src/main/rust/store/sqlite.rs


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use crate::store::Store;
use miette::{IntoDiagnostic, Result};
use sqlite::Connection;

pub struct SQLite {
    location: String,
    connection: Option<Connection>,
}

impl Default for SQLite {
    fn default() -> Self {
        SQLite {
            location: ":memory:".into(),
            connection: Option::None,
        }
    }
}

impl Store for SQLite {
    fn init(&mut self) -> Result<()> {
        let conn_path = self.location.clone();
        self.connection = sqlite::open(conn_path).into_diagnostic().ok();
        Ok(())
    }
}

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

    #[test]
    fn sqlite_default() {
        let context = SQLite::default();

        assert_eq!(context.location, ":memory:");
        assert!(context.connection.is_none());
    }

    #[test]
    fn sqlite_init() {
        let mut context = SQLite::default();

        let res = context.init();

        assert!(res.is_ok());
        assert!(context.connection.is_some());
    }
}