FEMM/crates/femm-doc-elec/tests/roundtrip.rs

138 lines
3.8 KiB
Rust

use femm_doc_elec::FemmDoc;
const FIXTURE: &str = r#"[Format] = 1
[Precision] = 1e-08
[MinAngle] = 30
[DoSmartMesh] = 1
[Depth] = 1
[LengthUnits] = millimeters
[ProblemType] = planar
[Coordinates] = cartesian
[Comment] = "parallel-plate capacitor"
[PointProps] = 1
<BeginPoint>
<PointName> = "V=0"
<Vp> = 0
<qp> = 0
<EndPoint>
[BdryProps] = 1
<BeginBdry>
<BdryName> = "outer"
<BdryType> = 0
<Vs> = 0
<qs> = 0
<c0> = 0
<c1> = 0
<EndBdry>
[BlockProps] = 2
<BeginBlock>
<BlockName> = "Air"
<ex> = 1
<ey> = 1
<qv> = 0
<EndBlock>
<BeginBlock>
<BlockName> = "Dielectric"
<ex> = 4.2
<ey> = 4.2
<qv> = 0
<EndBlock>
[ConductorProps] = 2
<BeginConductor>
<ConductorName> = "Plate+"
<Vc> = 100
<qc> = 0
<ConductorType> = 1
<EndConductor>
<BeginConductor>
<ConductorName> = "Plate-"
<Vc> = 0
<qc> = 0
<ConductorType> = 1
<EndConductor>
[NumPoints] = 4
0 0 1 0 1
10 0 0 0 0
10 10 0 0 2
0 10 0 0 0
[NumSegments] = 4
0 1 -1 1 0 0 0
1 2 -1 1 0 0 0
2 3 -1 1 0 0 0
3 0 -1 1 0 0 0
[NumArcSegments] = 0
[NumHoles] = 0
[NumBlockLabels] = 1
5 5 2 0.1 0 0
"#;
#[test]
fn parses_fixture_geometry() {
let doc = FemmDoc::parse(FIXTURE).expect("parse");
assert_eq!(doc.nodes.len(), 4);
assert_eq!(doc.segments.len(), 4);
assert_eq!(doc.arcs.len(), 0);
assert_eq!(doc.block_labels.len(), 1);
assert_eq!(doc.materials.len(), 2);
assert_eq!(doc.boundaries.len(), 1);
assert_eq!(doc.points.len(), 1);
assert_eq!(doc.conductors.len(), 2);
assert_eq!(doc.nodes[0].boundary_marker, "V=0");
assert_eq!(doc.nodes[0].in_conductor, "Plate+");
assert_eq!(doc.nodes[2].in_conductor, "Plate-");
assert_eq!(doc.segments[0].boundary_marker, "outer");
assert_eq!(doc.block_labels[0].block_type, "Dielectric");
assert_eq!(doc.block_labels[0].in_conductor, "<None>");
assert_eq!(doc.conductors[0].vc, 100.0);
assert_eq!(doc.conductors[0].conductor_type, 1);
assert_eq!(doc.materials[1].ex, 4.2);
assert_eq!(doc.comment, "parallel-plate capacitor");
}
#[test]
fn round_trips_parse_write_parse() {
let a = FemmDoc::parse(FIXTURE).expect("parse a");
let text = a.write();
let b = FemmDoc::parse(&text).expect("parse b");
assert_eq!(a.precision, b.precision);
assert_eq!(a.depth, b.depth);
assert_eq!(a.nodes.len(), b.nodes.len());
assert_eq!(a.segments.len(), b.segments.len());
assert_eq!(a.materials.len(), b.materials.len());
assert_eq!(a.conductors.len(), b.conductors.len());
assert_eq!(a.points.len(), b.points.len());
assert_eq!(a.boundaries.len(), b.boundaries.len());
for (x, y) in a.nodes.iter().zip(b.nodes.iter()) {
assert!((x.x - y.x).abs() < 1e-12);
assert!((x.y - y.y).abs() < 1e-12);
assert_eq!(x.boundary_marker, y.boundary_marker);
assert_eq!(x.in_conductor, y.in_conductor);
}
for (x, y) in a.segments.iter().zip(b.segments.iter()) {
assert_eq!(x.n0, y.n0);
assert_eq!(x.n1, y.n1);
assert_eq!(x.boundary_marker, y.boundary_marker);
assert_eq!(x.in_conductor, y.in_conductor);
}
for (x, y) in a.materials.iter().zip(b.materials.iter()) {
assert_eq!(x.name, y.name);
assert!((x.ex - y.ex).abs() < 1e-12);
assert!((x.ey - y.ey).abs() < 1e-12);
}
for (x, y) in a.conductors.iter().zip(b.conductors.iter()) {
assert_eq!(x.name, y.name);
assert!((x.vc - y.vc).abs() < 1e-12);
assert_eq!(x.conductor_type, y.conductor_type);
}
assert_eq!(a.block_labels.len(), b.block_labels.len());
let la = &a.block_labels[0];
let lb = &b.block_labels[0];
assert!((la.x - lb.x).abs() < 1e-12);
assert_eq!(la.block_type, lb.block_type);
assert!((la.max_area - lb.max_area).abs() < 1e-10);
}