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// META: title=test WebNN MLContext.compute() for ArrayBufferView created from bigger ArrayBuffer
// META: global=window,dedicatedworker
// META: variant=?gpu
// META: script=../resources/utils.js
'use strict';
// These tests are used to reproduce the Chromium issue:
// https://issues.chromium.org/issues/332151809
if (navigator.ml) {
const variant = location.search.substring(1);
const contextOptions = kContextOptionsForVariant[variant];
let context;
let builder;
promise_setup(async () => {
let supported = false;
try {
context = await navigator.ml.createContext(contextOptions);
supported = true;
} catch (e) {
}
assert_implements(
supported, `Unable to create context for ${variant} variant`);
builder = new MLGraphBuilder(context);
});
promise_test(async t => {
const a = builder.input('a', {dataType: 'float32', dimensions: [2]});
const b = builder.relu(a);
const graph = await builder.build({b});
const arraybuffer = new ArrayBuffer(100);
const aBuffer =
new Float32Array(arraybuffer, /*byteOffset*/ 4, /*length*/ 2)
aBuffer.set([1, -1]);
const bBuffer = new Float32Array(2);
const results =
await context.compute(graph, {'a': aBuffer}, {'b': bBuffer});
assert_array_approx_equals_ulp(
results.outputs.b, [1, 0], /*nulp*/ 0, 'float32');
}, 'Test compute() working for input ArrayBufferView created from bigger ArrayBuffer');
promise_test(async t => {
const a = builder.input('a', {dataType: 'float32', dimensions: [2]});
const b = builder.relu(a);
const graph = await builder.build({b});
const aBuffer = new Float32Array(2);
aBuffer.set([1, -1]);
const arraybuffer = new ArrayBuffer(100);
const bBuffer =
new Float32Array(arraybuffer, /*byteOffset*/ 8, /*length*/ 2);
const results =
await context.compute(graph, {'a': aBuffer}, {'b': bBuffer});
assert_array_approx_equals_ulp(
results.outputs.b, [1, 0], /*nulp*/ 0, 'float32');
}, 'Test compute() working for output ArrayBufferView created from bigger ArrayBuffer');
} else {
test(() => assert_implements(navigator.ml, 'missing navigator.ml'));
}
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