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const builtin = 'round';
export const description = `
Validation tests for the ${builtin}() builtin.
`;
import { makeTestGroup } from '../../../../../../common/framework/test_group.js';
import { keysOf, objectsToRecord } from '../../../../../../common/util/data_tables.js';
import {
TypeF16,
TypeF32,
elementType,
kAllFloatScalarsAndVectors,
kAllIntegerScalarsAndVectors,
} from '../../../../../util/conversion.js';
import { fpTraitsFor } from '../../../../../util/floating_point.js';
import { ShaderValidationTest } from '../../../shader_validation_test.js';
import {
fullRangeForType,
kConstantAndOverrideStages,
stageSupportsType,
unique,
validateConstOrOverrideBuiltinEval,
} from './const_override_validation.js';
export const g = makeTestGroup(ShaderValidationTest);
const kValuesTypes = objectsToRecord(kAllFloatScalarsAndVectors);
g.test('values')
.desc(
`
Validates that constant evaluation and override evaluation of ${builtin}() inputs rejects invalid values
`
)
.params(u =>
u
.combine('stage', kConstantAndOverrideStages)
.combine('type', keysOf(kValuesTypes))
.filter(u => stageSupportsType(u.stage, kValuesTypes[u.type]))
.beginSubcases()
.expand('value', u => {
const constants = fpTraitsFor(elementType(kValuesTypes[u.type])).constants();
return unique(fullRangeForType(kValuesTypes[u.type]), [
constants.negative.min + 0.1,
constants.positive.max - 0.1,
]);
})
)
.beforeAllSubcases(t => {
if (elementType(kValuesTypes[t.params.type]) === TypeF16) {
t.selectDeviceOrSkipTestCase('shader-f16');
}
})
.fn(t => {
const expectedResult = true; // Result should always be representable by the type
validateConstOrOverrideBuiltinEval(
t,
builtin,
expectedResult,
[kValuesTypes[t.params.type].create(t.params.value)],
t.params.stage
);
});
const kIntegerArgumentTypes = objectsToRecord([TypeF32, ...kAllIntegerScalarsAndVectors]);
g.test('integer_argument')
.desc(
`
Validates that scalar and vector integer arguments are rejected by ${builtin}()
`
)
.params(u => u.combine('type', keysOf(kIntegerArgumentTypes)))
.fn(t => {
const type = kIntegerArgumentTypes[t.params.type];
validateConstOrOverrideBuiltinEval(
t,
builtin,
/* expectedResult */ type === TypeF32,
[type.create(1)],
'constant'
);
});
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