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// META: title=validation tests for WebNN API slice operation
// META: global=window,dedicatedworker
// META: script=../resources/utils_validation.js
'use strict';
multi_builder_test(async (t, builder, otherBuilder) => {
const inputFromOtherBuilder =
otherBuilder.input('input', {dataType: 'float32', dimensions: [2, 2]});
const starts = [1, 1];
const sizes = [1, 1];
assert_throws_js(
TypeError, () => builder.slice(inputFromOtherBuilder, starts, sizes));
}, '[slice] throw if input is from another builder');
const tests = [
{
name: '[slice] Test with starts=[0, 1, 2] and sizes=[1, 2, 3].',
input: {dataType: 'float32', dimensions: [3, 4, 5]},
starts: [0, 1, 2],
sizes: [1, 2, 3],
output: {dataType: 'float32', dimensions: [1, 2, 3]}
},
{
name: '[slice] Throw if input is a scalar.',
input: {dataType: 'float32', dimensions: []},
starts: [0],
sizes: [1]
},
{
name:
'[slice] Throw if the length of sizes is not equal to the rank of the input tensor.',
input: {dataType: 'float32', dimensions: [3, 4, 5]},
starts: [1, 2, 3],
sizes: [1, 1]
},
{
name:
'[slice] Throw if the length of starts is not equal to the rank of the input tensor.',
input: {dataType: 'float32', dimensions: [3, 4, 5]},
starts: [1, 2, 1, 3],
sizes: [1, 1, 1]
},
{
name:
'[slice] Throw if the starting index is equal to or greater than input size in the same dimension.',
input: {dataType: 'float32', dimensions: [3, 4, 5]},
starts: [0, 4, 4],
sizes: [1, 1, 1]
},
{
name: '[slice] Throw if the number of elements to slice is equal to 0.',
input: {dataType: 'float32', dimensions: [3, 4, 5]},
starts: [1, 2, 3],
sizes: [1, 0, 1]
},
{
name:
'[slice] Throw if the ending index to slice is greater than input size in the same dimension.',
input: {dataType: 'float32', dimensions: [3, 4, 5]},
starts: [0, 1, 2],
sizes: [3, 4, 1]
},
];
tests.forEach(
test => promise_test(async t => {
const input = builder.input(
'input',
{dataType: test.input.dataType, dimensions: test.input.dimensions});
if (test.output) {
const output = builder.slice(input, test.starts, test.sizes);
assert_equals(output.dataType(), test.output.dataType);
assert_array_equals(output.shape(), test.output.dimensions);
} else {
assert_throws_js(
TypeError, () => builder.slice(input, test.starts, test.sizes));
}
}, test.name));
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