1 files changed, 68 insertions, 0 deletions
diff --git a/dom/webgpu/tests/cts/checkout/src/webgpu/api/validation/render_pipeline/common.ts b/dom/webgpu/tests/cts/checkout/src/webgpu/api/validation/render_pipeline/common.ts
new file mode 100644
index 0000000000..93b0932042
--- /dev/null
+++ b/dom/webgpu/tests/cts/checkout/src/webgpu/api/validation/render_pipeline/common.ts
@@ -0,0 +1,68 @@
+import { kTextureFormatInfo } from '../../../format_info.js';
+import {
+  getFragmentShaderCodeWithOutput,
+  getPlainTypeInfo,
+  kDefaultVertexShaderCode,
+} from '../../../util/shader.js';
+import { ValidationTest } from '../validation_test.js';
+
+const values = [0, 1, 0, 1];
+export class CreateRenderPipelineValidationTest extends ValidationTest {
+  getDescriptor(
+    options: {
+      primitive?: GPUPrimitiveState;
+      targets?: GPUColorTargetState[];
+      multisample?: GPUMultisampleState;
+      depthStencil?: GPUDepthStencilState;
+      fragmentShaderCode?: string;
+      noFragment?: boolean;
+      fragmentConstants?: Record<string, GPUPipelineConstantValue>;
+    } = {}
+  ): GPURenderPipelineDescriptor {
+    const defaultTargets: GPUColorTargetState[] = [{ format: 'rgba8unorm' }];
+    const {
+      primitive = {},
+      targets = defaultTargets,
+      multisample = {},
+      depthStencil,
+      fragmentShaderCode = getFragmentShaderCodeWithOutput([
+        {
+          values,
+          plainType: getPlainTypeInfo(
+            kTextureFormatInfo[targets[0] ? targets[0].format : 'rgba8unorm'].sampleType
+          ),
+          componentCount: 4,
+        },
+      ]),
+      noFragment = false,
+      fragmentConstants = {},
+    } = options;
+
+    return {
+      vertex: {
+        module: this.device.createShaderModule({
+          code: kDefaultVertexShaderCode,
+        }),
+        entryPoint: 'main',
+      },
+      fragment: noFragment
+        ? undefined
+        : {
+            module: this.device.createShaderModule({
+              code: fragmentShaderCode,
+            }),
+            entryPoint: 'main',
+            targets,
+            constants: fragmentConstants,
+          },
+      layout: this.getPipelineLayout(),
+      primitive,
+      multisample,
+      depthStencil,
+    };
+  }
+
+  getPipelineLayout(): GPUPipelineLayout {
+    return this.device.createPipelineLayout({ bindGroupLayouts: [] });
+  }
+}