Function TestInstanceGetFunc

instance_test.go:72–99

(t *testing.T)

}

func TestInstanceGetFunc(t *testing.T) {
	wasm, err := Wat2Wasm(`
          (module
            (func (export "f") (nop))
            (global (export "g") i32 (i32.const 0))
          )
	`)
	require.NoError(t, err)

	store := NewStore(NewEngine())
	module, err := NewModule(store.Engine, wasm)
	require.NoError(t, err)

	instance, err := NewInstance(store, module, []AsExtern{})
	require.NoError(t, err)

	f := instance.GetFunc(store, "f")
	require.NotNil(t, f, "expected a function")

	_, err = f.Call(store)
	require.NoError(t, err)

	f = instance.GetFunc(store, "g")
	require.Nil(t, f, "expected an error")

	f = instance.GetFunc(store, "f2")
	require.Nil(t, f, "expected an error")
}