Any basic wasm project will do, see for more info https://github.com/swellaby/vscode-rust-test-adapter/issues/34#issue-462994896 More info: https://developer.mozilla.org/en-US/docs/WebAssembly/Rust_to_wasm https://developer.mozilla.org/en-US/docs/WebAssembly/Rust_to_wasm#Compiling_our_code_to_WebAssembly