From 126d1caba1c8dfca2f4a17af62c2fb928d2750aa Mon Sep 17 00:00:00 2001
From: Pavel Punegov <pavel.punegov@jetbrains.com>
Date: Wed, 17 Jun 2020 17:25:44 +0300
Subject: [PATCH] Calculate expected value according to the platform
 endianness: layout of bytes is different for Big Endian mips32.

---
 backend.native/tests/interop/basics/union.kt | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/backend.native/tests/interop/basics/union.kt b/backend.native/tests/interop/basics/union.kt
index 43f958bd9f4..9eb21d51921 100644
--- a/backend.native/tests/interop/basics/union.kt
+++ b/backend.native/tests/interop/basics/union.kt
@@ -1,5 +1,6 @@
 import cunion.*
 import kotlinx.cinterop.*
+import kotlin.native.*
 import kotlin.test.*
 
 fun main() {
@@ -7,7 +8,12 @@ fun main() {
         val basicUnion = alloc<BasicUnion>()
         for (value in Short.MIN_VALUE..Short.MAX_VALUE) {
             basicUnion.ll = value.toLong()
-            assertEquals(value.toShort(), basicUnion.s)
+            val expected =  if (Platform.isLittleEndian) {
+                value
+            } else {
+                value.toLong() ushr (Long.SIZE_BITS - Short.SIZE_BITS)
+            }
+            assertEquals(expected.toShort(), basicUnion.s)
         }
     }
     memScoped {
@@ -18,7 +24,12 @@ fun main() {
     memScoped {
         val union = alloc<Packed>()
         union.b = 1u
-        assertEquals(1u, union.i)
+        var expected = if (Platform.isLittleEndian) {
+            1u
+        } else {
+            1u shl (Int.SIZE_BITS - Byte.SIZE_BITS)
+        }
+        assertEquals(expected, union.i)
         union.i = 0u
         assertEquals(0u, union.b)
     }