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xterm.js/src/common/TypedArrayUtils.test.ts
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2022-10-31 12:24:59 -07:00

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TypeScript

/**
* Copyright (c) 2018 The xterm.js authors. All rights reserved.
* @license MIT
*/
import { assert } from 'chai';
import { concat } from 'common/TypedArrayUtils';
type TypedArray = Uint8Array | Uint16Array | Uint32Array | Uint8ClampedArray | Int8Array | Int16Array | Int32Array | Float32Array | Float64Array;
function deepEquals(a: TypedArray, b: TypedArray): void {
assert.equal(a.length, b.length);
for (let i = 0; i < a.length; ++i) {
assert.equal(a[i], b[i]);
}
}
describe('typed array convenience functions', () => {
it('concat', () => {
const a = new Uint8Array([1, 2, 3, 4, 5]);
const b = new Uint8Array([6, 7, 8, 9, 0]);
const merged = concat(a, b);
deepEquals(merged, new Uint8Array([1, 2, 3, 4, 5, 6, 7, 8, 9, 0]));
});
});