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Unit corpus and some tests

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Álvaro González 2025-09-06 18:46:14 +02:00
parent e6bd0f512f
commit 9fc71e3a57
1 changed files with 39 additions and 0 deletions
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39
test/formula_models_test.dart
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@ -5,6 +5,45 @@ import 'package:d4rt_formulas/formula_models.dart';
void main() {
Future<UnitCorpus> createTestCorpus() async {
final resource = Resource("lib/units/distance.d4rt.units");
final literal = await resource.readAsString(encoding: utf8);
final units = UnitSpec.fromArrayStringLiteral(literal);
final corpus = UnitCorpus();
corpus.loadUnits(units);
return corpus;
}
test("Parses unit", () {
final setLiteral = {"name": "kilometer", "symbol": "km", "baseUnit": "meter", "factor": 1000};
final unit = UnitSpec.fromSet(setLiteral);
expect(unit.name, "kilometer");
expect(unit.symbol, "km");
expect(unit.baseUnit, "meter");
expect(unit.factorFromUnitToBase, 1000);
expect(unit.codeFromUnitToBase, null);
expect(unit.codeFromBaseToUnit, null);
});
test("From km to in", () async {
final corpus = await createTestCorpus();
final inches = corpus.convert(1, "kilometer", "inch");
expect( inches, closeTo(39370.078,0.001) );
});
test("From furlong to base", () async {
final corpus = await createTestCorpus();
final m = corpus.convert(1, "furlong", "meter");
expect(m,closeTo(201.168,0.001));
});
test("From base to furlong", () async {
final corpus = await createTestCorpus();
final m = corpus.convert(201.168, "meter", "furlong");
expect(m,closeTo(1,0.001));
});
test('Parses Newton\'s second law formula from set literal', () {
final setLiteral = {
"name": "Newton's second law",