[ios, macos] Fix for camera movement when selecting visible annotations (#11731)

1 files changed, 52 insertions, 0 deletions

diff --git a/platform/macos/test/MGLAnnotationTests.m b/platform/macos/test/MGLAnnotationTests.m
new file mode 100644
index 0000000000..36a7aef9f0
--- /dev/null
+++ b/platform/macos/test/MGLAnnotationTests.m
@@ -0,0 +1,52 @@
+#import <Mapbox/Mapbox.h>
+#import <XCTest/XCTest.h>
+
+@interface MGLAnnotationTests : XCTestCase <MGLMapViewDelegate>
+@property (nonatomic) MGLMapView *mapView;
+@property (nonatomic) BOOL centerCoordinateDidChange;
+@end
+
+@implementation MGLAnnotationTests
+
+- (void)setUp
+{
+    [super setUp];
+    _mapView = [[MGLMapView alloc] initWithFrame:CGRectMake(0, 0, 64, 64)];
+    _mapView.delegate = self;
+}
+
+- (void)testSelectingOnscreenAnnotationThatHasNotBeenAdded {
+    // See https://github.com/mapbox/mapbox-gl-native/issues/11476
+
+    // This bug occurs under the following conditions:
+    //
+    // - There are content insets (e.g. navigation bar) for the compare against
+    //      NSZeroRect
+
+    self.mapView.contentInsets = NSEdgeInsetsMake(10.0, 10.0, 10.0, 10.0);
+
+    // Create annotation
+    MGLPointFeature *point = [[MGLPointFeature alloc] init];
+    point.title = NSStringFromSelector(_cmd);
+    point.coordinate = CLLocationCoordinate2DMake(0.0, 0.0);
+
+    MGLCoordinateBounds coordinateBounds = [self.mapView convertRect:self.mapView.bounds toCoordinateBoundsFromView:self.mapView];
+    XCTAssert(MGLCoordinateInCoordinateBounds(point.coordinate, coordinateBounds), @"The test point should be within the visible map view");
+
+    [self.mapView addObserver:self forKeyPath:@"centerCoordinate" options:NSKeyValueObservingOptionNew context:_cmd];
+    XCTAssertFalse(self.centerCoordinateDidChange, @"Center coordinate should not have changed at this point");
+
+    // Select on screen annotation (DO NOT ADD FIRST).
+    [self.mapView selectAnnotation:point];
+
+    XCTAssertFalse(self.centerCoordinateDidChange, @"Center coordinate should not have changed after selecting a visible annotation");
+}
+
+- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary<NSKeyValueChangeKey,id> *)change context:(void *)context {
+    if ((context == @selector(testSelectingOnscreenAnnotationThatHasNotBeenAdded)) &&
+        (object == self.mapView)) {
+        self.centerCoordinateDidChange = YES;
+    }
+}
+
+@end