1 files changed, 7 insertions, 27 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/binary/af_matrix_subtraction.spec.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/binary/af_matrix_subtraction.spec.ts
index 849c11611f..9b240fdee9 100644
--- a/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/binary/af_matrix_subtraction.spec.ts
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/binary/af_matrix_subtraction.spec.ts
@@ -1,37 +1,17 @@
 export const description = `
-Execution Tests for matrix AbstractFloat subtraction expression
+Execution Tests for matrix abstract-float subtraction expression
 `;
 
 import { makeTestGroup } from '../../../../../common/framework/test_group.js';
 import { GPUTest } from '../../../../gpu_test.js';
-import { TypeAbstractFloat, TypeMat } from '../../../../util/conversion.js';
-import { FP } from '../../../../util/floating_point.js';
-import { sparseMatrixF64Range } from '../../../../util/math.js';
-import { makeCaseCache } from '../case_cache.js';
+import { Type } from '../../../../util/conversion.js';
 import { onlyConstInputSource, run } from '../expression.js';
 
-import { abstractBinary } from './binary.js';
+import { d } from './af_matrix_subtraction.cache.js';
+import { abstractFloatBinary } from './binary.js';
 
 export const g = makeTestGroup(GPUTest);
 
-// Cases: matCxR
-const mat_cases = ([2, 3, 4] as const)
-  .flatMap(cols =>
-    ([2, 3, 4] as const).map(rows => ({
-      [`mat${cols}x${rows}`]: () => {
-        return FP.abstract.generateMatrixPairToMatrixCases(
-          sparseMatrixF64Range(cols, rows),
-          sparseMatrixF64Range(cols, rows),
-          'finite',
-          FP.abstract.subtractionMatrixMatrixInterval
-        );
-      },
-    }))
-  )
-  .reduce((a, b) => ({ ...a, ...b }), {});
-
-export const d = makeCaseCache('binary/af_matrix_subtraction', mat_cases);
-
 g.test('matrix')
   .specURL('https://www.w3.org/TR/WGSL/#floating-point-evaluation')
   .desc(
@@ -52,9 +32,9 @@ Accuracy: Correctly rounded
     const cases = await d.get(`mat${cols}x${rows}`);
     await run(
       t,
-      abstractBinary('-'),
-      [TypeMat(cols, rows, TypeAbstractFloat), TypeMat(cols, rows, TypeAbstractFloat)],
-      TypeMat(cols, rows, TypeAbstractFloat),
+      abstractFloatBinary('-'),
+      [Type.mat(cols, rows, Type.abstractFloat), Type.mat(cols, rows, Type.abstractFloat)],
+      Type.mat(cols, rows, Type.abstractFloat),
       t.params,
       cases
     );