diff --git a/src/webgpu/shader/validation/expression/call/builtin/textureSample.spec.ts b/src/webgpu/shader/validation/expression/call/builtin/textureSample.spec.ts
index 584883ce0966..b6a8ae3ceeac 100644
--- a/src/webgpu/shader/validation/expression/call/builtin/textureSample.spec.ts
+++ b/src/webgpu/shader/validation/expression/call/builtin/textureSample.spec.ts
@@ -105,9 +105,7 @@ Validates that only incorrect array_index arguments are rejected by ${builtin}
     u
       .combine('textureType', kTextureTypes)
       // filter out types with no array_index
-      .filter(
-        ({ textureType }) => !!kValidTextureSampleParameterTypes[textureType].hasArrayIndexArg
-      )
+      .filter(t => !!kValidTextureSampleParameterTypes[t.textureType].hasArrayIndexArg)
       .combine('arrayIndexType', keysOf(kValuesTypes))
       .beginSubcases()
       .combine('value', [-9, -8, 0, 7, 8])
@@ -145,10 +143,7 @@ Validates that only incorrect offset arguments are rejected by ${builtin}
     u
       .combine('textureType', kTextureTypes)
       // filter out types with no offset
-      .filter(
-        ({ textureType }) =>
-          kValidTextureSampleParameterTypes[textureType].offsetArgType !== undefined
-      )
+      .filter(t => !!kValidTextureSampleParameterTypes[t.textureType].offsetArgType)
       .combine('offsetType', keysOf(kValuesTypes))
       .beginSubcases()
       .combine('value', [-9, -8, 0, 7, 8])
@@ -191,10 +186,7 @@ Validates that only non-const offset arguments are rejected by ${builtin}
       .combine('textureType', kTextureTypes)
       .combine('varType', ['c', 'u', 'l'])
       // filter out types with no offset
-      .filter(
-        ({ textureType }) =>
-          kValidTextureSampleParameterTypes[textureType].offsetArgType !== undefined
-      )
+      .filter(t => !!kValidTextureSampleParameterTypes[t.textureType].offsetArgType)
   )
   .fn(t => {
     const { textureType, varType } = t.params;
@@ -204,7 +196,6 @@ Validates that only non-const offset arguments are rejected by ${builtin}
     const coordWGSL = coordsArgType.create(0).wgsl();
     const arrayWGSL = hasArrayIndexArg ? ', 0' : '';
     const offsetWGSL = `${offsetArgType}(${varType})`;
-    const castWGSL = offsetArgType!.elementType.toString();
 
     const code = `
 @group(0) @binding(0) var s: sampler;
@@ -212,7 +203,7 @@ Validates that only non-const offset arguments are rejected by ${builtin}
 @group(0) @binding(2) var<uniform> u: ${offsetArgType};
 @fragment fn fs(@builtin(position) p: vec4f) -> @location(0) vec4f {
   const c = 1;
-  let l = ${offsetArgType}(${castWGSL}(p.x));
+  let l = ${offsetArgType!.create(0).wgsl()};
   let v = textureSample(t, s, ${coordWGSL}${arrayWGSL}, ${offsetWGSL});
   return vec4f(0);
 }