/*

* Licensed to the Apache Software Foundation (ASF) under one

* or more contributor license agreements. See the NOTICE file

* distributed with this work for additional information

* regarding copyright ownership. The ASF licenses this file

* to you under the Apache License, Version 2.0 (the

* "License"); you may not use this file except in compliance

* with the License. You may obtain a copy of the License at

*

* http://www.apache.org/licenses/LICENSE-2.0

*

* Unless required by applicable law or agreed to in writing,

* software distributed under the License is distributed on an

* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

* KIND, either express or implied. See the License for the

* specific language governing permissions and limitations

* under the License.

*/

/* eslint-disable no-undef */

// Load Emscripten Module, need to change path to root/lib

const path = require("path");

const fs = require("fs");

const assert = require("assert");

const tvmjs = require("../../dist");

const wasmPath = tvmjs.wasmPath();

const wasmSource = fs.readFileSync(path.join(wasmPath, "test_addone.wasm"));

const tvm = new tvmjs.Instance(

new WebAssembly.Module(wasmSource),

tvmjs.createPolyfillWASI()

);

function randomArray(length, max) {

}

test("add one", () => {

tvm.beginScope();

// Load system library

const sysLib = tvm.systemLib();

// grab pre-loaded function

const faddOne = sysLib.getFunction("add_one");

tvm.detachFromCurrentScope(faddOne);

assert(tvm.isPackedFunc(faddOne));

const n = 124;

const A = tvm.empty(n).copyFrom(randomArray(n, 1));

const B = tvm.empty(n);

// call the function.

faddOne(A, B);

const AA = A.toArray(); // retrieve values in js array

const BB = B.toArray(); // retrieve values in js array

// verify

for (var i = 0; i < BB.length; ++i) {

assert(Math.abs(BB[i] - (AA[i] + 1)) < 1e-5);

}

tvm.endScope();

// assert auto release scope behavior

assert(sysLib.getHandle(false) == 0);

// fadd is not released because it is detached

assert(faddOne._tvmPackedCell.handle != 0);

faddOne.dispose();

assert(A.getHandle(false) == 0);

assert(B.getHandle(false) == 0);

});