wasm-bindgen/tests/all/js_globals/ArrayBuffer.rs
Ivan Enderlin 43de00b347 feat(js) Add ArrayBuffer::new, ::is_view & ::slice bindings. (#388)
* feat(js) Add `ArrayBuffer::new`, `::is_view` & `::slice` bindings.

* fix(js) Fix number units, comments, add `slice_with_end`.

* test(js) Fix a function name.
2018-07-04 13:53:49 -05:00

111 lines
2.9 KiB
Rust

#![allow(non_snake_case)]
use super::project;
#[test]
fn new() {
project()
.file("src/lib.rs", r#"
#![feature(proc_macro, wasm_custom_section)]
extern crate wasm_bindgen;
use wasm_bindgen::prelude::*;
use wasm_bindgen::js::ArrayBuffer;
#[wasm_bindgen]
pub fn new_arraybuffer() -> ArrayBuffer {
ArrayBuffer::new(42)
}
"#)
.file("test.ts", r#"
import * as assert from "assert";
import * as wasm from "./out";
export function test() {
assert.equal(typeof wasm.new_arraybuffer(), "object");
}
"#)
.test()
}
#[test]
fn is_view() {
project()
.file("src/lib.rs", r#"
#![feature(proc_macro, wasm_custom_section)]
extern crate wasm_bindgen;
use JsValue;
use wasm_bindgen::prelude::*;
use wasm_bindgen::js::ArrayBuffer;
#[wasm_bindgen]
pub fn is_view(value: JsValue) -> bool {
ArrayBuffer::is_view(value)
}
"#)
.file("test.ts", r#"
import * as assert from "assert";
import * as wasm from "./out";
export function test() {
assert.equal(wasm.is_view(new Uint8Array(42)), true);
}
"#)
.test()
}
#[test]
fn slice() {
project()
.file("src/lib.rs", r#"
#![feature(proc_macro, wasm_custom_section)]
extern crate wasm_bindgen;
use wasm_bindgen::prelude::*;
use wasm_bindgen::js::ArrayBuffer;
#[wasm_bindgen]
pub fn slice(arraybuffer: &ArrayBuffer, begin: u32) -> ArrayBuffer {
arraybuffer.slice(begin)
}
"#)
.file("test.ts", r#"
import * as assert from "assert";
import * as wasm from "./out";
export function test() {
const arraybuffer = new ArrayBuffer(4);
assert.equal(typeof wasm.slice(arraybuffer, 2), "object");
}
"#)
.test()
}
#[test]
fn slice_with_end() {
project()
.file("src/lib.rs", r#"
#![feature(proc_macro, wasm_custom_section)]
extern crate wasm_bindgen;
use wasm_bindgen::prelude::*;
use wasm_bindgen::js::ArrayBuffer;
#[wasm_bindgen]
pub fn slice_with_end(arraybuffer: &ArrayBuffer, begin: u32, end: u32) -> ArrayBuffer {
arraybuffer.slice_with_end(begin, end)
}
"#)
.file("test.ts", r#"
import * as assert from "assert";
import * as wasm from "./out";
export function test() {
const arraybuffer = new ArrayBuffer(4);
assert.equal(typeof wasm.slice_with_end(arraybuffer, 1, 2), "object");
}
"#)
.test()
}