export const description = `
Tests that you can not use bgra8unorm-srgb in compat mode.
Tests that textureBindingViewDimension must compatible with texture dimension
`;

import { makeTestGroup } from '../../../../../common/framework/test_group.js';
import { kTextureDimensions, kTextureViewDimensions } from '../../../../capability_info.js';
import {
  kCompatModeUnsupportedStorageTextureFormats,
  kDifferentBaseFormatTextureFormats,
  getBlockInfoForTextureFormat,
  getBaseFormatForTextureFormat,
} from '../../../../format_info.js';
import { getTextureDimensionFromView } from '../../../../util/texture/base.js';
import { CompatibilityTest } from '../../../compatibility_test.js';

export const g = makeTestGroup(CompatibilityTest);

g.test('unsupportedTextureFormats')
  .desc(`Tests that you can not create a bgra8unorm-srgb texture in compat mode.`)
  .fn(t => {
    t.expectGPUErrorInCompatibilityMode(
      'validation',
      () =>
        t.createTextureTracked({
          size: [1, 1, 1],
          format: 'bgra8unorm-srgb',
          usage: GPUTextureUsage.TEXTURE_BINDING,
        }),
      true
    );
  });

g.test('unsupportedTextureViewFormats')
  .desc(
    `Tests that you can not create a bgra8unorm texture with a bgra8unorm-srgb viewFormat in compat mode.`
  )
  .fn(t => {
    t.expectGPUErrorInCompatibilityMode(
      'validation',
      () =>
        t.createTextureTracked({
          size: [1, 1, 1],
          format: 'bgra8unorm',
          viewFormats: ['bgra8unorm-srgb'],
          usage: GPUTextureUsage.TEXTURE_BINDING,
        }),
      true
    );
  });

g.test('invalidTextureBindingViewDimension')
  .desc(
    `Tests that you can not specify a textureBindingViewDimension that is incompatible with the texture's dimension.`
  )
  .params(u =>
    u //
      .combine('dimension', kTextureDimensions)
      .combine('textureBindingViewDimension', kTextureViewDimensions)
  )
  .fn(t => {
    const { dimension, textureBindingViewDimension } = t.params;
    const depthOrArrayLayers =
      dimension === '1d' ||
      textureBindingViewDimension === '1d' ||
      textureBindingViewDimension === '2d'
        ? 1
        : 6;
    const shouldError =
      getTextureDimensionFromView(textureBindingViewDimension) !== dimension ||
      textureBindingViewDimension === 'cube-array';
    t.expectGPUErrorInCompatibilityMode(
      'validation',
      () => {
        t.createTextureTracked({
          size: [1, 1, depthOrArrayLayers],
          format: 'rgba8unorm',
          usage: GPUTextureUsage.TEXTURE_BINDING,
          dimension,
          textureBindingViewDimension,
        });
      },
      shouldError
    );
  });

g.test('depthOrArrayLayers_incompatible_with_textureBindingViewDimension')
  .desc(
    `Tests
    * if textureBindingViewDimension is '2d' then depthOrArrayLayers must be 1
    * if textureBindingViewDimension is 'cube' then depthOrArrayLayers must be 6
    `
  )
  .params(u =>
    u //
      .combine('textureBindingViewDimension', ['2d', 'cube'] as const)
      .combine('depthOrArrayLayers', [1, 3, 6, 12])
  )
  .fn(t => {
    const { textureBindingViewDimension, depthOrArrayLayers } = t.params;
    const shouldError =
      (textureBindingViewDimension === '2d' && depthOrArrayLayers !== 1) ||
      (textureBindingViewDimension === 'cube' && depthOrArrayLayers !== 6);
    t.expectGPUErrorInCompatibilityMode(
      'validation',
      () => {
        t.createTextureTracked({
          size: [1, 1, depthOrArrayLayers],
          format: 'rgba8unorm',
          usage: GPUTextureUsage.TEXTURE_BINDING,
          textureBindingViewDimension,
        });
      },
      shouldError
    );
  });

g.test('format_reinterpretation')
  .desc(
    `
    Tests that you can not request different view formats when creating a texture.
    For example, rgba8unorm can not be viewed as rgba8unorm-srgb
  `
  )
  .params(u =>
    u //
      .combine('format', kDifferentBaseFormatTextureFormats)
  )
  .fn(t => {
    const { format } = t.params;
    t.skipIfTextureFormatNotSupported(format);
    const info = getBlockInfoForTextureFormat(format);
    const baseFormat = getBaseFormatForTextureFormat(format);

    const formatPairs = [
      { format, viewFormats: [baseFormat] },
      { format: baseFormat, viewFormats: [format] },
      { format, viewFormats: [format, baseFormat] },
      { format: baseFormat, viewFormats: [format, baseFormat] },
    ];
    for (const { format, viewFormats } of formatPairs) {
      t.expectGPUErrorInCompatibilityMode(
        'validation',
        () => {
          t.createTextureTracked({
            size: [info.blockWidth, info.blockHeight],
            format,
            viewFormats,
            usage: GPUTextureUsage.TEXTURE_BINDING,
          });
        },
        true
      );
    }
  });

g.test('unsupportedStorageTextureFormats')
  .desc(`Tests that you can not create unsupported storage texture formats in compat mode.`)
  .params(u => u.combine('format', kCompatModeUnsupportedStorageTextureFormats))
  .fn(t => {
    const { format } = t.params;
    t.expectGPUErrorInCompatibilityMode(
      'validation',
      () =>
        t.createTextureTracked({
          size: [1, 1, 1],
          format,
          usage: GPUTextureUsage.STORAGE_BINDING,
        }),
      true
    );
  });