use std::str::FromStr;
use url::{ParseError, Url};
use clearurls::{Error, UrlCleaner};

#[test]
fn test_single_url() {
    let cleaner = UrlCleaner::from_embedded_rules().unwrap();

    let test = |original: &str, expected: &str| {
        let result = cleaner.clear_single_url_str(original).unwrap();
        assert_eq!(result, expected);
        let url = Url::from_str(original).unwrap();
        let result = cleaner.clear_single_url(&url).unwrap();
        assert_eq!(result.as_str(), expected);
    };

    test(
        "https://deezer.com/track/891177062?utm_source=deezer",
        "https://deezer.com/track/891177062",
    );

    // url encoded parameter
    test(
        "https://www.google.com/url?q=https%3A%2F%2Fpypi.org%2Fproject%2FUnalix",
        "https://pypi.org/project/Unalix",
    );

    // url encoded parameter that's not a url
    assert!(matches!(cleaner.clear_single_url_str("https://www.google.com/url?q=http%3A%2F%2F%5B%3A%3A%3A1%5D").unwrap_err(), Error::UrlSyntax(ParseError::InvalidIpv6Address)));
    assert!(matches!(cleaner.clear_single_url(&Url::from_str("https://www.google.com/url?q=http%3A%2F%2F%5B%3A%3A%3A1%5D").unwrap()).unwrap_err(), Error::UrlSyntax(ParseError::InvalidIpv6Address)));

    // double url encoded parameter
    test(
        "https://www.google.com/url?q=https%253A%252F%252Fpypi.org%252Fproject%252FUnalix",
        "https://pypi.org/project/Unalix",
    );

    test(
        "https://www.google.com/amp/s/de.statista.com/infografik/amp/22496/anzahl-der-gesamten-positiven-corona-tests-und-positivenrate/",
        "http://de.statista.com/infografik/amp/22496/anzahl-der-gesamten-positiven-corona-tests-und-positivenrate/",
    );

    test(
        "https://www.amazon.com/gp/B08CH7RHDP/ref=as_li_ss_tl",
        "https://www.amazon.com/gp/B08CH7RHDP",
    );

    test(
        "https://myaccount.google.com/?utm_source=google",
        "https://myaccount.google.com/?utm_source=google",
    );

    test("http://example.com/?p1=&p2=", "http://example.com/?p1=&p2=");

    test(
        "http://example.com/?p1=value&p1=othervalue",
        "http://example.com/?p1=value&p1=othervalue",
    );

    test("http://example.com/?&&&&", "http://example.com/");

    // https://github.com/AmanoTeam/Unalix-nim/issues/5
    test(
        "https://docs.julialang.org/en/v1/stdlib/REPL/#Key-bindings",
        "https://docs.julialang.org/en/v1/stdlib/REPL/#Key-bindings",
    );

    test(
        "https://www.amazon.com/Kobo-Glare-Free-Touchscreen-ComfortLight-Adjustable/dp/B0BCXLQNCC/ref=pd_ci_mcx_mh_mcx_views_0?pd_rd_w=Dx5dF&content-id=amzn1.sym.225b4624-972d-4629-9040-f1bf9923dd95%3Aamzn1.symc.40e6a10e-cbc4-4fa5-81e3-4435ff64d03b&pf_rd_p=225b4624-972d-4629-9040-f1bf9923dd95&pf_rd_r=A7JSDJGYR33BN5GRCV7V&pd_rd_wg=xW6Yf&pd_rd_r=4b8a3532-9e28-4857-a929-5e572d2c765f&pd_rd_i=B0BCXLQNCC",
        "https://www.amazon.com/Kobo-Glare-Free-Touchscreen-ComfortLight-Adjustable/dp/B0BCXLQNCC",
    );

    // should not be changed
    test(
        "https://papers.ssrn.com/sol3/papers.cfm?abstract_id=1144182",
        "https://papers.ssrn.com/sol3/papers.cfm?abstract_id=1144182",
    );
    test("javascript:void(0)", "javascript:void(0)");
    test("data:,Hello%2C%20World%21", "data:,Hello%2C%20World%21");
    test(
        "data:text/plain;base64,SGVsbG8sIFdvcmxkIQ==",
        "data:text/plain;base64,SGVsbG8sIFdvcmxkIQ==",
    );
}