1 files changed, 42 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/length.cache.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/length.cache.ts
new file mode 100644
index 0000000000..e7a2ee22ba
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/call/builtin/length.cache.ts
@@ -0,0 +1,42 @@
+import { FP } from '../../../../../util/floating_point.js';
+import { makeCaseCache } from '../../case_cache.js';
+
+// Cases: [f32|f16|abstract]_[non_]const
+const scalar_cases = (['f32', 'f16', 'abstract'] as const)
+  .map(trait => ({
+    [`${trait}`]: () => {
+      return FP[trait].generateScalarToIntervalCases(
+        FP[trait].scalarRange(),
+        trait !== 'abstract' ? 'unfiltered' : 'finite',
+        // length has an inherited accuracy, so is only expected to be as accurate as f32
+        FP[trait !== 'abstract' ? trait : 'f32'].lengthInterval
+      );
+    },
+  }))
+  .reduce((a, b) => ({ ...a, ...b }), {});
+
+// Cases: [f32|f16|abstract]_vecN_[non_]const
+const vec_cases = (['f32', 'f16', 'abstract'] as const)
+  .flatMap(trait =>
+    ([2, 3, 4] as const).flatMap(dim =>
+      ([true, false] as const).map(nonConst => ({
+        [`${trait}_vec${dim}_${nonConst ? 'non_const' : 'const'}`]: () => {
+          if (trait === 'abstract' && nonConst) {
+            return [];
+          }
+          return FP[trait].generateVectorToIntervalCases(
+            FP[trait].vectorRange(dim),
+            nonConst ? 'unfiltered' : 'finite',
+            // length has an inherited accuracy, so is only expected to be as accurate as f32
+            FP[trait !== 'abstract' ? trait : 'f32'].lengthInterval
+          );
+        },
+      }))
+    )
+  )
+  .reduce((a, b) => ({ ...a, ...b }), {});
+
+export const d = makeCaseCache('length', {
+  ...scalar_cases,
+  ...vec_cases,
+});