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#[cfg(test)]
mod tests {
    #[test]
    fn it_works() {
        assert_eq!(2 + 2, 4);
    }
}

pub mod my_rust_lib {

    pub fn fn_api(name: &str, foo: FooStruct) {
        println!("{} {}", name, foo.number2)
    }

    pub struct FooStruct {
        pub number2: u32
    }
}