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const kFn = 'pack2x16snorm';
export const description = `Validate ${kFn}`;
import { makeTestGroup } from '../../../../../../common/framework/test_group.js';
import { keysOf } from '../../../../../../common/util/data_tables.js';
import { ShaderValidationTest } from '../../../shader_validation_test.js';
const kArgCases = {
good: '(vec2f())',
good_vec2_abstract_float: '(vec2(0.1))',
bad_0args: '()',
bad_2args: '(vec2f(),vec2f())',
bad_abstract_int: '(1)',
bad_i32: '(1i)',
bad_f32: '(1f)',
bad_u32: '(1u)',
bad_abstract_float: '(0.1)',
bad_bool: '(false)',
bad_vec4f: '(vec4f())',
bad_vec4u: '(vec4u())',
bad_vec4i: '(vec4i())',
bad_vec4b: '(vec4<bool>())',
bad_vec3f: '(vec3f())',
bad_array: '(array(1.0, 2.0, 3.0, 4.0))',
bad_struct: '(modf(1.1))',
};
const kGoodArgs = kArgCases['good'];
const kReturnType = 'u32';
export const g = makeTestGroup(ShaderValidationTest);
g.test('args')
.desc(`Test compilation failure of ${kFn} with various numbers of and types of arguments`)
.params(u => u.combine('arg', keysOf(kArgCases)))
.fn(t => {
t.expectCompileResult(
t.params.arg === 'good' || t.params.arg === 'good_vec2_abstract_float',
`const c = ${kFn}${kArgCases[t.params.arg]};`
);
});
g.test('return')
.desc(`Test ${kFn} return value type`)
.params(u => u.combine('type', ['u32', 'i32', 'f32', 'bool', 'vec2u']))
.fn(t => {
t.expectCompileResult(
t.params.type === kReturnType,
`const c: ${t.params.type} = ${kFn}${kGoodArgs};`
);
});
g.test('must_use')
.desc(`Result of ${kFn} 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() { ${use_it}${kFn}${kGoodArgs}; }`);
});
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