(function() {

var gpu1, gpu2;

// these 2 should be erquivilent

createNestedKernel = function(mode) {

gpu1 = new GPU({ mode });

var broken = gpu1.createKernel(function(input, lookup) {

return lookup[input[this.thread.x]];

}).setOutput([1]);

return broken;

}

createTempVarKernel = function(mode) {

gpu2 = new GPU({ mode });

var working = gpu2.createKernel(function(input, lookup) {

var idx = input[this.thread.x];

return lookup[idx];

}).setOutput([1]);

return working;

}

QUnit.test('Issue #300 nested array index - auto', () => {

QUnit.assert.equal(createNestedKernel()([2], [7, 13, 19, 23])[0], 19);

QUnit.assert.equal(createTempVarKernel()([2], [7, 13, 19, 23])[0], 19);

gpu1.destroy();

gpu2.destroy();

});

QUnit.test('Issue #300 nested array index - gpu', () => {

QUnit.assert.equal(createNestedKernel('gpu')([2], [7, 13, 19, 23])[0], 19);

QUnit.assert.equal(createTempVarKernel('gpu')([2], [7, 13, 19, 23])[0], 19);

gpu1.destroy();

gpu2.destroy();

});

QUnit.test('Issue #300 nested array index - webgl', () => {

QUnit.assert.equal(createNestedKernel('webgl')([2], [7, 13, 19, 23])[0], 19);

QUnit.assert.equal(createTempVarKernel('webgl')([2], [7, 13, 19, 23])[0], 19);

gpu1.destroy();

gpu2.destroy();

});

QUnit.test('Issue #300 nested array index - webgl2', () => {

QUnit.assert.equal(createNestedKernel('webgl2')([2], [7, 13, 19, 23])[0], 19);

QUnit.assert.equal(createTempVarKernel('webgl2')([2], [7, 13, 19, 23])[0], 19);

gpu1.destroy();

gpu2.destroy();

});

})();