1 files changed, 40 insertions, 0 deletions
diff --git a/platform/darwin/test/MGLOfflinePackTests.m b/platform/darwin/test/MGLOfflinePackTests.m
new file mode 100644
index 0000000000..41262d16c7
--- /dev/null
+++ b/platform/darwin/test/MGLOfflinePackTests.m
@@ -0,0 +1,40 @@
+#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 MGLOfflinePackTests : XCTestCase
+
+@end
+
+@implementation MGLOfflinePackTests
+
+- (void)testInvalidation {
+    MGLOfflinePack *invalidPack = [[MGLOfflinePack alloc] init];
+    
+    XCTAssertEqual(invalidPack.state, MGLOfflinePackStateInvalid, @"Offline pack should be invalid when initialized independently of MGLOfflineStorage.");
+    
+    XCTAssertThrowsSpecificNamed(invalidPack.region, NSException, @"Invalid offline pack", @"Invalid offline pack should raise an exception when accessing its region.");
+    XCTAssertThrowsSpecificNamed(invalidPack.context, NSException, @"Invalid offline pack", @"Invalid offline pack should raise an exception when accessing its context.");
+    XCTAssertThrowsSpecificNamed([invalidPack resume], NSException, @"Invalid offline pack", @"Invalid offline pack should raise an exception when being resumed.");
+    XCTAssertThrowsSpecificNamed([invalidPack suspend], NSException, @"Invalid offline pack", @"Invalid offline pack should raise an exception when being suspended.");
+}
+
+- (void)testProgressBoxing {
+    MGLOfflinePackProgress progress = {
+        .countOfResourcesCompleted = 1,
+        .countOfResourcesExpected = 2,
+        .countOfBytesCompleted = 7,
+        .maximumResourcesExpected = UINT64_MAX,
+    };
+    MGLOfflinePackProgress roundTrippedProgress = [NSValue valueWithMGLOfflinePackProgress:progress].MGLOfflinePackProgressValue;
+    
+    XCTAssertEqual(progress.countOfResourcesCompleted, roundTrippedProgress.countOfResourcesCompleted, @"Completed resources should round-trip.");
+    XCTAssertEqual(progress.countOfResourcesExpected, roundTrippedProgress.countOfResourcesExpected, @"Expected resources should round-trip.");
+    XCTAssertEqual(progress.countOfBytesCompleted, roundTrippedProgress.countOfBytesCompleted, @"Completed bytes should round-trip.");
+    XCTAssertEqual(progress.maximumResourcesExpected, roundTrippedProgress.maximumResourcesExpected, @"Maximum expected resources should round-trip.");
+}
+
+@end