How to correctly load test.js and test.wasm files in web.js files?

Now , i use load the test.js in web.js , but sometimes it load failed , so how to correctly load test.js and test.wasm files ?

another question :

How to correctly load test.js and test.wasm files in web.worker.js files?
i need to load the test.js and test.wasm in webworker , so how to load correctly .

last question:
if i use pthread in C code , i got the test.js /test.wasm/test.worker.js ，so how to load them in web.worker.js ?