--- /dev/null
+function testArrayConcat() {
+ var array = 'abc'.match(/(a)(b)(c)/);
+ var result = array.concat();
+ var expectedResult = ["abc", "a", "b", "c"];
+
+ if (result.length != 4)
+ throw new Error("Runtime array length is incorrect");
+ for (var i = 0; i < result.length; i++) {
+ if (result[i] != expectedResult[i])
+ throw new Error("Runtime array concat result is incorrect");
+ }
+};
+
+testArrayConcat();