hexga_bitflags 0.0.11-beta.56

Bitflags utilities
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77

#[cfg(test)]
mod tests
{
    use hexga_bitflags::*;
    #[allow(unused_imports)]
    use serde::{Deserialize, Serialize};

    #[bit_index]
    #[repr(u8)]
    pub enum Color
    {
        Red,
        Green,
        Blue = 5,
        Yellow, // = 6
        RedAndBlue = Color::Red | Self::Blue,
        Purple, // 7
        GreenAndYellowAndPurple = (Color::Yellow | Self::Purple) | Self::Green,
    }

    #[test]
    fn increment_variant()
    {
        assert_eq!(Color::Red as u8, 0);
        assert_eq!(Color::Red.index(), 0);
        assert_eq!(Color::Red.bits(), 0b1);
        assert_eq!(Color::Red.flags().bits(), 0b1);

        assert_eq!(Color::Green as u8, 1);
        assert_eq!(Color::Green.index(), 1);
        assert_eq!(Color::Green.bits(), 0b10);
        assert_eq!(Color::Green.flags().bits(), 0b10);

        assert_eq!(ColorFlags::ZERO.with_red(true), ColorFlags::Red);
        let mut red = ColorFlags::ZERO;
        red.set_red(true);
        assert_eq!(red, ColorFlags::Red);

        assert_eq!(ColorFlags::Red.union(ColorFlags::Blue).is_all_red_and_blue(), true);
        assert_eq!(ColorFlags::ZERO.toggled_red_and_blue(), ColorFlags::RedAndBlue);
        assert_eq!(ColorFlags::Red.toggled_red_and_blue(), ColorFlags::Blue);

        assert_eq!(Color::Blue as u8, 5);
        assert_eq!(Color::Blue.index(), 5);
        assert_eq!(Color::Blue.bits(), 0b100000);
        assert_eq!(Color::Blue.flags().bits(), 0b100000);

        assert_eq!(Color::Yellow as u8, 6);
        assert_eq!(Color::Yellow.index(), 6);
        assert_eq!(Color::Yellow.bits(), 0b1000000);
        assert_eq!(Color::Yellow.flags().bits(), 0b1000000);

        assert_eq!(Color::Purple as u8, 7);
        assert_eq!(Color::Purple.index(), 7);
        assert_eq!(Color::Purple.bits(), 0b10000000);
        assert_eq!(Color::Purple.flags().bits(), 0b10000000);

        assert_eq!(Color::Red | Color::Blue, ColorFlags::RedAndBlue);
        assert_eq!(ColorFlags::Red | Color::Blue, ColorFlags::RedAndBlue);
        assert_eq!(ColorFlags::Blue | Color::Red, ColorFlags::RedAndBlue);
        assert_eq!(Color::Red | ColorFlags::Blue, ColorFlags::RedAndBlue);
        assert_eq!(Color::Blue | ColorFlags::Red, ColorFlags::RedAndBlue);
        assert_eq!(ColorFlags::Blue | ColorFlags::Red, ColorFlags::RedAndBlue);
        assert_eq!(ColorFlags::Red | ColorFlags::Blue, ColorFlags::RedAndBlue);

        assert_eq!(ColorFlags::GreenAndYellowAndPurple, Color::Green | Color::Yellow | Color::Purple);

        assert_eq!(ColorFlags::RedAndBlue.collect::<Vec<_>>(), vec![Color::Red, Color::Blue]);
        assert_eq!(
            ColorFlags::GreenAndYellowAndPurple.collect::<Vec<_>>(),
            vec![Color::Green, Color::Yellow, Color::Purple]
        );

        assert_eq!(ColorFlags::RedAndBlue & Color::Red, Color::Red);
        assert_eq!(ColorFlags::RedAndBlue & Color::Red, ColorFlags::Red);
    }
}