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#import <XCTest/XCTest.h>
#import "MGLMapView.h"
#import "MGLMapViewDelegate.h"
#import "MGLAccountManager.h"
@interface MGLMapViewLayoutTests : XCTestCase<MGLMapViewDelegate>
@property (nonatomic) UIView *superView;
@property (nonatomic) MGLMapView *mapView;
@property (nonatomic) XCTestExpectation *styleLoadingExpectation;
@end
@implementation MGLMapViewLayoutTests
- (void)setUp {
[super setUp];
[MGLAccountManager setAccessToken:@"pk.feedcafedeadbeefbadebede"];
NSURL *styleURL = [[NSBundle bundleForClass:[self class]] URLForResource:@"one-liner" withExtension:@"json"];
self.superView = [[UIView alloc] initWithFrame:UIScreen.mainScreen.bounds];
self.mapView = [[MGLMapView alloc] initWithFrame:UIScreen.mainScreen.bounds styleURL:styleURL];
self.mapView.delegate = self;
[self.superView addSubview:self.mapView];
UIView *mapView = self.mapView;
NSDictionary *bindings = NSDictionaryOfVariableBindings(mapView);
NSArray *verticalConstraints = [NSLayoutConstraint constraintsWithVisualFormat:@"V:|-0-[mapView]-0-|" options:0 metrics:nil views:bindings];
NSArray *horizonatalConstraints = [NSLayoutConstraint constraintsWithVisualFormat:@"H:|-0-[mapView]-0-|" options:0 metrics:nil views:bindings];
[self.superView addConstraints:[verticalConstraints arrayByAddingObjectsFromArray:horizonatalConstraints]];
self.styleLoadingExpectation = [self expectationWithDescription:@"Map view should finish loading style."];
[self waitForExpectationsWithTimeout:1 handler:nil];
//set zoom and heading so that scale bar and compass will be shown
[self.mapView setZoomLevel:4.5 animated:NO];
[self.mapView.camera setHeading:12.0];
//invoke layout
[self.superView setNeedsLayout];
[self.superView layoutIfNeeded];
}
- (void)mapView:(MGLMapView *)mapView didFinishLoadingStyle:(MGLStyle *)style {
XCTAssertNotNil(mapView.style);
XCTAssertEqual(mapView.style, style);
[self.styleLoadingExpectation fulfill];
}
- (void)tearDown {
self.styleLoadingExpectation = nil;
self.mapView = nil;
[super tearDown];
}
- (void)testOrnamentPlacement {
CGFloat margin = 8.0;
CGFloat bottomSafeAreaInset = 0.0;
double accuracy = 0.01;
if (@available(iOS 11.0, *)) {
bottomSafeAreaInset = self.mapView.safeAreaInsets.bottom;
}
//compass
UIImageView *compassView = self.mapView.compassView;
CGFloat expectedCompassOriginX = CGRectGetMaxX(self.mapView.bounds) - margin - CGRectGetWidth(compassView.frame);
CGFloat expectedCompassOriginY = margin;
XCTAssertEqualWithAccuracy(CGRectGetMinX(compassView.frame), expectedCompassOriginX, accuracy);
XCTAssertEqualWithAccuracy(CGRectGetMinY(compassView.frame), expectedCompassOriginY, accuracy);
//scale bar
UIView *scaleBar = self.mapView.scaleBar;
XCTAssertEqualWithAccuracy(CGRectGetMinX(scaleBar.frame), margin, accuracy);
XCTAssertEqualWithAccuracy(CGRectGetMinY(scaleBar.frame), margin, accuracy);
//attribution button
UIButton *attributionButton = self.mapView.attributionButton;
CGFloat expectedButtonOriginX = CGRectGetMaxX(self.mapView.bounds) - margin - CGRectGetWidth(attributionButton.frame);
CGFloat expectedButtonOriginY = CGRectGetMaxY(self.mapView.bounds) - margin - bottomSafeAreaInset - CGRectGetHeight(attributionButton.frame);
XCTAssertEqualWithAccuracy(CGRectGetMinX(attributionButton.frame), expectedButtonOriginX, accuracy);
XCTAssertEqualWithAccuracy(CGRectGetMinY(attributionButton.frame), expectedButtonOriginY, accuracy);
//mapbox logo
UIImageView *logoView = self.mapView.logoView;
CGFloat expectedLogoOriginX = margin;
CGFloat expectedLogoOriginY = CGRectGetMaxY(self.mapView.bounds) - margin - bottomSafeAreaInset - CGRectGetHeight(logoView.frame);
XCTAssertEqualWithAccuracy(CGRectGetMinX(logoView.frame), expectedLogoOriginX, accuracy);
XCTAssertEqualWithAccuracy(CGRectGetMinY(logoView.frame), expectedLogoOriginY, accuracy);
}
@end
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