爱特每羊队
66 lines
1.3 KiB
Rust
66 lines
1.3 KiB
Rust
use oxide_compiler::compiler::Compiler;
|
|
use oxide_parser::Allocator;
|
|
use oxide_vm::vm::Vm;
|
|
|
|
fn eval(source: &str) -> String {
|
|
let allocator = Allocator::default();
|
|
let program = match oxide_parser::parse(&allocator, source) {
|
|
Ok(p) => p,
|
|
Err(e) => return format!("parse error: {}", e[0].message),
|
|
};
|
|
let module = match Compiler::new().compile(&program) {
|
|
Ok(m) => m,
|
|
Err(e) => return format!("compile error: {e}"),
|
|
};
|
|
let mut vm = Vm::new();
|
|
match vm.run(&module) {
|
|
Ok(result) => format!("{result}"),
|
|
Err(e) => format!("vm error: {e}"),
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn eval_arithmetic_add() {
|
|
assert_eq!(eval("1 + 2"), "3");
|
|
}
|
|
|
|
#[test]
|
|
fn eval_arithmetic_sub() {
|
|
assert_eq!(eval("5 - 3"), "2");
|
|
}
|
|
|
|
#[test]
|
|
fn eval_arithmetic_mul() {
|
|
assert_eq!(eval("3 * 4"), "12");
|
|
}
|
|
|
|
#[test]
|
|
fn eval_arithmetic_div() {
|
|
assert_eq!(eval("10 / 2"), "5");
|
|
}
|
|
|
|
#[test]
|
|
fn eval_arithmetic_mod() {
|
|
assert_eq!(eval("7 % 3"), "1");
|
|
}
|
|
|
|
#[test]
|
|
fn eval_precedence() {
|
|
assert_eq!(eval("1 * 2 + 3"), "5");
|
|
}
|
|
|
|
#[test]
|
|
fn eval_negation() {
|
|
assert_eq!(eval("-5"), "-5");
|
|
}
|
|
|
|
#[test]
|
|
fn eval_division_by_zero() {
|
|
assert_eq!(eval("1 / 0"), "Infinity");
|
|
}
|
|
|
|
#[test]
|
|
fn eval_string_concat() {
|
|
assert_eq!(eval("1 + 2 + 3"), "6");
|
|
}
|