[K/N][Tests] Migrate dylib-interop-exe tests

^KT-61259

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

@@ -0,0 +1,68 @@
+#import <objc/NSObject.h>
+#include <simd/simd.h>
+
+@interface PrimitiveTestSubject : NSObject
+
++ (int)intFn;
++ (float)floatFn;
++ (double)doubleFn;
++ (simd_float4)simdFn;
+
+@end
+
+typedef struct {
+    float f;
+} SingleFloat;
+
+typedef struct __attribute__((packed)) {
+    char f1;
+    short f2;
+    char f3;
+    char f4;
+} SimplePacked;
+
+typedef struct __attribute__((packed)) {
+    char x;
+    short y;
+    char z;
+} EvenSmallerPacked;
+
+typedef struct {
+    float f1;
+    float f2;
+    float f3;
+    float f4;
+} HomogeneousSmall;
+
+typedef struct {
+    float f1;
+    float f2;
+    float f3;
+    float f4;
+    float f5;
+    float f6;
+    float f7;
+    float f8;
+} HomogeneousBig;
+
+// TODO: Add more cases later: SIMD, bitfields.
+
+typedef struct {
+    short s1;
+    simd_float4 v2;
+    float f3;
+    int i4;
+} GeterogeneousSmall;
+
+@interface AggregateTestSubject : NSObject
+
++ (SingleFloat)singleFloatFn;
++ (SimplePacked)simplePackedFn;
++ (EvenSmallerPacked)evenSmallerPackedFn;
++ (HomogeneousSmall)homogeneousSmallFn;
++ (HomogeneousBig)homogeneousBigFn;
++ (simd_quatf)simd_quatfFn;
++ (GeterogeneousSmall)geterogeneousSmallFn;
+
+
+@end