export const description = `
Destroying a texture more than once is allowed.
`;

import { makeTestGroup } from '../../../../common/framework/test_group.js';
import { kTextureAspects } from '../../../capability_info.js';
import { kTextureFormatInfo } from '../../../format_info.js';
import { ValidationTest } from '../validation_test.js';

export const g = makeTestGroup(ValidationTest);

g.test('base')
  .desc(`Test that it is valid to destroy a texture.`)
  .fn(t => {
    const texture = t.getSampledTexture();
    texture.destroy();
  });

g.test('twice')
  .desc(`Test that it is valid to destroy a destroyed texture.`)
  .fn(t => {
    const texture = t.getSampledTexture();
    texture.destroy();
    texture.destroy();
  });

g.test('invalid_texture')
  .desc('Test that invalid textures may be destroyed without generating validation errors.')
  .fn(async t => {
    t.device.pushErrorScope('validation');

    const invalidTexture = t.device.createTexture({
      size: [t.device.limits.maxTextureDimension2D + 1, 1, 1],
      format: 'rgba8unorm',
      usage: GPUTextureUsage.TEXTURE_BINDING,
    });

    // Expect error because it's invalid.
    const error = await t.device.popErrorScope();
    t.expect(!!error);

    // This line should not generate an error
    invalidTexture.destroy();
  });

g.test('submit_a_destroyed_texture_as_attachment')
  .desc(
    `
Test that it is invalid to submit with a texture as {color, depth, stencil, depth-stencil} attachment
that was destroyed {before, after} encoding finishes.
`
  )
  .params(u =>
    u //
      .combine('depthStencilTextureAspect', kTextureAspects)
      .combine('colorTextureState', [
        'valid',
        'destroyedBeforeEncode',
        'destroyedAfterEncode',
      ] as const)
      .combine('depthStencilTextureState', [
        'valid',
        'destroyedBeforeEncode',
        'destroyedAfterEncode',
      ] as const)
  )
  .fn(t => {
    const { colorTextureState, depthStencilTextureAspect, depthStencilTextureState } = t.params;

    const isSubmitSuccess = colorTextureState === 'valid' && depthStencilTextureState === 'valid';

    const colorTextureFormat: GPUTextureFormat = 'rgba32float';
    const depthStencilTextureFormat: GPUTextureFormat =
      depthStencilTextureAspect === 'all'
        ? 'depth24plus-stencil8'
        : depthStencilTextureAspect === 'depth-only'
        ? 'depth32float'
        : 'stencil8';

    const colorTextureDesc: GPUTextureDescriptor = {
      size: { width: 16, height: 16, depthOrArrayLayers: 1 },
      format: colorTextureFormat,
      usage: GPUTextureUsage.COPY_DST | GPUTextureUsage.RENDER_ATTACHMENT,
    };

    const depthStencilTextureDesc: GPUTextureDescriptor = {
      size: { width: 16, height: 16, depthOrArrayLayers: 1 },
      format: depthStencilTextureFormat,
      usage: GPUTextureUsage.COPY_DST | GPUTextureUsage.RENDER_ATTACHMENT,
    };

    const colorTexture = t.device.createTexture(colorTextureDesc);
    const depthStencilTexture = t.device.createTexture(depthStencilTextureDesc);

    if (colorTextureState === 'destroyedBeforeEncode') {
      colorTexture.destroy();
    }
    if (depthStencilTextureState === 'destroyedBeforeEncode') {
      depthStencilTexture.destroy();
    }

    const commandEncoder = t.device.createCommandEncoder();
    const depthStencilAttachment: GPURenderPassDepthStencilAttachment = {
      view: depthStencilTexture.createView({ aspect: depthStencilTextureAspect }),
    };
    if (kTextureFormatInfo[depthStencilTextureFormat].depth) {
      depthStencilAttachment.depthClearValue = 0;
      depthStencilAttachment.depthLoadOp = 'clear';
      depthStencilAttachment.depthStoreOp = 'discard';
    }
    if (kTextureFormatInfo[depthStencilTextureFormat].stencil) {
      depthStencilAttachment.stencilClearValue = 0;
      depthStencilAttachment.stencilLoadOp = 'clear';
      depthStencilAttachment.stencilStoreOp = 'discard';
    }
    const renderPass = commandEncoder.beginRenderPass({
      colorAttachments: [
        {
          view: colorTexture.createView(),
          clearValue: [0, 0, 0, 0],
          loadOp: 'clear',
          storeOp: 'store',
        },
      ],
      depthStencilAttachment,
    });
    renderPass.end();

    const cmd = commandEncoder.finish();

    if (colorTextureState === 'destroyedAfterEncode') {
      colorTexture.destroy();
    }
    if (depthStencilTextureState === 'destroyedAfterEncode') {
      depthStencilTexture.destroy();
    }

    t.expectValidationError(() => t.queue.submit([cmd]), !isSubmitSuccess);
  });
