Issues

• CTS expects wrong result of mapAsync on invalid buffer

  gpuweb/cts#4708 · Filter by author sagudev opened on Sep 18, 2026
  6

• Add a sampling operation test for texture-compression-unaligned?

  gpuweb/cts#4707 · Filter by author Kangz opened on Sep 18, 2026
  2

• refactor webgpu:api,operation,command_buffer,queries,timestampQuery:many_query_sets

  gpuweb/cts#4700 · Filter by author greggman opened on Sep 9, 2026
  2

• Canvas import tests can vary by 1 ULP

  gpuweb/cts#4696 · Filter by author mwyrzykowski opened on Aug 31, 2026
  1

• Add test cases for validating operator preconditions in const-eval contexts

  gpuweb/cts#4694 · Filter by author BenjaminBrienen opened on Aug 12, 2026

• Compatibility Mode: test invalid TextureBindingViewDimension when texture used as a STORAGE_BINDING

  gpuweb/cts#4668 · Filter by author SenorBlanco opened on Jun 18, 2026
  1

• Validation test createBindGroup:buffer,resource_binding_size:* is unreliable

  gpuweb/cts#4660 · Filter by author andyleiserson opened on Jun 10, 2026

• shader/execution/shader_io/fragment_builtins expects more interpolation precision than specs guarantee

  gpuweb/cts#4657 · Filter by author totalspectrum opened on Jun 4, 2026
  1

• exposed.*.html tests are broken

  gpuweb/cts#4654 · Filter by author sagudev opened on Jun 1, 2026

• api,operation,rendering,3d_texture_slices createShaderModule does not account for lower subPixelPrecisionBits values

  gpuweb/cts#4638 · Filter by author MareSorin-Alexandru opened on Apr 29, 2026

• Test canvas is cleared on resize

  gpuweb/cts#4637 · Filter by author kainino0x opened on Apr 28, 2026

• Support Making a way for users to upload CTS results

  gpuweb/cts#4622 · Filter by author greggman opened on Apr 9, 2026
  1

• A test that rendering to a slice of a 3d texture clears the entire mip level

  enhancement
  Task

  gpuweb/cts#4621 · Filter by author greggman opened on Apr 7, 2026

• Switch to prettier for formatting

  Task

  gpuweb/cts#4620 · Filter by author greggman opened on Apr 6, 2026
  2

• Test for overflow conditions in validation involving offsets and sizes

  enhancement
  Feature

  gpuweb/cts#4617 · Filter by author ErichDonGubler opened on Mar 19, 2026
  1

• Add tests for texture_formats_tier1 WGSL language feature

  gpuweb/cts#4612 · Filter by author andyleiserson opened on Mar 12, 2026
  2

• Test importExternalTexture with video frame display sizes and coded sizes from video file.

  gpuweb/cts#4605 · Filter by author haoxli opened on Feb 25, 2026
  

• CTS doesn't build with typescript 6 beta

  bug
  Bug

  gpuweb/cts#4600 · Filter by author greggman opened on Feb 20, 2026
  1

• Missing testing that texture-formats-tier1 norm16 formats are not filterable nor resolvable.

  gpuweb/cts#4593 · Filter by author Kangz opened on Feb 16, 2026
  1

• shader,validation,expression,call,builtin,clamp:low_high:* appear invalid for override expression

  gpuweb/cts#4588 · Filter by author mwyrzykowski opened on Feb 9, 2026
  2

• Add video test to check copyExternalImageToTexture scaling issues

  enhancement
  Task

  gpuweb/cts#4576 · Filter by author greggman opened on Jan 26, 2026
  4

• CTS tests for length and distance expect abs-based calculation for 1D, but spec is ambiguous

  gpuweb/cts#4571 · Filter by author andyleiserson opened on Jan 20, 2026
  1

• maxInterStageShaderVariables test with unused variables

  Bug

  gpuweb/cts#4564 · Filter by author kainino0x opened on Jan 17, 2026

• Refactor limits tests to only do operation/validation tests with valid limits

  Task

  gpuweb/cts#4561 · Filter by author greggman opened on Jan 15, 2026
  1

• Add more copyExternalImageToTexture tests as Chrome/Safari/Firefox are failing to agree how to load an image

  gpuweb/cts#4545 · Filter by author greggman opened on Dec 23, 2025
  6