[K/N][test] Set acceptable values for test class level properties

Adds @AcceptablePropertyValues annotation that accepts comma-separated
property values that could be used. If the value set from the command
line or as an enforced one is not in the list the default value will be
used instead.

native/native.tests/tests/org/jetbrains/kotlin/konan/blackboxtest/support/ConfigurationProperties.kt

@@ -27,6 +27,9 @@ internal annotation class EnforcedProperty(val property: ClassLevelProperty, val
 @Target(AnnotationTarget.CLASS)
 internal annotation class EnforcedHostTarget
 
+@Target(AnnotationTarget.CLASS)
+internal annotation class AcceptablePropertyValues(val property: ClassLevelProperty, val acceptableValues: Array<String>)
+
 internal class EnforcedProperties(testClass: Class<*>) {
     private val enforcedAnnotations: Map<ClassLevelProperty, String> = buildMap {
         testClass.annotations.forEach { annotation ->
@@ -38,6 +41,15 @@ internal class EnforcedProperties(testClass: Class<*>) {
     }
 
     operator fun get(propertyType: ClassLevelProperty): String? = enforcedAnnotations[propertyType]
+
+    private val acceptableAnnotations: Map<ClassLevelProperty, Array<String>> = testClass.annotations
+        .filterIsInstance<AcceptablePropertyValues>()
+        .associate {
+            it.property to it.acceptableValues
+        }
+
+    fun isAcceptableValue(propertyType: ClassLevelProperty, value: String?): Boolean =
+        acceptableAnnotations[propertyType]?.contains(value) ?: true
 }
 
 internal enum class ClassLevelProperty(shortName: String) {
@@ -62,7 +74,8 @@ internal enum class ClassLevelProperty(shortName: String) {
 
     fun <T> readValue(enforcedProperties: EnforcedProperties, transform: (String) -> T?, default: T): T {
         val propertyValue = enforcedProperties[this] ?: System.getProperty(propertyName)
-        return if (propertyValue != null) {
+        val acceptable = enforcedProperties.isAcceptableValue(this, propertyValue)
+        return if (propertyValue != null && acceptable) {
             transform(propertyValue) ?: fail { "Invalid value for $propertyName system property: $propertyValue" }
         } else
             default
@@ -75,7 +88,8 @@ internal inline fun <reified E : Enum<E>> ClassLevelProperty.readValue(
     default: E
 ): E {
     val optionName = enforcedProperties[this] ?: System.getProperty(propertyName)
-    return if (optionName != null) {
+    val acceptable = enforcedProperties.isAcceptableValue(this, optionName)
+    return if (optionName != null && acceptable) {
         values.firstOrNull { it.name == optionName } ?: fail {
             buildString {
                 appendLine("Unknown ${E::class.java.simpleName} name $optionName.")