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use std::borrow::Cow;
use std::collections::{BTreeMap, BTreeSet, HashMap, HashSet};
use std::ffi::{CStr, CString};
use maplit::{btreemap, btreeset, hashmap, hashset};
use mlua::{Error, Lua, Result};
#[test]
fn test_conv_vec() -> Result<()> {
let lua = Lua::new();
let v = vec![1, 2, 3];
lua.globals().set("v", v.clone())?;
let v2: Vec<i32> = lua.globals().get("v")?;
assert_eq!(v, v2);
Ok(())
}
#[test]
fn test_conv_hashmap() -> Result<()> {
let lua = Lua::new();
let map = hashmap! {"hello".to_string() => "world".to_string()};
lua.globals().set("map", map.clone())?;
let map2: HashMap<String, String> = lua.globals().get("map")?;
assert_eq!(map, map2);
Ok(())
}
#[test]
fn test_conv_hashset() -> Result<()> {
let lua = Lua::new();
let set = hashset! {"hello".to_string(), "world".to_string()};
lua.globals().set("set", set.clone())?;
let set2: HashSet<String> = lua.globals().get("set")?;
assert_eq!(set, set2);
let set3 = lua.load(r#"{"a", "b", "c"}"#).eval::<HashSet<String>>()?;
assert_eq!(set3, hashset! { "a".into(), "b".into(), "c".into() });
Ok(())
}
#[test]
fn test_conv_btreemap() -> Result<()> {
let lua = Lua::new();
let map = btreemap! {"hello".to_string() => "world".to_string()};
lua.globals().set("map", map.clone())?;
let map2: BTreeMap<String, String> = lua.globals().get("map")?;
assert_eq!(map, map2);
Ok(())
}
#[test]
fn test_conv_btreeset() -> Result<()> {
let lua = Lua::new();
let set = btreeset! {"hello".to_string(), "world".to_string()};
lua.globals().set("set", set.clone())?;
let set2: BTreeSet<String> = lua.globals().get("set")?;
assert_eq!(set, set2);
let set3 = lua.load(r#"{"a", "b", "c"}"#).eval::<BTreeSet<String>>()?;
assert_eq!(set3, btreeset! { "a".into(), "b".into(), "c".into() });
Ok(())
}
#[test]
fn test_conv_cstring() -> Result<()> {
let lua = Lua::new();
let s = CString::new(b"hello".to_vec()).unwrap();
lua.globals().set("s", s.clone())?;
let s2: CString = lua.globals().get("s")?;
assert_eq!(s, s2);
let cs = CStr::from_bytes_with_nul(b"hello\0").unwrap();
lua.globals().set("cs", cs)?;
let cs2: CString = lua.globals().get("cs")?;
assert_eq!(cs, cs2.as_c_str());
Ok(())
}
#[test]
fn test_conv_cow() -> Result<()> {
let lua = Lua::new();
let s = Cow::from("hello");
lua.globals().set("s", s.clone())?;
let s2: String = lua.globals().get("s")?;
assert_eq!(s, s2);
Ok(())
}
#[test]
fn test_conv_boxed_str() -> Result<()> {
let lua = Lua::new();
let s = String::from("hello").into_boxed_str();
lua.globals().set("s", s.clone())?;
let s2: Box<str> = lua.globals().get("s")?;
assert_eq!(s, s2);
Ok(())
}
#[test]
fn test_conv_boxed_slice() -> Result<()> {
let lua = Lua::new();
let v = vec![1, 2, 3].into_boxed_slice();
lua.globals().set("v", v.clone())?;
let v2: Box<[i32]> = lua.globals().get("v")?;
assert_eq!(v, v2);
Ok(())
}
#[test]
fn test_conv_array() -> Result<()> {
let lua = Lua::new();
let v = [1, 2, 3];
lua.globals().set("v", v)?;
let v2: [i32; 3] = lua.globals().get("v")?;
assert_eq!(v, v2);
let v2 = lua.globals().get::<_, [i32; 4]>("v");
assert!(matches!(v2, Err(Error::FromLuaConversionError { .. })));
Ok(())
}
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