110 lines
2.4 KiB
Rust
110 lines
2.4 KiB
Rust
use mlua::{Function, Lua, Result, String};
|
|
|
|
#[test]
|
|
fn test_function() -> Result<()> {
|
|
let lua = Lua::new();
|
|
|
|
let globals = lua.globals();
|
|
lua.load(
|
|
r#"
|
|
function concat(arg1, arg2)
|
|
return arg1 .. arg2
|
|
end
|
|
"#,
|
|
)
|
|
.exec()?;
|
|
|
|
let concat = globals.get::<_, Function>("concat")?;
|
|
assert_eq!(concat.call::<_, String>(("foo", "bar"))?, "foobar");
|
|
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_bind() -> Result<()> {
|
|
let lua = Lua::new();
|
|
|
|
let globals = lua.globals();
|
|
lua.load(
|
|
r#"
|
|
function concat(...)
|
|
local res = ""
|
|
for _, s in pairs({...}) do
|
|
res = res..s
|
|
end
|
|
return res
|
|
end
|
|
"#,
|
|
)
|
|
.exec()?;
|
|
|
|
let mut concat = globals.get::<_, Function>("concat")?;
|
|
concat = concat.bind("foo")?;
|
|
concat = concat.bind("bar")?;
|
|
concat = concat.bind(("baz", "baf"))?;
|
|
assert_eq!(
|
|
concat.call::<_, String>(("hi", "wut"))?,
|
|
"foobarbazbafhiwut"
|
|
);
|
|
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_rust_function() -> Result<()> {
|
|
let lua = Lua::new();
|
|
|
|
let globals = lua.globals();
|
|
lua.load(
|
|
r#"
|
|
function lua_function()
|
|
return rust_function()
|
|
end
|
|
|
|
-- Test to make sure chunk return is ignored
|
|
return 1
|
|
"#,
|
|
)
|
|
.exec()?;
|
|
|
|
let lua_function = globals.get::<_, Function>("lua_function")?;
|
|
let rust_function = lua.create_function(|_, ()| Ok("hello"))?;
|
|
|
|
globals.set("rust_function", rust_function)?;
|
|
assert_eq!(lua_function.call::<_, String>(())?, "hello");
|
|
|
|
Ok(())
|
|
}
|
|
|
|
#[test]
|
|
fn test_c_function() -> Result<()> {
|
|
let lua = Lua::new();
|
|
|
|
unsafe extern "C" fn c_function(state: *mut mlua::lua_State) -> std::os::raw::c_int {
|
|
let lua = Lua::init_from_ptr(state);
|
|
lua.globals().set("c_function", true).unwrap();
|
|
0
|
|
}
|
|
|
|
let func = unsafe { lua.create_c_function(c_function)? };
|
|
func.call(())?;
|
|
assert_eq!(lua.globals().get::<_, bool>("c_function")?, true);
|
|
|
|
Ok(())
|
|
}
|
|
|
|
#[cfg(not(feature = "luau"))]
|
|
#[test]
|
|
fn test_dump() -> Result<()> {
|
|
let lua = unsafe { Lua::unsafe_new() };
|
|
|
|
let concat_lua = lua
|
|
.load(r#"function(arg1, arg2) return arg1 .. arg2 end"#)
|
|
.eval::<Function>()?;
|
|
let concat = lua.load(&concat_lua.dump(false)).into_function()?;
|
|
|
|
assert_eq!(concat.call::<_, String>(("foo", "bar"))?, "foobar");
|
|
|
|
Ok(())
|
|
}
|