&zip).unwrap();
    assert_eq!(z.entries.len(), 2);
}