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export const description = `
Tests for capabilities added by float32-blendable flag.
`;

import { makeTestGroup } from '../../../../common/framework/test_group.js';
import { ColorTextureFormat } from '../../../format_info.js';
import { UniqueFeaturesOrLimitsGPUTest } from '../../../gpu_test.js';
import * as vtu from '../validation_test_utils.js';

import { getDescriptorForCreateRenderPipelineValidationTest } from './common.js';

export const g = makeTestGroup(UniqueFeaturesOrLimitsGPUTest);

const kFloat32Formats: ColorTextureFormat[] = ['r32float', 'rg32float', 'rgba32float'];

g.test('create_render_pipeline')
  .desc(
    `
Tests that the float32-blendable feature is required to create a render
pipeline that uses blending with any float32-format attachment.
`
  )
  .params(u =>
    u
      .combine('isAsync', [false, true])
      .combine('enabled', [true, false] as const)
      .beginSubcases()
      .combine('hasBlend', [true, false] as const)
      .combine('format', kFloat32Formats)
  )
  .beforeAllSubcases(t => {
    if (t.params.enabled) {
      t.selectDeviceOrSkipTestCase('float32-blendable');
    }
  })
  .fn(t => {
    const { isAsync, enabled, hasBlend, format } = t.params;
    const descriptor = getDescriptorForCreateRenderPipelineValidationTest(t.device, {
      targets: [
        {
          format,
          blend: hasBlend ? { color: {}, alpha: {} } : undefined,
        },
      ],
    });

    vtu.doCreateRenderPipelineTest(t, isAsync, enabled || !hasBlend, descriptor);
  });