1 files changed, 24 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/round.cache.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/round.cache.ts
new file mode 100644
index 0000000000..e5383b2075
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/round.cache.ts
@@ -0,0 +1,24 @@
+import { FP } from '../../../../../util/floating_point.js';
+import { makeCaseCache } from '../../case_cache.js';
+
+// See https://github.com/gpuweb/cts/issues/2766 for details
+const kIssue2766Value = {
+  abstract: 0x8000_0000_0000_0000,
+  f32: 0x8000_0000,
+  f16: 0x8000,
+};
+
+// Cases: [f32|f16|abstract]
+const cases = (['f32', 'f16', 'abstract'] as const)
+  .map(trait => ({
+    [`${trait}`]: () => {
+      return FP[trait].generateScalarToIntervalCases(
+        [kIssue2766Value[trait], ...FP[trait].scalarRange()],
+        'unfiltered',
+        FP[trait].roundInterval
+      );
+    },
+  }))
+  .reduce((a, b) => ({ ...a, ...b }), {});
+
+export const d = makeCaseCache('round', cases);