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added the test, line_overlap
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@armantorkzaban
armantorkzaban committed Sep 12, 2022
1 parent ad1ce49 commit fc394bf
Showing 1 changed file with 91 additions and 193 deletions.
284 changes: 91 additions & 193 deletions test/components/line_overlap_test.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -33,201 +33,99 @@ void main() {
var inDir = Directory('./test/examples/line_overlap/in');
for (var file in inDir.listSync(recursive: true)) {
if (file is File && file.path.endsWith('.geojson')) {
if (file.path.contains('simple1')) {
test(
file.path,
() {
var inSource = file.readAsStringSync();
var inGeom = GeoJSONObject.fromJson(jsonDecode(inSource))
as FeatureCollection;

String outPath =
"./${file.uri.pathSegments.sublist(0, file.uri.pathSegments.length - 2).join('/')}/out/${file.uri.pathSegments.last}";

var outSource = File(outPath).readAsStringSync();

var outGeom = GeoJSONObject.fromJson(jsonDecode(outSource));

Equality eq = Equality();
FeatureCollection shared = colorize(
lineOverlap(
inGeom.features.first,
inGeom.features.last,
),
color: "#0F0");
print(shared.features);
// shared.features.forEach(
// (element) {
// print(element.geometry);
// (element.geometry as GeometryType)
// .coordinates
// .forEach((e) => print("${e.lng}-${e.lat}"));
// },
// );
FeatureCollection results = FeatureCollection(features: [
...shared.features,
inGeom.features.first,
inGeom.features.last
]);
print(results.features.length);
expect(eq.compare(results, outGeom), isTrue);
},
);
}
test(
file.path,
() {
var inSource = file.readAsStringSync();
var inGeom = GeoJSONObject.fromJson(jsonDecode(inSource))
as FeatureCollection;

String outPath =
"./${file.uri.pathSegments.sublist(0, file.uri.pathSegments.length - 2).join('/')}/out/${file.uri.pathSegments.last}";

var outSource = File(outPath).readAsStringSync();

var outGeom = GeoJSONObject.fromJson(jsonDecode(outSource));

Equality eq = Equality();
FeatureCollection shared = colorize(
lineOverlap(
inGeom.features.first,
inGeom.features.last,
),
color: "#0F0");
// print(shared.features);
// shared.features.forEach(
// (element) {
// print(element.geometry);
// (element.geometry as GeometryType)
// .coordinates
// .forEach((e) => print("${e.lng}-${e.lat}"));
// },
// );
FeatureCollection results = FeatureCollection(features: [
...shared.features,
inGeom.features.first,
inGeom.features.last
]);
// print(results.features.length);
expect(eq.compare(results, outGeom), isTrue);
},
);
}
}
// test(
// "turf-line-overlap - Geometry Object",
// () {
// var line1 = LineString(
// coordinates: [
// Position.of([115, -35]),
// Position.of([125, -30]),
// Position.of([135, -30]),
// Position.of([145, -35]),
// ],
// );
// var line2 = LineString(
// coordinates: [
// Position.of([135, -30]),
// Position.of([145, -35]),
// ],
// );

// expect(lineOverlap(line1, line2).features.isNotEmpty, true);
// },
// );

// test(
// "turf-line-overlap - multiple segments on same line",
// () {
// var line1 = LineString(
// coordinates: [
// Position.of([0, 1]),
// Position.of([1, 1]),
// Position.of([1, 0]),
// Position.of([2, 0]),
// Position.of([2, 1]),
// Position.of([3, 1]),
// Position.of([3, 0]),
// Position.of([4, 0]),
// Position.of([4, 1]),
// Position.of([4, 0]),
// ],
// );
// var line2 = LineString(
// coordinates: [
// Position.of([0, 0]),
// Position.of([6, 0]),
// ],
// );

// expect(lineOverlap(line1, line2).features.length == 2, true);
// expect(lineOverlap(line2, line1).features.length == 2, true);
// },
// );
test(
"turf-line-overlap - Geometry Object",
() {
var line1 = LineString(
coordinates: [
Position.of([115, -35]),
Position.of([125, -30]),
Position.of([135, -30]),
Position.of([145, -35]),
],
);
var line2 = LineString(
coordinates: [
Position.of([135, -30]),
Position.of([145, -35]),
],
);

expect(lineOverlap(line1, line2).features.isNotEmpty, true);
},
);

test(
"turf-line-overlap - multiple segments on same line",
() {
var line1 = LineString(
coordinates: [
Position.of([0, 1]),
Position.of([1, 1]),
Position.of([1, 0]),
Position.of([2, 0]),
Position.of([2, 1]),
Position.of([3, 1]),
Position.of([3, 0]),
Position.of([4, 0]),
Position.of([4, 1]),
Position.of([4, 0]),
],
);
var line2 = LineString(
coordinates: [
Position.of([0, 0]),
Position.of([6, 0]),
],
);
// multiple segments on same line

expect(lineOverlap(line1, line2).features.length == 2, true);
// multiple segments on same line - swapped order
expect(lineOverlap(line2, line1).features.length == 2, true);
},
);
},
);
}

/**
* const fs = require("fs");
const test = require("tape");
const path = require("path");
const load = require("load-json-file");
const write = require("write-json-file");
const { featureEach } = require("@turf/meta");
const { featureCollection, lineString } = require("@turf/helpers");
const lineOverlap = require("./index").default;
const directories = {
in: path.join(__dirname, "test", "in") + path.sep,
out: path.join(__dirname, "test", "out") + path.sep,
};
let fixtures = fs.readdirSync(directories.in).map((filename) => {
return {
filename,
name: path.parse(filename).name,
geojson: load.sync(directories.in + filename),
};
});
// fixtures = fixtures.filter(({name}) => name.includes('#901'));
test("turf-line-overlap", (t) => {
for (const { filename, name, geojson } of fixtures) {
const [source, target] = geojson.features;
const shared = colorize(
lineOverlap(source, target, geojson.properties),
"#0F0"
);
const results = featureCollection(shared.features.concat([source, target]));
if (process.env.REGEN) write.sync(directories.out + filename, results);
t.deepEquals(results, load.sync(directories.out + filename), name);
}
t.end();
});
test("turf-line-overlap - Geometry Object", (t) => {
const line1 = lineString([
[115, -35],
[125, -30],
[135, -30],
[145, -35],
]);
const line2 = lineString([
[135, -30],
[145, -35],
]);
t.true(
lineOverlap(line1.geometry, line2.geometry).features.length > 0,
"support geometry object"
);
t.end();
});
test("turf-line-overlap - multiple segments on same line", (t) => {
const line1 = lineString([
[0, 1],
[1, 1],
[1, 0],
[2, 0],
[2, 1],
[3, 1],
[3, 0],
[4, 0],
[4, 1],
[4, 0],
]);
const line2 = lineString([
[0, 0],
[6, 0],
]);
t.true(
lineOverlap(line1.geometry, line2.geometry).features.length === 2,
"multiple segments on same line"
);
t.true(
lineOverlap(line2.geometry, line1.geometry).features.length === 2,
"multiple segments on same line - swapped order"
);
t.end();
});
function colorize(features, color = "#F00", width = 25) {
const results = [];
featureEach(features, (feature) => {
feature.properties = {
stroke: color,
fill: color,
"stroke-width": width,
};
results.push(feature);
});
if (features.type === "Feature") return results[0];
return featureCollection(results);
}
*/

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