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1 file changed, 107 insertions
lua_usage.rs(fichier créé)
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| 1 | + | #[tokio::test] | |
| 2 | + | async fn multilua_test() { | |
| 3 | + | let vm1 = Lua::new(); | |
| 4 | + | vm1.sandbox(true).unwrap(); | |
| 5 | + | let vm2 = Lua::new(); | |
| 6 | + | vm2.sandbox(true).unwrap(); | |
| 7 | + | ||
| 8 | + | // To allow locking down _G, we need to create a table to store user data (__stack) | |
| 9 | + | vm1.globals() | |
| 10 | + | .set("__stack", vm1.create_table().unwrap()) | |
| 11 | + | .unwrap(); | |
| 12 | + | vm2.globals() | |
| 13 | + | .set("__stack", vm2.create_table().unwrap()) | |
| 14 | + | .unwrap(); | |
| 15 | + | ||
| 16 | + | // Set a global variable | |
| 17 | + | let f: LuaFunction = vm1 | |
| 18 | + | .load( | |
| 19 | + | r#" | |
| 20 | + | -- My first function | |
| 21 | + | function(args) | |
| 22 | + | for k, v in pairs(args) do | |
| 23 | + | print(k, v) | |
| 24 | + | end | |
| 25 | + | __stack.obs = "some text value" | |
| 26 | + | return args["a"] | |
| 27 | + | end | |
| 28 | + | "#, | |
| 29 | + | ) | |
| 30 | + | .eval_async() | |
| 31 | + | .await | |
| 32 | + | .unwrap(); | |
| 33 | + | ||
| 34 | + | let luav = vm1.create_table().unwrap(); | |
| 35 | + | luav.set("a", 1).unwrap(); | |
| 36 | + | ||
| 37 | + | let res: i32 = f.call_async(luav).await.unwrap(); | |
| 38 | + | ||
| 39 | + | assert_eq!(res, 1); | |
| 40 | + | ||
| 41 | + | // _G.obj must persist | |
| 42 | + | let f: LuaFunction = vm1 | |
| 43 | + | .load( | |
| 44 | + | r#" | |
| 45 | + | -- If __stack.obs is set, return arg1 | |
| 46 | + | function(args) | |
| 47 | + | for k, v in pairs(args) do | |
| 48 | + | print(k, v) | |
| 49 | + | end | |
| 50 | + | ||
| 51 | + | if __stack.obs == "some text value" then | |
| 52 | + | return args["arg1"] | |
| 53 | + | end | |
| 54 | + | ||
| 55 | + | return 3 | |
| 56 | + | end | |
| 57 | + | "#, | |
| 58 | + | ) | |
| 59 | + | .eval_async() | |
| 60 | + | .await | |
| 61 | + | .unwrap(); | |
| 62 | + | ||
| 63 | + | let res: i32 = f | |
| 64 | + | .call_async({ | |
| 65 | + | let t = vm1.create_table().unwrap(); | |
| 66 | + | t.set("arg1", 5).unwrap(); | |
| 67 | + | t | |
| 68 | + | }) | |
| 69 | + | .await | |
| 70 | + | .unwrap(); | |
| 71 | + | ||
| 72 | + | assert_eq!(res, 5); | |
| 73 | + | ||
| 74 | + | // But _G.obs must not be set in vm2 | |
| 75 | + | // _G.obj must persist | |
| 76 | + | let f: LuaFunction = vm2 | |
| 77 | + | .load( | |
| 78 | + | r#" | |
| 79 | + | -- If __stack.obs is set, return arg1 | |
| 80 | + | function(args) | |
| 81 | + | for k, v in pairs(args) do | |
| 82 | + | print(k, v) | |
| 83 | + | end | |
| 84 | + | ||
| 85 | + | if __stack.obs == "some text value" then | |
| 86 | + | return args["arg1"] | |
| 87 | + | end | |
| 88 | + | ||
| 89 | + | return 3 | |
| 90 | + | end | |
| 91 | + | "#, | |
| 92 | + | ) | |
| 93 | + | .eval_async() | |
| 94 | + | .await | |
| 95 | + | .unwrap(); | |
| 96 | + | ||
| 97 | + | let res: i32 = f | |
| 98 | + | .call_async({ | |
| 99 | + | let t = vm2.create_table().unwrap(); | |
| 100 | + | t.set("arg1", 5).unwrap(); | |
| 101 | + | t | |
| 102 | + | }) | |
| 103 | + | .await | |
| 104 | + | .unwrap(); | |
| 105 | + | ||
| 106 | + | assert_eq!(res, 3); | |
| 107 | + | } | |
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