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export const description = `
Execution tests for the 'fwidth' builtin function
T is f32 or vecN<f32>
fn fwidth(e:T) ->T
Returns abs(dpdx(e)) + abs(dpdy(e)).
`;
import { makeTestGroup } from '../../../../../../common/framework/test_group.js';
import { GPUTest } from '../../../../../gpu_test.js';
import { allInputSources } from '../../expression.js';
export const g = makeTestGroup(GPUTest);
g.test('f32')
.specURL('https://www.w3.org/TR/WGSL/#derivative-builtin-functions')
.desc(`f32 tests`)
.params(u =>
u.combine('inputSource', allInputSources).combine('vectorize', [undefined, 2, 3, 4] as const)
)
.unimplemented();
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