wgpu/tests/gpu-tests/transfer.rs

use wgpu_test::{fail, gpu_test, GpuTestConfiguration};

#[gpu_test]
static COPY_OVERFLOW_Z: GpuTestConfiguration = GpuTestConfiguration::new().run_sync(|ctx| {
    let mut encoder = ctx
        .device
        .create_command_encoder(&wgpu::CommandEncoderDescriptor::default());

    let t1 = ctx.device.create_texture(&wgpu::TextureDescriptor {
        label: None,
        dimension: wgpu::TextureDimension::D2,
        size: wgpu::Extent3d {
            width: 256,
            height: 256,
            depth_or_array_layers: 1,
        },
        format: wgpu::TextureFormat::Rgba8Uint,
        usage: wgpu::TextureUsages::COPY_DST,
        mip_level_count: 1,
        sample_count: 1,
        view_formats: &[],
    });
    let t2 = ctx.device.create_texture(&wgpu::TextureDescriptor {
        label: None,
        dimension: wgpu::TextureDimension::D2,
        size: wgpu::Extent3d {
            width: 256,
            height: 256,
            depth_or_array_layers: 1,
        },
        format: wgpu::TextureFormat::Rgba8Uint,
        usage: wgpu::TextureUsages::COPY_DST,
        mip_level_count: 1,
        sample_count: 1,
        view_formats: &[],
    });

    fail(
        &ctx.device,
        || {
            // Validation should catch the silly selected z layer range without panicking.
            encoder.copy_texture_to_texture(
                wgpu::TexelCopyTextureInfo {
                    texture: &t1,
                    mip_level: 1,
                    origin: wgpu::Origin3d::ZERO,
                    aspect: wgpu::TextureAspect::All,
                },
                wgpu::TexelCopyTextureInfo {
                    texture: &t2,
                    mip_level: 1,
                    origin: wgpu::Origin3d {
                        x: 0,
                        y: 0,
                        z: 3824276442,
                    },
                    aspect: wgpu::TextureAspect::All,
                },
                wgpu::Extent3d {
                    width: 100,
                    height: 3,
                    depth_or_array_layers: 613286111,
                },
            );
            ctx.queue.submit(Some(encoder.finish()));
        },
        Some("unable to select texture mip level"),
    );
});