[K/N][Tests] Migrate objcSmoke & objcTests tests

^KT-61259

native/native.tests/testData/interop/objc/tests/blocks.h

@@ -0,0 +1,27 @@
+#import <Foundation/NSObject.h>
+
+@protocol BlockProvider
+@required
+-(int (^)(int)) block;
+@end
+
+int callProvidedBlock(id<BlockProvider> blockProvider, int argument) {
+  return [blockProvider block](argument);
+}
+
+@protocol BlockConsumer
+@required
+-(int)callBlock:(int (^)(int))block argument:(int)argument;
+@end
+
+int callPlusOneBlock(id<BlockConsumer> blockConsumer, int argument) {
+  return [blockConsumer callBlock:^int(int p) { return p + 1; } argument:argument];
+}
+
+@interface Blocks : NSObject
++(BOOL)blockIsNull:(void (^)(void))block;
++(int (^)(int, int, int, int))same:(int (^)(int, int, int, int))block;
+
+@property (class) void (^nullBlock)(void);
+@property (class) void (^notNullBlock)(void);
+@end