JS/RTTI: Added cast to Array test

js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/CastTestGenerated.java

@@ -41,6 +41,12 @@ public class CastTestGenerated extends AbstractCastTest {
         doTest(fileName);
     }
 
+    @TestMetadata("castToArray.kt")
+    public void testCastToArray() throws Exception {
+        String fileName = JetTestUtils.navigationMetadata("js/js.translator/testData/expression/cast/cases/castToArray.kt");
+        doTest(fileName);
+    }
+
     @TestMetadata("castToFunction.kt")
     public void testCastToFunction() throws Exception {
         String fileName = JetTestUtils.navigationMetadata("js/js.translator/testData/expression/cast/cases/castToFunction.kt");

js/js.translator/testData/expression/cast/cases/castToArray.kt

@@ -0,0 +1,15 @@
+package foo
+
+fun box(): String {
+    val ints: Any? = arrayOf(1, 2)
+    val strings: Any? = arrayOf("a", "b")
+    val nil: Any? = null
+    val obj: Any? = object{}
+
+    success("ints") { ints as Array<*> }
+    success("strings") { strings as Array<*> }
+    failsClassCast("null") { nil as Array<*> }
+    failsClassCast("obj") { obj as Array<*> }
+
+    return "OK"
+}