Function rename_functions

crates/wizer/tests/all/tests.rs:560–600

()

#[tokio::test]
async fn rename_functions() -> Result<()> {
    let wat = r#"
(module
 (func (export "wizer-initialize"))
 (func (export "func_a") (result i32)
   i32.const 1)
 (func (export "func_b") (result i32)
   i32.const 2)
 (func (export "func_c") (result i32)
   i32.const 3))
  "#;

    let wasm = wat_to_wasm(wat)?;
    let mut wizer = Wizer::new();
    wizer.func_rename("func_a", "func_b");
    wizer.func_rename("func_b", "func_c");
    let wasm = wizer.run(&mut store()?, &wasm, instantiate).await?;
    let wat = wasmprinter::print_bytes(&wasm).to_wasmtime_result()?;

    let expected_wat = r#"
(module
  (type (;0;) (func))
  (type (;1;) (func (result i32)))
  (export "func_a" (func 2))
  (export "func_b" (func 3))
  (func (;0;) (type 0))
  (func (;1;) (type 1) (result i32)
    i32.const 1
  )
  (func (;2;) (type 1) (result i32)
    i32.const 2
  )
  (func (;3;) (type 1) (result i32)
    i32.const 3
  )
)
  "#;

    assert_eq!(wat.trim(), expected_wat.trim());
    Ok(())
}

#[tokio::test]
async fn wasi_reactor() -> wasmtime::Result<()> {