1 files changed, 65 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/unary/ai_assignment.spec.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/unary/ai_assignment.spec.ts
new file mode 100644
index 0000000000..fe1ba2d9fc
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/shader/execution/expression/unary/ai_assignment.spec.ts
@@ -0,0 +1,65 @@
+export const description = `
+Execution Tests for assignment of AbstractInts
+`;
+
+import { makeTestGroup } from '../../../../../common/framework/test_group.js';
+import { GPUTest } from '../../../../gpu_test.js';
+import { Type } from '../../../../util/conversion.js';
+import {
+  ShaderBuilder,
+  abstractIntShaderBuilder,
+  basicExpressionBuilder,
+  onlyConstInputSource,
+  run,
+} from '../expression.js';
+
+import { d } from './ai_assignment.cache.js';
+
+function concrete_assignment(): ShaderBuilder {
+  return basicExpressionBuilder(value => `${value}`);
+}
+
+function abstract_assignment(): ShaderBuilder {
+  return abstractIntShaderBuilder(value => `${value}`);
+}
+
+export const g = makeTestGroup(GPUTest);
+
+g.test('abstract')
+  .specURL('https://www.w3.org/TR/WGSL/#abstract-types')
+  .desc(
+    `
+testing that extracting abstract ints works
+`
+  )
+  .params(u => u.combine('inputSource', onlyConstInputSource))
+  .fn(async t => {
+    const cases = await d.get('abstract');
+    await run(t, abstract_assignment(), [Type.abstractInt], Type.abstractInt, t.params, cases, 1);
+  });
+
+g.test('i32')
+  .specURL('https://www.w3.org/TR/WGSL/#i32-builtin')
+  .desc(
+    `
+concretizing to i32
+`
+  )
+  .params(u => u.combine('inputSource', onlyConstInputSource))
+  .fn(async t => {
+    const cases = await d.get('i32');
+    await run(t, concrete_assignment(), [Type.abstractInt], Type.i32, t.params, cases);
+  });
+
+g.test('u32')
+  .specURL('https://www.w3.org/TR/WGSL/#u32-builtin')
+  .desc(
+    `
+concretizing to u32
+`
+  )
+  .params(u => u.combine('inputSource', onlyConstInputSource))
+  .fn(async t => {
+    const cases = await d.get('u32');
+    await run(t, concrete_assignment(), [Type.abstractInt], Type.u32, t.params, cases);
+  });