oden/oden-js-sys/src/lib.rs

58 lines
1.6 KiB
Rust

#![allow(non_upper_case_globals)]
#![allow(non_camel_case_types)]
#![allow(non_snake_case)]
include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
include!("static-functions.rs");
use std::fmt;
impl fmt::Debug for JSValue {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "JS[{}", self.tag)?;
if self.tag < 0 {
write!(f, " {:?}]", unsafe { self.u.ptr })
} else {
write!(f, " {}]", unsafe { self.u.int32 })
}
}
}
#[cfg(test)]
mod tests {
use super::*;
use std::ffi::CStr;
// Small sanity test that starts the runtime and evaluates code.
#[test]
fn test_eval() {
unsafe {
let rt = JS_NewRuntime();
let ctx = JS_NewContext(rt);
let code_str = "1 + 1\0";
let code = CStr::from_bytes_with_nul(code_str.as_bytes()).unwrap();
let script = CStr::from_bytes_with_nul("script\0".as_bytes()).unwrap();
let value = JS_Eval(
ctx,
code.as_ptr(),
(code_str.len() - 1).try_into().unwrap(),
script.as_ptr(),
JS_EVAL_TYPE_GLOBAL as i32,
);
assert_eq!(value.tag, 0);
assert_eq!(value.u.int32, 2);
JS_DupValue(ctx, value);
JS_FreeValue(ctx, value);
let ival = JS_NewInt32(ctx, 12);
assert_eq!(ival.tag, 0);
let fval = JS_NewFloat64(ctx, f64::MAX);
assert_eq!(fval.tag, 7);
let bval = JS_NewBool(ctx, true);
assert_eq!(bval.tag, 1);
}
}
}