#![allow(non_snake_case)] use super::project; #[test] fn test() { project() .file("src/lib.rs", r#" #![feature(use_extern_macros)] extern crate wasm_bindgen; use wasm_bindgen::prelude::*; use wasm_bindgen::js::{ArrayBuffer, DataView}; #[wasm_bindgen] pub fn test_data_view(buffer: &ArrayBuffer, offset: usize, len: usize) { let v = DataView::new(buffer, offset, len); assert_eq!(v.byte_offset(), offset); assert_eq!(v.byte_length(), len); assert_eq!(v.get_int8(0), 2); assert_eq!(v.get_uint8(0), 2); v.set_int8(0, 42); assert_eq!(v.get_int8(0), 42); v.set_uint8(0, 255); assert_eq!(v.get_uint8(0), 255); v.set_int16(0, 32767); assert_eq!(v.get_int16(0), 32767); v.set_uint16(0, 65535); assert_eq!(v.get_uint16(0), 65535); v.set_int32(0, 123456789); assert_eq!(v.get_int32(0), 123456789); v.set_uint32(0, 3_123_456_789); assert_eq!(v.get_uint32(0), 3_123_456_789); v.set_float32(0, 100.123); assert_eq!(v.get_float32(0), 100.123); v.set_float64(0, 123456789.123456); assert_eq!(v.get_float64(0), 123456789.123456); v.set_int8(0, 42); } "#) .file("test.js", r#" import * as assert from "assert"; import * as wasm from "./out"; export function test() { const bytes = new Int8Array(10); bytes[2] = 2; wasm.test_data_view(bytes.buffer, 2, 8); assert.equal(bytes[2], 42); } "#) .test() }