[K/N][Tests] Move some codegen tests to new infra: annotations..coroutines

^KT-61259

native/native.tests/testData/codegen/branching/when_through.kt

@@ -0,0 +1,23 @@
+/*
+ * 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 codegen.branching.when_through
+
+import kotlin.test.*
+
+fun when_through(i: Int): Int {
+  var value = 1
+  when (i) {
+    10 -> value = 42
+    11 -> value = 43
+    12 -> value = 44
+  }
+
+  return value
+}
+
+@Test fun runTest() {
+  if (when_through(2) != 1) throw Error()
+}