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export const description = `
Test that constructable WebGPU objects are actually constructable.
`;

import { makeTestGroup } from './../../common/framework/test_group.js';
import { IDLTest } from './idl_test.js';

export const g = makeTestGroup(IDLTest);

g.test('gpu_errors')
  .desc('tests that GPUErrors are constructable')
  .params(u =>
    u.combine('errorType', [
      'GPUInternalError',
      'GPUOutOfMemoryError',
      'GPUValidationError',
    ] as const)
  )
  .fn(t => {
    const { errorType } = t.params;
    const Ctor = globalThis[errorType];
    const msg = 'this is a test';
    const error = new Ctor(msg);
    t.expect(error.message === msg);
  });

const pipelineErrorOptions: GPUPipelineErrorInit[] = [
  { reason: 'validation' },
  { reason: 'internal' },
];

g.test('pipeline_errors')
  .desc('tests that GPUPipelineError is constructable')
  .params(u =>
    u //
      .combine('msg', [undefined, 'some msg'])
      .combine('options', pipelineErrorOptions)
  )
  .fn(t => {
    const { msg, options } = t.params;
    const error = new GPUPipelineError(msg, options);
    const expectedMsg = msg || '';
    t.expect(error.message === expectedMsg);
    t.expect(error.reason === options.reason);
  });

g.test('uncaptured_error_event')
  .desc('tests that GPUUncapturedErrorEvent is constructable')
  .fn(t => {
    const msg = 'this is a test';
    const error = new GPUValidationError(msg);
    const event = new GPUUncapturedErrorEvent('uncapturedError', { error });
    t.expect(event.error === error);
  });