// META: global=jsshell // META: script=/wasm/jsapi/wasm-module-builder.js test(() => { const emptyModuleBinary = new WasmModuleBuilder().toBuffer(); const module = new WebAssembly.Module(emptyModuleBinary); const instance = new WebAssembly.Instance(module); assert_class_string(instance, "WebAssembly.Instance"); }, "Object.prototype.toString on an Instance");