macroconf/tests/simple.rs

121 lines
2.8 KiB
Rust

use std::str::from_utf8;
use macroconf::config;
use miniconf::{Error::Absent, JsonCoreSlash, Tree, TreeKey};
#[config]
#[derive(Debug, Clone, Copy, Tree)]
struct Config {
skipped: i32,
#[min]
min: i32,
#[max]
max: i32,
#[default = 0]
default: i32,
/// This is a description
description: i32,
}
#[test]
fn keys() {
for (id, field) in ["skipped", "min", "max", "default", "description"]
.into_iter()
.enumerate()
{
assert_eq!(
Config::traverse_by_key(std::iter::once(field), |index, name| {
assert_eq!((id, field), (index, name));
Ok::<_, ()>(())
}),
Ok(1)
);
}
}
#[test]
fn sub_keys() {
assert_eq!(
Config::traverse_by_key(["skipped", "value"].into_iter(), |_, _| Ok::<_, ()>(())),
Ok(1)
);
for field in ["min", "max", "default", "description"] {
assert_eq!(
Config::traverse_by_key([field, "value"].into_iter(), |_, _| Ok::<_, ()>(())),
Ok(2)
);
assert_eq!(
Config::traverse_by_key([field, field].into_iter(), |_, _| Ok::<_, ()>(())),
Ok(2)
);
}
}
#[test]
fn serialize() {
let mut buffer = [0u8; 32];
let config = Config {
skipped: 1,
min: __ConfigMin::new(2),
max: __ConfigMax::new(3),
default: __ConfigDefault::new(4),
description: __ConfigDescription::new(5),
};
for (input, output) in [
("/skipped", "1"),
("/min", "2"),
("/min/value", "2"),
("/min/min", "-2147483648"),
("/max", "3"),
("/max/value", "3"),
("/max/max", "2147483647"),
("/default", "4"),
("/default/value", "4"),
("/default/default", "0"),
("/description", "5"),
("/description/value", "5"),
("/description/description", "\"This is a description\""),
] {
let res = config.get_json(input, &mut buffer);
assert_eq!(res, Ok(output.len()));
assert_eq!(from_utf8(&buffer[..output.len()]), Ok(output));
}
}
#[test]
fn deserialize() {
let mut config = Config {
skipped: 0,
min: __ConfigMin::new(0),
max: __ConfigMax::new(0),
default: __ConfigDefault::new(0),
description: __ConfigDescription::new(0),
};
for input in [
"/skipped",
"/min",
"/min/value",
"/max",
"/max/value",
"/default",
"/default/value",
"/description",
"/description/value",
] {
let res = config.set_json(input, b"10");
assert_eq!(res, Ok(2));
}
for input in [
"/min/min",
"/max/max",
"/default/default",
"/description/description",
] {
let res = config.set_json(input, b"10");
assert_eq!(res, Err(Absent(1)));
}
}