122 lines
3 KiB
Dart
122 lines
3 KiB
Dart
import "package:photos/services/location_service.dart";
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import "package:test/test.dart";
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void main() {
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group('toLocationObj', () {
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test('returns null if lat or long are null', () {
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final gpsData = GPSData(null, null, null, null);
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expect(gpsData.toLocationObj(), isNull);
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final gpsDataWithLatOnly = GPSData(null, [1, 2, 3], null, null);
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expect(gpsDataWithLatOnly.toLocationObj(), isNull);
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final gpsDataWithLongOnly = GPSData(null, null, null, [1, 2, 3]);
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expect(gpsDataWithLongOnly.toLocationObj(), isNull);
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});
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test('returns null if lat or long have less than 3 elements', () {
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final gpsData1 = GPSData(null, [1, 2], null, [1, 2, 3]);
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expect(gpsData1.toLocationObj(), isNull);
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final gpsData2 = GPSData(null, [1, 2, 3], null, [1, 2]);
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expect(gpsData2.toLocationObj(), isNull);
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final gpsData3 = GPSData(null, [1, 2], null, [1, 2]);
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expect(gpsData3.toLocationObj(), isNull);
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});
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test('returns null if latRef or longRef is of invalid format', () {
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final gpsData1 = GPSData("A", [1, 2, 3], "xyz", [1, 2, 3]);
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expect(gpsData1.toLocationObj(), isNull);
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});
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void testParsingLocation(
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String? latRef,
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List<double> lat,
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String? longRef,
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List<double> long,
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double expectedLat,
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double expectedLong,
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) {
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final gpsData = GPSData(latRef, lat, longRef, long);
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final location = gpsData.toLocationObj();
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expect(location, isNotNull);
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expect(location!.latitude, closeTo(expectedLat, 0.00001));
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expect(location.longitude, closeTo(expectedLong, 0.00001));
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}
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test('converts coordinates with different latRef and longRef combinations',
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() {
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testParsingLocation(
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"N",
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[40, 26, 46.84],
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"E",
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[79, 58, 56.33],
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40.446344,
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79.982313,
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);
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testParsingLocation(
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"N",
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[40, 26, 46.84],
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"W",
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[79, 58, 56.33],
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40.446344,
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-79.982313,
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);
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testParsingLocation(
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"S",
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[40, 26, 46.84],
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"E",
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[79, 58, 56.33],
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-40.446344,
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79.982313,
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);
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testParsingLocation(
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"S",
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[40, 26, 46.84],
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"W",
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[79, 58, 56.33],
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-40.446344,
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-79.982313,
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);
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});
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test(
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'converts coordinates with missing latRef and longRef but with signed lat and long',
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() {
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testParsingLocation(
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null,
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[40, 26, 46.84],
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null,
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[79, 58, 56.33],
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40.446344,
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79.982313,
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);
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testParsingLocation(
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null,
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[-40, 26, 46.84],
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null,
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[79, 58, 56.33],
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-40.446344,
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79.982313,
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);
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testParsingLocation(
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null,
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[40, 26, 46.84],
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null,
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[-79, 58, 56.33],
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40.446344,
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-79.982313,
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);
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testParsingLocation(
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null,
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[40, -26, 46.84],
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null,
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[79, -58, 56.33],
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-40.446344,
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-79.982313,
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);
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});
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});
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}
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