Convert javascript_arrays.i example into testcase

Examples/test-suite/javascript_lib_arrays.i

@@ -0,0 +1,30 @@
+%module javascript_lib_arrays
+
+%include <arrays_javascript.i>
+
+%apply int[] { int *data1 }
+%apply int[3] { int data2[3] }
+%apply int[4] { int data3[4] }
+
+%inline %{
+
+int sum1(int *data1, int size) {
+  int sum = 0;
+  for (int i = 0; i < size; i++) {
+    sum += data1[i];
+  }
+  return sum;
+}
+
+int sum2(int data2[3]) {
+  int sum = 0;
+  for (int i = 0; i < 3; i++) {
+    sum += data2[i];
+  }
+  return sum;
+}
+
+int data3[4] = {1, 2, 3, 4};
+
+%}
+