const { assert, skip, test, module: describe } = require('qunit');

const { GPU } = require('../../src');

describe('issue #346');

const DATA_MAX = 1024;

const uint8data = new Uint8Array(DATA_MAX);

const uint16data = new Uint16Array(DATA_MAX);

for (let i = 0; i < DATA_MAX; i++) {

uint8data[i] = Math.random() * 255;

uint16data[i] = Math.random() * 255 * 255;

}

function buildUintArrayInputKernel(mode, data) {

const gpu = new GPU({ mode });

const largeArrayAddressKernel = gpu.createKernel(function(data) {

return data[this.thread.x];

}, { precision: 'unsigned' })

.setOutput([DATA_MAX]);

const result = largeArrayAddressKernel(data);

let same = true;

let i = 0;

for (; i < DATA_MAX; i++) {

if (result[i] !== data[i]) {

same = false;

break;

}

}

assert.ok(same, "not all elements are the same, failed on index:" + i);

gpu.destroy();

}

(GPU.isWebGLSupported ? test : skip)('Issue #346 uint8 input array - webgl', () => {

buildUintArrayInputKernel('webgl', uint8data);

});

(GPU.isWebGL2Supported ? test : skip)('Issue #346 uint8 input array - webgl2', () => {

buildUintArrayInputKernel('webgl2', uint8data);

});

(GPU.isHeadlessGLSupported ? test : skip)('Issue #346 uint8 input array - headlessgl', () => {

buildUintArrayInputKernel('headlessgl', uint8data);

});

(GPU.isWebGLSupported ? test : skip)('Issue #346 uint16 input array - webgl', () => {

buildUintArrayInputKernel('webgl', uint16data);

});

(GPU.isWebGL2Supported ? test : skip)('Issue #346 uint16 input array - webgl2', () => {

buildUintArrayInputKernel('webgl2', uint16data);

});

(GPU.isHeadlessGLSupported ? test : skip)('Issue #346 uint16 input array - headlessgl', () => {

buildUintArrayInputKernel('headlessgl', uint16data);

});