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const builtin = 'tan';
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 {
Type,
kConvertableToFloatScalarsAndVectors,
scalarTypeOf,
} from '../../../../../util/conversion.js';
import { fpTraitsFor } from '../../../../../util/floating_point.js';
import { ShaderValidationTest } from '../../../shader_validation_test.js';
import {
fullRangeForType,
kConstantAndOverrideStages,
minusThreePiToThreePiRangeForType,
stageSupportsType,
unique,
validateConstOrOverrideBuiltinEval,
} from './const_override_validation.js';
export const g = makeTestGroup(ShaderValidationTest);
const kValuesTypes = objectsToRecord(kConvertableToFloatScalarsAndVectors);
g.test('values')
.desc(
`
Validates that constant evaluation and override evaluation of ${builtin}() 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 =>
unique(
minusThreePiToThreePiRangeForType(kValuesTypes[u.type]),
fullRangeForType(kValuesTypes[u.type])
)
)
)
.beforeAllSubcases(t => {
if (scalarTypeOf(kValuesTypes[t.params.type]) === Type.f16) {
t.selectDeviceOrSkipTestCase('shader-f16');
}
})
.fn(t => {
const type = kValuesTypes[t.params.type];
const fp = fpTraitsFor(
// AbstractInt is converted to AbstractFloat before calling into the builtin
scalarTypeOf(type).kind === 'abstract-int' ? Type.abstractFloat : scalarTypeOf(type)
);
const smallestPositive = fp.constants().positive.min;
const v = fp.quantize(Number(t.params.value));
const expectedResult = Math.abs(Math.cos(v)) > smallestPositive;
validateConstOrOverrideBuiltinEval(
t,
builtin,
expectedResult,
[type.create(t.params.value)],
t.params.stage
);
});
const kArgCases = {
good: '(1.2)',
bad_no_parens: '',
// Bad number of args
bad_0args: '()',
bad_2arg: '(1.2, 2.3)',
// Bad value for arg 0
bad_0bool: '(false)',
bad_0array: '(array(1.1,2.2))',
bad_0struct: '(modf(2.2))',
bad_0uint: '(1u)',
bad_0int: '(1i)',
bad_0vec2i: '(vec2i())',
bad_0vec2u: '(vec2u())',
bad_0vec3i: '(vec3i())',
bad_0vec3u: '(vec3u())',
bad_0vec4i: '(vec4i())',
bad_0vec4u: '(vec4u())',
};
g.test('args')
.desc(`Test compilation failure of ${builtin} with variously shaped and typed arguments`)
.params(u => u.combine('arg', keysOf(kArgCases)))
.fn(t => {
t.expectCompileResult(
t.params.arg === 'good',
`const c = ${builtin}${kArgCases[t.params.arg]};`
);
});
g.test('must_use')
.desc(`Result of ${builtin} must be used`)
.params(u => u.combine('use', [true, false]))
.fn(t => {
const use_it = t.params.use ? '_ = ' : '';
t.expectCompileResult(t.params.use, `fn f() { ${use_it}${builtin}${kArgCases['good']}; }`);
});
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