v/vlib/v/tests/sizeof_test.v

31 lines
491 B
V

import math
import flag
struct S1 {
p voidptr
}
struct S2 {
i int
}
fn test_math_sizeof() {
r := math.f32_from_bits(sizeof(int))
assert r > 5.6e-45 && r < 5.7e-45
}
fn test_sizeof() {
assert sizeof(rune) == 4
assert sizeof([44]u8) == 44
assert sizeof(``) == 4
// depends on -m32/64
assert sizeof(S1) in [u32(4), 8]
s := S2{}
assert sizeof(s.i) == 4
assert sizeof(flag.Flag) > 4
assert sizeof(c'hello') == 6
assert sizeof(r'hello') == 16
assert sizeof('hello') == 16
}