1var y: i32 = add(10, x);
 2const x: i32 = add(12, 34);
 3
 4test "container level variables" {
 5    try expect(x == 46);
 6    try expect(y == 56);
 7}
 8
 9fn add(a: i32, b: i32) i32 {
10    return a + b;
11}
12
13const std = @import("std");
14const expect = std.testing.expect;
15
16// test