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

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

describe('issue #152');

function forVars(mode) {

const gpu = new GPU({ mode });

const kernel = gpu.createKernel(function() {

let sum = 0;

for (let i = 0; i < 2; i++) {

sum += i;

}

return sum;

})

.setOutput([1, 1]);

const result = kernel();

assert.equal(result.length, 1);

assert.equal(result[0], 1);

gpu.destroy();

}

test('Issue #152 - for vars cpu', () => {

forVars('cpu');

});

test('Issue #152 - for vars auto', () => {

forVars('gpu');

});

test('Issue #152 - for vars gpu', () => {

forVars('gpu');

});

(GPU.isWebGLSupported ? test : skip)('Issue #152 - for vars webgl', () => {

forVars('webgl');

});

(GPU.isWebGL2Supported ? test : skip)('Issue #152 - for vars webgl2', () => {

forVars('webgl2');

});

(GPU.isHeadlessGLSupported ? test : skip)('Issue #152 - for vars webgl2', () => {

forVars('headlessgl');

});