| use wasm_bindgen::prelude::*; |
| use wasm_bindgen_test::*; |
| |
| #[wasm_bindgen(module = "tests/wasm/option.js")] |
| extern "C" { |
| pub type MyType; |
| #[wasm_bindgen(constructor)] |
| fn new() -> MyType; |
| |
| fn take_none_byval(t: Option<MyType>); |
| fn take_some_byval(t: Option<MyType>); |
| fn return_undef_byval() -> Option<MyType>; |
| fn return_null_byval() -> Option<MyType>; |
| fn return_some_byval() -> Option<MyType>; |
| fn test_option_values(); |
| |
| #[wasm_bindgen(js_name = take_none_byval)] |
| fn take_none_byref(t: Option<&MyType>); |
| #[wasm_bindgen(js_name = take_some_byval)] |
| fn take_some_byref(t: Option<&MyType>); |
| } |
| |
| #[wasm_bindgen_test] |
| fn import_by_value() { |
| take_none_byval(None); |
| take_some_byval(Some(MyType::new())); |
| assert!(return_null_byval().is_none()); |
| assert!(return_undef_byval().is_none()); |
| assert!(return_some_byval().is_some()); |
| } |
| |
| #[wasm_bindgen_test] |
| fn export_by_value() { |
| test_option_values(); |
| } |
| |
| #[wasm_bindgen] |
| pub fn rust_take_none_byval(t: Option<MyType>) { |
| assert!(t.is_none()); |
| } |
| |
| #[wasm_bindgen] |
| pub fn rust_take_some_byval(t: Option<MyType>) { |
| assert!(t.is_some()); |
| } |
| |
| #[wasm_bindgen] |
| pub fn rust_return_none_byval() -> Option<MyType> { |
| None |
| } |
| |
| #[wasm_bindgen] |
| pub fn rust_return_some_byval() -> Option<MyType> { |
| Some(MyType::new()) |
| } |
| |
| #[wasm_bindgen_test] |
| fn import_by_ref() { |
| take_none_byref(None); |
| take_some_byref(Some(&MyType::new())); |
| } |