diff --git a/native/native.tests/testData/codegen/basics/statements0.kt b/native/native.tests/testData/codegen/basics/statements0.kt
index 8011155b17b..c07aab4b37e 100644
--- a/native/native.tests/testData/codegen/basics/statements0.kt
+++ b/native/native.tests/testData/codegen/basics/statements0.kt
@@ -3,16 +3,16 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.basic.statements0
-
 import kotlin.test.*
 
+val sb = StringBuilder()
+
 fun simple() {
     var a = 238
     a++
-    println(a)
+    sb.appendLine(a)
     --a
-    println(a)
+    sb.appendLine(a)
 }
 
 class Foo() {
@@ -31,12 +31,15 @@ class Foo() {
 fun fields() {
     val foo = Foo()
     foo.more()
-    println(foo.i)
+    sb.appendLine(foo.i)
     foo.less()
-    println(foo.i)
+    sb.appendLine(foo.i)
 }
 
-@Test fun runTest() {
+fun box(): String {
     simple()
     fields()
+
+    assertEquals("239\n238\n30\n29\n", sb.toString())
+    return "OK"
 }
\ No newline at end of file
diff --git a/native/native.tests/testData/codegen/enum/enum_equals.kt b/native/native.tests/testData/codegen/enum/enum_equals.kt
index b5db82a51b9..a8d57f12349 100644
--- a/native/native.tests/testData/codegen/enum/enum_equals.kt
+++ b/native/native.tests/testData/codegen/enum/enum_equals.kt
@@ -2,8 +2,7 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.enum_equals
+// !LANGUAGE: -ProhibitComparisonOfIncompatibleEnums
 
 import kotlin.test.*
 
@@ -15,8 +14,13 @@ enum class EnumB {
     B
 }
 
-fun main() {
-    println(EnumA.A == EnumA.A)
-    println(EnumA.A == EnumA.B)
-    println(EnumA.A == EnumB.B)
-}
\ No newline at end of file
+fun box(): String {
+    if (!(EnumA.A == EnumA.A))
+        return "FAIL: A must equal A"
+    if (EnumA.A == EnumA.B)
+        return "FAIL: A.A must not equal A.B"
+    if (EnumA.A == EnumB.B)
+        return "FAIL: A.A must not equal B.B"
+
+    return "OK"
+}
diff --git a/native/native.tests/testData/codegen/exceptions/catch1.kt b/native/native.tests/testData/codegen/exceptions/catch1.kt
index e22562c4ad1..f9c53b3ff2d 100644
--- a/native/native.tests/testData/codegen/exceptions/catch1.kt
+++ b/native/native.tests/testData/codegen/exceptions/catch1.kt
@@ -3,23 +3,31 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.exceptions.catch1
-
 import kotlin.test.*
 
-@Test fun runTest() {
+val sb = StringBuilder()
+
+fun box(): String {
     try {
-        println("Before")
+        sb.appendLine("Before")
         foo()
-        println("After")
+        sb.appendLine("After")
     } catch (e: Throwable) {
-        println("Caught Throwable")
+        sb.appendLine("Caught Throwable")
     }
 
-    println("Done")
+    sb.appendLine("Done")
+
+    assertEquals("""
+        Before
+        Caught Throwable
+        Done
+
+    """.trimIndent(), sb.toString())
+    return "OK"
 }
 
 fun foo() {
     throw Error("Error happens")
-    println("After in foo()")
+    sb.appendLine("After in foo()")
 }
\ No newline at end of file
diff --git a/native/native.tests/testData/codegen/exceptions/catch2.kt b/native/native.tests/testData/codegen/exceptions/catch2.kt
index 5eee69f5301..0801519febf 100644
--- a/native/native.tests/testData/codegen/exceptions/catch2.kt
+++ b/native/native.tests/testData/codegen/exceptions/catch2.kt
@@ -3,27 +3,35 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.exceptions.catch2
-
 import kotlin.test.*
 
-@Test fun runTest() {
+val sb = StringBuilder()
+
+fun box(): String {
     try {
-        println("Before")
+        sb.appendLine("Before")
         foo()
-        println("After")
+        sb.appendLine("After")
     } catch (e: Exception) {
-        println("Caught Exception")
+        sb.appendLine("Caught Exception")
     } catch (e: Error) {
-        println("Caught Error")
+        sb.appendLine("Caught Error")
     } catch (e: Throwable) {
-        println("Caught Throwable")
+        sb.appendLine("Caught Throwable")
     }
 
-    println("Done")
+    sb.appendLine("Done")
+
+    assertEquals("""
+        Before
+        Caught Error
+        Done
+
+    """.trimIndent(), sb.toString())
+    return "OK"
 }
 
 fun foo() {
     throw Error("Error happens")
-    println("After in foo()")
+    sb.appendLine("After in foo()")
 }
\ No newline at end of file
diff --git a/native/native.tests/testData/codegen/exceptions/catch7.kt b/native/native.tests/testData/codegen/exceptions/catch7.kt
index 91ae88cd742..a97d50ffd98 100644
--- a/native/native.tests/testData/codegen/exceptions/catch7.kt
+++ b/native/native.tests/testData/codegen/exceptions/catch7.kt
@@ -3,21 +3,23 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.exceptions.catch7
-
 import kotlin.test.*
 
-@Test fun runTest() {
+val sb = StringBuilder()
+
+fun box(): String {
     try {
         foo()
     } catch (e: Throwable) {
         val message = e.message
         if (message != null) {
-            println(message)
+            sb.append(message)
         }
     }
+
+    return sb.toString()
 }
 
 fun foo() {
-    throw Error("Error happens")
+    throw Error("OK")
 }
\ No newline at end of file
diff --git a/native/native.tests/testData/codegen/exceptions/extend0.kt b/native/native.tests/testData/codegen/exceptions/extend0.kt
index 298bc0e3781..29583b7a18a 100644
--- a/native/native.tests/testData/codegen/exceptions/extend0.kt
+++ b/native/native.tests/testData/codegen/exceptions/extend0.kt
@@ -3,16 +3,15 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.exceptions.extend0
-
 import kotlin.test.*
 
 class C : Exception("OK")
 
-@Test fun runTest() {
+fun box(): String {
     try {
         throw C()
     } catch (e: Throwable) {
-        println(e.message!!)
+        return e.message!!
     }
+    return "FAIL"
 }
\ No newline at end of file
diff --git a/native/native.tests/testData/codegen/exceptions/rethrow.kt b/native/native.tests/testData/codegen/exceptions/rethrow.kt
index 5de33887ae6..8acff5b6a07 100644
--- a/native/native.tests/testData/codegen/exceptions/rethrow.kt
+++ b/native/native.tests/testData/codegen/exceptions/rethrow.kt
@@ -3,12 +3,9 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.exceptions.rethtow
-
 import kotlin.test.*
 
-@Test
-fun runTest() {
+fun box(): String {
     assertFailsWith<IllegalStateException>("My error") {
         try {
             error("My error")
@@ -16,4 +13,5 @@ fun runTest() {
             throw e
         }
     }
+    return "OK"
 }
diff --git a/native/native.tests/testData/codegen/exceptions/throw0.kt b/native/native.tests/testData/codegen/exceptions/throw0.kt
index 1970a638fe7..d179f88e30a 100644
--- a/native/native.tests/testData/codegen/exceptions/throw0.kt
+++ b/native/native.tests/testData/codegen/exceptions/throw0.kt
@@ -3,15 +3,13 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.basic.throw0
-
 import kotlin.test.*
 
-@Test fun runTest() {
+fun box(): String {
     val cond = 1
     if (cond == 2) throw RuntimeException()
     if (cond == 3) throw NoSuchElementException("no such element")
     if (cond == 4) throw Error("error happens")
 
-    println("Done")
+    return "OK"
 }
diff --git a/native/native.tests/testData/codegen/exceptions/throw_from_catch.kt b/native/native.tests/testData/codegen/exceptions/throw_from_catch.kt
index 1522b735d21..668d61c1ce7 100644
--- a/native/native.tests/testData/codegen/exceptions/throw_from_catch.kt
+++ b/native/native.tests/testData/codegen/exceptions/throw_from_catch.kt
@@ -3,12 +3,9 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.exceptions.throw_from_catch
-
 import kotlin.test.*
 
-@Test
-fun runTest() {
+fun box(): String {
     assertFailsWith<IllegalStateException>("My another error") {
         try {
             error("My error")
@@ -16,4 +13,5 @@ fun runTest() {
             error("My another error")
         }
     }
+    return "OK"
 }
diff --git a/native/native.tests/testData/codegen/initializers/initializers0.kt b/native/native.tests/testData/codegen/initializers/initializers0.kt
index 31d7d291b4c..f01c0ffaa96 100644
--- a/native/native.tests/testData/codegen/initializers/initializers0.kt
+++ b/native/native.tests/testData/codegen/initializers/initializers0.kt
@@ -3,51 +3,66 @@
  * that can be found in the LICENSE file.
  */
 
-package runtime.basic.initializers0
-
 import kotlin.test.*
 
+val sb = StringBuilder()
+
 class A {
     init{
-        println ("A::init")
+        sb.appendLine ("A::init")
     }
 
     val a = 1
 
     companion object :B(1) {
         init {
-            println ("A::companion")
+            sb.appendLine ("A::companion")
         }
 
         fun foo() {
-            println("A::companion::foo")
+            sb.appendLine("A::companion::foo")
         }
     }
 
     object AObj : B(){
         init {
-            println("A::Obj")
+            sb.appendLine("A::Obj")
         }
         fun foo() {
-            println("A::AObj::foo")
+            sb.appendLine("A::AObj::foo")
         }
     }
 }
 
-@Test fun runTest() {
-    println("main")
+fun box(): String {
+    sb.appendLine("main")
     A.foo()
     A.foo()
     A.AObj.foo()
     A.AObj.foo()
+
+    assertEquals("""
+        main
+        B::constructor(1)
+        A::companion
+        A::companion::foo
+        A::companion::foo
+        B::constructor(0)
+        B::constructor()
+        A::Obj
+        A::AObj::foo
+        A::AObj::foo
+
+    """.trimIndent(), sb.toString())
+    return "OK"
 }
 
 open class B(val a:Int, val b:Int) {
     constructor(a:Int):this (a, 0) {
-        println("B::constructor(" + a.toString()+ ")")
+        sb.appendLine("B::constructor(" + a.toString()+ ")")
     }
     constructor():this(0) {
-        println("B::constructor()")
+        sb.appendLine("B::constructor()")
     }
 }
 
diff --git a/native/native.tests/testData/codegen/initializers/initializers1.kt b/native/native.tests/testData/codegen/initializers/initializers1.kt
index 7b8c7cc2851..7ce581b00a8 100644
--- a/native/native.tests/testData/codegen/initializers/initializers1.kt
+++ b/native/native.tests/testData/codegen/initializers/initializers1.kt
@@ -2,21 +2,21 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.initializers1
-
 import kotlin.test.*
 
+val sb = StringBuilder()
+
 class TestClass {
     companion object {
         init {
-            println("Init Test")
+            sb.append("OK")
         }
     }
 }
 
-@Test fun runTest() {
+fun box(): String {
     val t1 = TestClass()
     val t2 = TestClass()
-    println("Done")
+
+    return sb.toString()
 }
\ No newline at end of file
diff --git a/native/native.tests/testData/codegen/initializers/initializers2.kt b/native/native.tests/testData/codegen/initializers/initializers2.kt
index aa24adce598..84ae042171f 100644
--- a/native/native.tests/testData/codegen/initializers/initializers2.kt
+++ b/native/native.tests/testData/codegen/initializers/initializers2.kt
@@ -3,9 +3,13 @@
  * that can be found in the LICENSE file.
  */
 
+import kotlin.test.*
+
+val sb = StringBuilder()
+
 class A(val msg: String) {
     init {
-        println("init $msg")
+        sb.appendLine("init $msg")
     }
     override fun toString(): String = msg
 }
@@ -14,9 +18,19 @@ val globalValue1 = 1
 val globalValue2 = A("globalValue2")
 val globalValue3 = A("globalValue3")
 
-fun main(args: Array<String>) {
-    println(globalValue1.toString())
-    println(globalValue2.toString())
-    println(globalValue3.toString())
+fun box(): String {
+    sb.appendLine(globalValue1.toString())
+    sb.appendLine(globalValue2.toString())
+    sb.appendLine(globalValue3.toString())
+
+    assertEquals("""
+        init globalValue2
+        init globalValue3
+        1
+        globalValue2
+        globalValue3
+
+    """.trimIndent(), sb.toString())
+    return "OK"
 }
 
diff --git a/native/native.tests/testData/codegen/initializers/initializers3.kt b/native/native.tests/testData/codegen/initializers/initializers3.kt
index 5dfb0c67803..314e8f20f4a 100644
--- a/native/native.tests/testData/codegen/initializers/initializers3.kt
+++ b/native/native.tests/testData/codegen/initializers/initializers3.kt
@@ -2,15 +2,13 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.initializers3
-
 import kotlin.test.*
 
 class Foo(val bar: Int)
 
 var x = Foo(42)
 
-@Test fun runTest() {
-    println(x.bar)
+fun box(): String {
+    assertEquals(42, x.bar)
+    return "OK"
 }
\ No newline at end of file
diff --git a/native/native.tests/testData/codegen/initializers/initializers4.kt b/native/native.tests/testData/codegen/initializers/initializers4.kt
index 008b512b138..59c5ee10712 100644
--- a/native/native.tests/testData/codegen/initializers/initializers4.kt
+++ b/native/native.tests/testData/codegen/initializers/initializers4.kt
@@ -2,15 +2,14 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.initializers4
-
 import kotlin.test.*
 
 const val INT_MAX_POWER_OF_TWO: Int = Int.MAX_VALUE / 2 + 1
 val DOUBLE = Double.MAX_VALUE - 1.0
 
-@Test fun runTest() {
-    println(INT_MAX_POWER_OF_TWO)
-    println(DOUBLE > 0.0)
+fun box(): String {
+    assertEquals(1073741824, INT_MAX_POWER_OF_TWO)
+    assertTrue(DOUBLE > 0.0)
+
+    return "OK"
 }
diff --git a/native/native.tests/testData/codegen/initializers/initializers5.kt b/native/native.tests/testData/codegen/initializers/initializers5.kt
index 0c67dcb38b0..919d78a3c54 100644
--- a/native/native.tests/testData/codegen/initializers/initializers5.kt
+++ b/native/native.tests/testData/codegen/initializers/initializers5.kt
@@ -2,9 +2,6 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.initializers5
-
 import kotlin.test.*
 
 object A {
@@ -12,6 +9,8 @@ object A {
     val b = A.a
 }
 
-@Test fun runTest() {
-    println(A.b)
+fun box(): String {
+    assertEquals(42, A.b)
+
+    return "OK"
 }
\ No newline at end of file
diff --git a/native/native.tests/testData/codegen/initializers/initializers7.kt b/native/native.tests/testData/codegen/initializers/initializers7.kt
index 7327675675f..57ac9b99ed3 100644
--- a/native/native.tests/testData/codegen/initializers/initializers7.kt
+++ b/native/native.tests/testData/codegen/initializers/initializers7.kt
@@ -2,9 +2,6 @@
  * Copyright 2010-2020 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.initializers7
-
 import kotlin.test.*
 
 object A {
@@ -53,8 +50,10 @@ fun assertCUninitialized() {
     assertEquals(0, C.c4)
 }
 
-@Test fun runTest() {
+fun box(): String {
     assertEquals(A.a1, C.c2)
     assertEquals(A.a2, C.c3)
     assertEquals(C.c1, C.c4)
+
+    return "OK"
 }
diff --git a/native/native.tests/testData/codegen/initializers/initializers8.kt b/native/native.tests/testData/codegen/initializers/initializers8.kt
index d6d77a681b0..d3206081873 100644
--- a/native/native.tests/testData/codegen/initializers/initializers8.kt
+++ b/native/native.tests/testData/codegen/initializers/initializers8.kt
@@ -2,13 +2,10 @@
  * Copyright 2010-2021 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.initializers8
-
 import kotlin.test.*
 
-var globalString = "abc"
+var globalString = "OK"
 
-@Test fun runTest() {
-    assertEquals("abc", globalString)
+fun box(): String {
+    return globalString
 }
diff --git a/native/native.tests/testData/codegen/interfaceCallsNCasts/interface0.kt b/native/native.tests/testData/codegen/interfaceCallsNCasts/interface0.kt
index 347e562c5b6..3f2e3b3865b 100644
--- a/native/native.tests/testData/codegen/interfaceCallsNCasts/interface0.kt
+++ b/native/native.tests/testData/codegen/interfaceCallsNCasts/interface0.kt
@@ -2,9 +2,6 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package runtime.basic.interface0
-
 import kotlin.test.*
 
 interface A {
@@ -12,14 +9,17 @@ interface A {
     fun c()
 }
 
+val sb = StringBuilder()
+
 class B(): A {
     override fun c() {
-        println("PASSED")
+        sb.append("OK")
     }
 }
 
-@Test fun runTest() {
+fun box(): String {
     val a:A = B()
     a.b()
-}
 
+    return sb.toString()
+}
diff --git a/native/native.tests/testData/datagen/literals/listof1.kt b/native/native.tests/testData/datagen/literals/listof1.kt
index 8c01cb18a0e..8afaa02b35c 100644
--- a/native/native.tests/testData/datagen/literals/listof1.kt
+++ b/native/native.tests/testData/datagen/literals/listof1.kt
@@ -2,17 +2,23 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package datagen.literals.listof1
+// WITH_STDLIB
+// This test verifies absence of buggy optimzation removed in https://github.com/JetBrains/kotlin/commit/d222e9587
 
 import kotlin.test.*
 
-@Test fun runTest() {
+fun box(): String {
     val list = foo()
-    println(list === foo())
-    println(list.toString())
+    if (!(list == foo()))
+        return "FAIL =="
+    if (list === foo())
+        return "FAIL ===: two listOf() having same contents are not optimized to be referentially equal in all backends, but are now unexpectedly referentially equal"
+    if (list.toString() != "[a, b, c]")
+        return "FAIL toString(): ${list.toString()}"
+
+    return "OK"
 }
 
 fun foo(): List<String> {
     return listOf("a", "b", "c")
-}
\ No newline at end of file
+}
diff --git a/native/native.tests/testData/datagen/literals/strdedup1.kt b/native/native.tests/testData/datagen/literals/strdedup1.kt
index 1e1cc37c5a9..977acd4fdc7 100644
--- a/native/native.tests/testData/datagen/literals/strdedup1.kt
+++ b/native/native.tests/testData/datagen/literals/strdedup1.kt
@@ -3,13 +3,15 @@
  * that can be found in the LICENSE file.
  */
 
-package datagen.literals.strdedup1
-
 import kotlin.test.*
 
-@Test fun runTest() {
+fun box(): String {
     val str1 = "Hello"
     val str2 = "Hello"
-    println(str1 == str2)
-    println(str1 === str2)
+    if (!(str1 == str2))
+        return "FAIL =="
+    if (!(str1 === str2))
+        return "FAIL ==="
+
+    return "OK"
 }
diff --git a/native/native.tests/testData/datagen/literals/strdedup2.kt b/native/native.tests/testData/datagen/literals/strdedup2.kt
index 763062dfb50..01ad80b7b18 100644
--- a/native/native.tests/testData/datagen/literals/strdedup2.kt
+++ b/native/native.tests/testData/datagen/literals/strdedup2.kt
@@ -2,14 +2,20 @@
  * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
  * that can be found in the LICENSE file.
  */
-
-package datagen.literals.strdedup2
+// TODO: string deduplication across several components seems to require
+// linking them as bitcode modules before translating to machine code.
+// IGNORE_BACKEND: NATIVE, JVM, JVM_IR
+// WITH_STDLIB
 
 import kotlin.test.*
 
-@Test fun runTest() {
+fun box(): String {
     val str1 = ""
     val str2 = "hello".subSequence(2, 2)
-    println(str1 == str2)
-    println(str1 === str2)
+    if(!(str1 == str2))
+        return "FAIL =="
+    if(!(str1 === str2))
+        return "FAIL ==="
+
+    return "OK"
 }
diff --git a/native/native.tests/testData/runtime/basic/collectReferenceFieldValues.kt b/native/native.tests/testData/runtime/basic/collectReferenceFieldValues.kt
index 66d3fd1960b..ec966e3c02c 100644
--- a/native/native.tests/testData/runtime/basic/collectReferenceFieldValues.kt
+++ b/native/native.tests/testData/runtime/basic/collectReferenceFieldValues.kt
@@ -7,6 +7,11 @@
 // As soon the issue would be fixed, please remove `&& cacheMode=NO` from next line.
 // IGNORE_NATIVE: gcType=NOOP && cacheMode=NO
 
+// Ideally, this test must fail with gcType=NOOP with any cache mode.
+// KT-63944: unfortunately, GC flavours are silently not switched in presence of caches.
+// As soon the issue would be fixed, please remove `&& cacheMode=NO` from next line.
+// IGNORE_NATIVE: gcType=NOOP && cacheMode=NO
+
 import kotlin.native.internal.*
 import kotlin.test.*
 
diff --git a/native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/support/group/ExtTestCaseGroupProvider.kt b/native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/support/group/ExtTestCaseGroupProvider.kt
index 3c6635afa65..4bf0637f73f 100644
--- a/native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/support/group/ExtTestCaseGroupProvider.kt
+++ b/native/native.tests/tests/org/jetbrains/kotlin/konan/test/blackbox/support/group/ExtTestCaseGroupProvider.kt
@@ -927,6 +927,7 @@ private fun Settings.isIgnoredWithIGNORE_BACKEND(directives: Directives): Boolea
 private val CACHE_MODE_NAMES = CacheMode.Alias.entries.map { it.name }
 private val TEST_MODE_NAMES = TestMode.entries.map { it.name }
 private val OPTIMIZATION_MODE_NAMES = OptimizationMode.entries.map { it.name }
+private val GC_TYPE_NAMES = GCType.entries.map { it.name }
 
 private fun Settings.isIgnoredWithIGNORE_NATIVE(
     directives: Directives,
@@ -951,6 +952,7 @@ private fun Settings.isIgnoredWithIGNORE_NATIVE(
                 ClassLevelProperty.TEST_MODE.shortName -> get<TestMode>().name to TEST_MODE_NAMES
                 ClassLevelProperty.OPTIMIZATION_MODE.shortName -> get<OptimizationMode>().name to OPTIMIZATION_MODE_NAMES
                 ClassLevelProperty.TEST_TARGET.shortName -> get<KotlinNativeTargets>().testTarget.name to null
+                ClassLevelProperty.GC_TYPE.shortName -> get<GCType>().name to GC_TYPE_NAMES
                 else -> throw AssertionError("ClassLevelProperty name: $propName is not yet supported in IGNORE_NATIVE* test directives.")
             }
             val valueFromTestDirective = matchResult.groups[2]?.value!!