rerec 0.0.7

Readings and records from sensory instruments as used by Herodot and Percepter
Documentation 
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use serde::{Deserialize, Serialize};
use std::fmt::{Display, Formatter};

#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
#[cfg_attr(feature = "sqlx", derive(sqlx::FromRow))]
pub struct BME280 {
    // temperature in degrees Celsius
    temperature: f32,

    // Pressure in Pascals (Pa)
    pressure: f32,

    // Relative humidity in percent (%)
    humidity: f32,
}

impl BME280 {
    pub fn new(temperature: f32, pressure: f32, humidity: f32) -> Self {
        Self {
            temperature,
            pressure,
            humidity,
        }
    }

    pub fn temperature(&self) -> f32 {
        self.temperature
    }

    pub fn pressure(&self) -> f32 {
        self.pressure
    }

    pub fn humidity(&self) -> f32 {
        self.humidity
    }
}

impl Display for BME280 {
    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
        write!(
            f,
            "BME280: {:.2} °C, {:.2} Pa, {:.2}%",
            self.temperature, self.pressure, self.humidity
        )
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_reading() {
        let _reading = BME280 {
            temperature: 22.625,
            pressure: 101325.0,
            humidity: 35.0,
        };
    }

    #[test]
    fn test_new() {
        let _reading = BME280::new(22.625, 101325.0, 35.0);
    }

    #[test]
    fn test_get_temperature() {
        let reading = BME280::new(22.625, 101325.0, 35.0);
        assert_eq!(reading.temperature(), 22.625);
    }

    #[test]
    fn test_get_pressure() {
        let reading = BME280::new(22.625, 101325.0, 35.0);
        assert_eq!(reading.pressure(), 101325.0);
    }

    #[test]
    fn test_get_humidity() {
        let reading = BME280::new(22.625, 101325.0, 35.0);
        assert_eq!(reading.humidity(), 35.0);
    }

    #[test]
    fn test_display() {
        let reading = BME280::new(22.625, 101325.0, 35.0);
        assert_eq!(
            format!("{}", reading),
            "BME280: 22.62 °C, 101325.00 Pa, 35.00%"
        );
    }
}