use anyhow::anyhow;
use pest::Parser;
use ua_contact_book::*;

#[cfg(test)]
mod numbers_test {
    use super::*;
    #[test]
    fn numbers_creation_test() -> anyhow::Result<()> {
        let pair = Grammar::parse(Rule::numbers, "0904643439, +380904643439")?
            .next()
            .ok_or_else(|| anyhow!("No pair"))?;
        let long_pair = Grammar::parse(Rule::numbers, "+380904643439")?
            .next()
            .ok_or_else(|| anyhow!("No pair"))?;
        assert_eq!(pair.as_str(), "0904643439, +380904643439");
        assert_eq!(long_pair.as_str(), "+380904643439");
        Ok(())
    }

    #[test]
    fn wrong_separator() -> anyhow::Result<()> {
        let pair = Grammar::parse(Rule::numbers, "+380904643439. 0904643439")?
            .next()
            .ok_or_else(|| anyhow!("No pair"))?;
        assert_eq!(pair.as_str(), "+380904643439");
        Ok(())
    }

    #[test]
    fn no_value_after_coma() -> anyhow::Result<()> {
        let pair = Grammar::parse(Rule::numbers, "+380904643439,")?
            .next()
            .ok_or_else(|| anyhow!("No pair"))?;
        assert_eq!(pair.as_str(), "+380904643439");
        Ok(())
    }

    #[test]
    fn no_value_with_coma() {
        let pair = Grammar::parse(Rule::numbers, ",");
        assert!(pair.is_err());
    }

    #[test]
    fn wrong_number() {
        let pair = Grammar::parse(Rule::numbers, "380904643439");
        assert!(pair.is_err());
    }
}