[K/N] Migrate misc runtime/ tests to new testing infra ^KT-61259

kotlin-native/runtime/test/native/ref/WeakReferenceTest.kt

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package test.native.ref
+
+import kotlin.native.ref.WeakReference
+import kotlin.test.*
+
+class WeakReferenceTest {
+    @Test
+    fun string() {
+        val v = "Hello"
+        val weak = WeakReference(v)
+        assertEquals(v, weak.value)
+    }
+
+    @Test
+    fun int() {
+        val v = 0
+        val weak = WeakReference(v)
+        assertEquals(0, weak.value)
+    }
+
+    @Test
+    fun long() {
+        val v = Long.MAX_VALUE
+        val weak = WeakReference(v)
+        assertEquals(Long.MAX_VALUE, weak.value)
+    }
+}