1 files changed, 35 insertions, 0 deletions
diff --git a/platform/osx/test/MGLOfflineRegionTests.m b/platform/osx/test/MGLOfflineRegionTests.m
new file mode 100644
index 0000000000..63befdf14c
--- /dev/null
+++ b/platform/osx/test/MGLOfflineRegionTests.m
@@ -0,0 +1,35 @@
+#import <Mapbox/Mapbox.h>
+
+#pragma clang diagnostic ignored "-Wgnu-statement-expression"
+#pragma clang diagnostic ignored "-Wgnu-zero-variadic-macro-arguments"
+
+#import <XCTest/XCTest.h>
+
+@interface MGLOfflineRegionTests : XCTestCase
+
+@end
+
+@implementation MGLOfflineRegionTests
+
+- (void)testStyleURLs {
+    MGLCoordinateBounds bounds = MGLCoordinateBoundsMake(kCLLocationCoordinate2DInvalid, kCLLocationCoordinate2DInvalid);
+    MGLTilePyramidOfflineRegion *region = [[MGLTilePyramidOfflineRegion alloc] initWithStyleURL:nil bounds:bounds fromZoomLevel:0 toZoomLevel:DBL_MAX];
+    XCTAssertEqualObjects(region.styleURL, [MGLStyle streetsStyleURL], @"Streets isn’t the default style.");
+    
+    NSURL *localURL = [NSURL URLWithString:@"beautiful.style"];
+    XCTAssertThrowsSpecificNamed([[MGLTilePyramidOfflineRegion alloc] initWithStyleURL:localURL bounds:bounds fromZoomLevel:0 toZoomLevel:DBL_MAX], NSException, @"Invalid style URL", @"No exception raised when initializing region with a local file URL as the style URL.");
+}
+
+- (void)testEquality {
+    MGLCoordinateBounds bounds = MGLCoordinateBoundsMake(kCLLocationCoordinate2DInvalid, kCLLocationCoordinate2DInvalid);
+    MGLTilePyramidOfflineRegion *original = [[MGLTilePyramidOfflineRegion alloc] initWithStyleURL:[MGLStyle lightStyleURL] bounds:bounds fromZoomLevel:5 toZoomLevel:10];
+    MGLTilePyramidOfflineRegion *copy = [original copy];
+    XCTAssertEqualObjects(original, copy, @"Tile pyramid region should be equal to its copy.");
+    
+    XCTAssertEqualObjects(original.styleURL, copy.styleURL, @"Style URL has changed.");
+    XCTAssert(MGLCoordinateBoundsEqualToCoordinateBounds(original.bounds, copy.bounds), @"Bounds have changed.");
+    XCTAssertEqual(original.minimumZoomLevel, original.minimumZoomLevel, @"Minimum zoom level has changed.");
+    XCTAssertEqual(original.maximumZoomLevel, original.maximumZoomLevel, @"Maximum zoom level has changed.");
+}
+
+@end