v/vlib/v/tests/fixed_array_const_size_test.v

47 lines
701 B
V

const (
size = 5
u64_size = u64(5)
)
struct Foo {
bar [size]u8
}
fn test_fixed_array_const_size() {
a := Foo{}
println(a)
assert a == Foo{
bar: [u8(0), 0, 0, 0, 0]!
}
}
fn test_fixed_array_const_u64_size() {
a := [2 * u64_size]f64{}
println(a)
assert '$a' == '[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]'
}
const n = u64(5_000)
const nn = 5_000
fn test_u64_const_used_as_fixed_array_size() {
mut a := [2 * n]f64{}
dump(a.len)
assert a.len == 10000
mut b := [n * 2]f64{}
dump(b.len)
assert b.len == 10000
}
fn test_int_const_used_as_fixed_array_size() {
mut aa := [2 * nn]f64{}
dump(aa.len)
assert aa.len == 10_000
mut bb := [nn * 2]f64{}
dump(bb.len)
assert aa.len == 10_000
}