#![feature(specialization)]

#[macro_use] extern crate pyo3;

use pyo3::prelude::*;


#[pyfunction]
fn convert_celsius_to_fahrenheit(celsius: f32) -> f32 {
    celsius * 1.8 + 32.0
}

#[pymodule]
fn unit_converter(_py: Python, m: &PyModule) -> PyResult<()> {
    m.add_wrapped(wrap_pyfunction!(convert_celsius_to_fahrenheit))?;

    Ok(())
}

#[cfg(test)]
mod tests {

    use super::convert_celsius_to_fahrenheit;

    #[test]
    fn conversion_celsius_to_fahrenheit() {
        assert_eq!(convert_celsius_to_fahrenheit(25.0), 77.0);
    }
}