[Test] Check that FIR tree does not contain stub types and type variable types after resolution

compiler/tests-common/tests/org/jetbrains/kotlin/test/util/JUnit4Assertions.kt

@@ -40,10 +40,14 @@ object JUnit4Assertions : Assertions() {
         KtUsefulTestCase.assertSameElements(message?.invoke() ?: "", expected, actual)
     }
 
-    override fun assertAll(exceptions: List<Throwable>) {
+    override fun failAll(exceptions: List<Throwable>) {
         exceptions.forEach { throw it }
     }
 
+    override fun assertAll(conditions: List<() -> Unit>) {
+        conditions.forEach { it.invoke() }
+    }
+
     override fun fail(message: () -> String): Nothing {
         throw AssertionError(message.invoke())
     }