v/vlib/gx/color_test.v

48 lines
852 B
V

import gx
fn test_hex() {
// valid colors
a := gx.hex(0x6c5ce7ff)
b := gx.rgba(108, 92, 231, 255)
assert a.eq(b)
// doesn't give right value with short hex value
short := gx.hex(0xfff)
assert !short.eq(gx.white)
}
fn test_add() {
a := gx.rgba(100, 100, 100, 100)
b := gx.rgba(100, 100, 100, 100)
r := gx.rgba(200, 200, 200, 200)
assert (a + b).eq(r)
}
fn test_sub() {
a := gx.rgba(100, 100, 100, 100)
b := gx.rgba(100, 100, 100, 100)
r := gx.rgba(0, 0, 0, 0)
assert (a - b).eq(r)
}
fn test_mult() {
a := gx.rgba(10, 10, 10, 10)
b := gx.rgba(10, 10, 10, 10)
r := gx.rgba(100, 100, 100, 100)
assert (a * b).eq(r)
}
fn test_div() {
a := gx.rgba(100, 100, 100, 100)
b := gx.rgba(10, 10, 10, 10)
r := gx.rgba(10, 10, 10, 10)
assert (a / b).eq(r)
}