#import #import #import "../../darwin/src/MGLGeometry_Private.h" @interface MGLGeometryTests : XCTestCase @end @implementation MGLGeometryTests - (void)testCoordinateBoundsIsEmpty { MGLCoordinateBounds emptyBounds = MGLCoordinateBoundsMake(CLLocationCoordinate2DMake(0, 0), CLLocationCoordinate2DMake(10, 0)); XCTAssertTrue(MGLCoordinateBoundsIsEmpty(emptyBounds)); XCTAssertFalse(MGLCoordinateSpanEqualToCoordinateSpan(MGLCoordinateSpanZero, MGLCoordinateBoundsGetCoordinateSpan(emptyBounds))); } - (void)testAngleConversions { XCTAssertEqualWithAccuracy(-180, MGLDegreesFromRadians(-M_PI), 1e-5); XCTAssertEqual(0, MGLDegreesFromRadians(0)); XCTAssertEqualWithAccuracy(45, MGLDegreesFromRadians(M_PI_4), 1e-5); XCTAssertEqualWithAccuracy(90, MGLDegreesFromRadians(M_PI_2), 1e-5); XCTAssertEqualWithAccuracy(180, MGLDegreesFromRadians(M_PI), 1e-5); XCTAssertEqualWithAccuracy(360, MGLDegreesFromRadians(2 * M_PI), 1e-5); XCTAssertEqualWithAccuracy(720, MGLDegreesFromRadians(4 * M_PI), 1e-5); XCTAssertEqualWithAccuracy(-360, MGLDegreesFromRadians(MGLRadiansFromDegrees(-360)), 1e-4); XCTAssertEqualWithAccuracy(-180, MGLDegreesFromRadians(MGLRadiansFromDegrees(-180)), 1e-5); XCTAssertEqualWithAccuracy(-90, MGLDegreesFromRadians(MGLRadiansFromDegrees(-90)), 1e-5); XCTAssertEqualWithAccuracy(-45, MGLDegreesFromRadians(MGLRadiansFromDegrees(-45)), 1e-5); XCTAssertEqualWithAccuracy(0, MGLDegreesFromRadians(MGLRadiansFromDegrees(0)), 1e-5); XCTAssertEqualWithAccuracy(45, MGLDegreesFromRadians(MGLRadiansFromDegrees(45)), 1e-5); XCTAssertEqualWithAccuracy(90, MGLDegreesFromRadians(MGLRadiansFromDegrees(90)), 1e-5); XCTAssertEqualWithAccuracy(180, MGLDegreesFromRadians(MGLRadiansFromDegrees(180)), 1e-5); XCTAssertEqualWithAccuracy(360, MGLDegreesFromRadians(MGLRadiansFromDegrees(360)), 1e-4); } - (void)testAltitudeConversions { CGSize tallSize = CGSizeMake(600, 1200); CGSize midSize = CGSizeMake(600, 800); CGSize shortSize = CGSizeMake(600, 400); XCTAssertEqualWithAccuracy(1800, MGLAltitudeForZoomLevel(MGLZoomLevelForAltitude(1800, 0, 0, midSize), 0, 0, midSize), 1e-8); XCTAssertLessThan(MGLZoomLevelForAltitude(1800, 0, 0, midSize), MGLZoomLevelForAltitude(1800, 0, 0, tallSize)); XCTAssertGreaterThan(MGLZoomLevelForAltitude(1800, 0, 0, midSize), MGLZoomLevelForAltitude(1800, 0, 0, shortSize)); XCTAssertEqualWithAccuracy(0, MGLZoomLevelForAltitude(MGLAltitudeForZoomLevel(0, 0, 0, midSize), 0, 0, midSize), 1e-8); XCTAssertEqualWithAccuracy(18, MGLZoomLevelForAltitude(MGLAltitudeForZoomLevel(18, 0, 0, midSize), 0, 0, midSize), 1e-8); XCTAssertEqualWithAccuracy(0, MGLZoomLevelForAltitude(MGLAltitudeForZoomLevel(0, 0, 40, midSize), 0, 40, midSize), 1e-8); XCTAssertEqualWithAccuracy(18, MGLZoomLevelForAltitude(MGLAltitudeForZoomLevel(18, 0, 40, midSize), 0, 40, midSize), 1e-8); XCTAssertEqualWithAccuracy(0, MGLZoomLevelForAltitude(MGLAltitudeForZoomLevel(0, 60, 40, midSize), 60, 40, midSize), 1e-8); XCTAssertEqualWithAccuracy(18, MGLZoomLevelForAltitude(MGLAltitudeForZoomLevel(18, 60, 40, midSize), 60, 40, midSize), 1e-8); } - (void)testGeometryBoxing { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(38.9131982, -77.0325453144239); CLLocationCoordinate2D roundTrippedCoordinate = [NSValue valueWithMGLCoordinate:coordinate].MGLCoordinateValue; XCTAssertEqual(coordinate.latitude, roundTrippedCoordinate.latitude, @"Latitude should round-trip."); XCTAssertEqual(coordinate.longitude, roundTrippedCoordinate.longitude, @"Longitude should round-trip."); MGLCoordinateSpan span = MGLCoordinateSpanMake(4.383333333333335, -4.299999999999997); MGLCoordinateSpan roundTrippedSpan = [NSValue valueWithMGLCoordinateSpan:span].MGLCoordinateSpanValue; XCTAssertEqual(span.latitudeDelta, roundTrippedSpan.latitudeDelta, @"Latitude delta should round-trip."); XCTAssertEqual(span.longitudeDelta, roundTrippedSpan.longitudeDelta, @"Longitude delta should round-trip."); MGLCoordinateBounds bounds = MGLCoordinateBoundsMake(CLLocationCoordinate2DMake(38.9131982, -77.0325453144239), CLLocationCoordinate2DMake(37.7757368, -122.4135302)); MGLCoordinateBounds roundTrippedBounds = [NSValue valueWithMGLCoordinateBounds:bounds].MGLCoordinateBoundsValue; XCTAssertEqualObjects([NSValue valueWithMGLCoordinate:bounds.sw], [NSValue valueWithMGLCoordinate:roundTrippedBounds.sw], @"Southwest should round-trip."); XCTAssertEqualObjects([NSValue valueWithMGLCoordinate:bounds.ne], [NSValue valueWithMGLCoordinate:roundTrippedBounds.ne], @"Northeast should round-trip."); } - (void)testCoordinateInCoordinateBounds { CLLocationCoordinate2D ne = CLLocationCoordinate2DMake(45, -104); CLLocationCoordinate2D sw = CLLocationCoordinate2DMake(41, -111); MGLCoordinateBounds wyoming = MGLCoordinateBoundsMake(sw, ne); CLLocationCoordinate2D centerOfWyoming = CLLocationCoordinate2DMake(43, -107.5); XCTAssertTrue(MGLCoordinateInCoordinateBounds(ne, wyoming)); XCTAssertTrue(MGLCoordinateInCoordinateBounds(sw, wyoming)); XCTAssertTrue(MGLCoordinateInCoordinateBounds(centerOfWyoming, wyoming)); CLLocationCoordinate2D australia = CLLocationCoordinate2DMake(-25, 135); CLLocationCoordinate2D brazil = CLLocationCoordinate2DMake(-12, -50); CLLocationCoordinate2D china = CLLocationCoordinate2DMake(35, 100); XCTAssertFalse(MGLCoordinateInCoordinateBounds(australia, wyoming)); XCTAssertFalse(MGLCoordinateInCoordinateBounds(brazil, wyoming)); XCTAssertFalse(MGLCoordinateInCoordinateBounds(china, wyoming)); XCTAssertFalse(MGLCoordinateInCoordinateBounds(kCLLocationCoordinate2DInvalid, wyoming)); } - (void)testGeoJSONDeserialization { NSData *data = [@"{\"type\": \"Feature\", \"geometry\": {\"type\": \"Point\", \"coordinates\": [0, 0]}, \"properties\": {}}" dataUsingEncoding:NSUTF8StringEncoding]; NSError *error; MGLPointFeature *feature = (MGLPointFeature *)[MGLShape shapeWithData:data encoding:NSUTF8StringEncoding error:&error]; XCTAssertNil(error, @"Valid GeoJSON data should produce no error on deserialization."); XCTAssertNotNil(feature, @"Valid GeoJSON data should produce an object on deserialization."); XCTAssertTrue([feature isKindOfClass:[MGLPointFeature class]], @"Valid GeoJSON point feature data should produce an MGLPointFeature."); XCTAssertEqual(feature.attributes.count, 0UL); XCTAssertEqual(feature.coordinate.latitude, 0); XCTAssertEqual(feature.coordinate.longitude, 0); data = [@"{\"type\": \"Feature\", \"feature\": {\"type\": \"Point\", \"coordinates\": [0, 0]}}" dataUsingEncoding:NSUTF8StringEncoding]; error = nil; MGLShape *shape = [MGLShape shapeWithData:data encoding:NSUTF8StringEncoding error:&error]; XCTAssertNotNil(error, @"Invalid GeoJSON data should produce an error on deserialization."); XCTAssertNil(shape, @"Invalid GeoJSON data should produce no object on deserialization."); } - (void)testGeoJSONSerialization { MGLPointFeature *feature = [[MGLPointFeature alloc] init]; feature.identifier = @504; feature.coordinate = CLLocationCoordinate2DMake(29.95, -90.066667); NSData *data = [feature geoJSONDataUsingEncoding:NSUTF8StringEncoding]; XCTAssertNotNil(data, @"MGLPointFeature should serialize as an UTF-8 string data object."); NSError *error; NSDictionary *serializedGeoJSON = [NSJSONSerialization JSONObjectWithData:data options:0 error:&error]; XCTAssertNil(error, @"Serialized GeoJSON data should be deserializable JSON."); XCTAssertNotNil(serializedGeoJSON, @"Serialized GeoJSON data should be valid JSON."); XCTAssertTrue([serializedGeoJSON isKindOfClass:[NSDictionary class]], @"Serialized GeoJSON data should be a JSON object."); NSDictionary *geoJSON = @{ @"type": @"Feature", @"id": @504, @"geometry": @{ @"type": @"Point", @"coordinates": @[ @(-90.066667), @29.95, ], }, @"properties": @{}, }; XCTAssertEqualObjects(serializedGeoJSON, geoJSON, @"MGLPointFeature should serialize as a GeoJSON point feature."); } - (void)testMGLCoordinateBoundsToMGLCoordinateQuad { MGLCoordinateBounds bounds = MGLCoordinateBoundsMake(CLLocationCoordinate2DMake(37.936, -80.425), CLLocationCoordinate2DMake(46.437, -71.516)); MGLCoordinateQuad quad = MGLCoordinateQuadFromCoordinateBounds(bounds); XCTAssertEqualObjects([NSValue valueWithMGLCoordinate:bounds.sw], [NSValue valueWithMGLCoordinate:quad.bottomLeft], @"Bounds southwest should be bottom left of quad."); XCTAssertEqualObjects([NSValue valueWithMGLCoordinate:bounds.ne], [NSValue valueWithMGLCoordinate:quad.topRight], @"Bounds northeast should be top right of quad."); XCTAssertEqualObjects([NSValue valueWithMGLCoordinate:CLLocationCoordinate2DMake(46.437, -80.425)], [NSValue valueWithMGLCoordinate:quad.topLeft], @"Quad top left should be computed correctly."); XCTAssertEqualObjects([NSValue valueWithMGLCoordinate:CLLocationCoordinate2DMake(37.936, -71.516)], [NSValue valueWithMGLCoordinate:quad.bottomRight], @"Quad bottom right should be computed correctly."); } - (void)testMGLMapPoint { MGLMapPoint point = MGLMapPointForCoordinate(CLLocationCoordinate2DMake(37.936, -80.425), 0.0); MGLMapPoint roundTrippedPoint = [NSValue valueWithMGLMapPoint:point].MGLMapPointValue; XCTAssertEqual(point.x, roundTrippedPoint.x); XCTAssertEqual(point.y, roundTrippedPoint.y); XCTAssertEqual(point.zoomLevel, roundTrippedPoint.zoomLevel); } - (void)testMGLLocationCoordinate2DIsValid { { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(37.936, -71.516); XCTAssertTrue(MGLLocationCoordinate2DIsValid(coordinate)); } { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(46.816368, 5.844469); XCTAssertTrue(MGLLocationCoordinate2DIsValid(coordinate)); } { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(-21.512680, 23.334703); XCTAssertTrue(MGLLocationCoordinate2DIsValid(coordinate)); } { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(-44.947936, -73.081313); XCTAssertTrue(MGLLocationCoordinate2DIsValid(coordinate)); } { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(19.333630, 203.555405); XCTAssertTrue(MGLLocationCoordinate2DIsValid(coordinate)); } { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(23.254696, -240.795323); XCTAssertTrue(MGLLocationCoordinate2DIsValid(coordinate)); } { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(91, 361); XCTAssertFalse(MGLLocationCoordinate2DIsValid(coordinate)); } { CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(-91, -361); XCTAssertFalse(MGLLocationCoordinate2DIsValid(coordinate)); } } @end