use gravatar_rs::Generator;

const BAUKE_EMAIL: &str = "me@bauke.xyz";
const BAUKE_HASH: &str = "ecd836ee843ff0ab75d4720bd40c2baf";

const HOLLLO_EMAIL: &str = "helllo@holllo.cc";
const HOLLLO_HASH: &str = "ebff9105dce4954b1bdb57fdab079ff3";

#[test]
fn test_hash_email() {
  assert_eq!(Generator::hash_email(BAUKE_EMAIL), BAUKE_HASH);
  assert_eq!(Generator::hash_email(HOLLLO_EMAIL), HOLLLO_HASH);

  // Make sure leading and trailing whitespace is removed.
  assert_eq!(
    Generator::hash_email(&format!("  {BAUKE_EMAIL}  ")),
    BAUKE_HASH
  );
  assert_eq!(
    Generator::hash_email(&format!("  {HOLLLO_EMAIL}  ")),
    HOLLLO_HASH
  );

  // Make sure casing doesn't matter.
  assert_eq!(
    Generator::hash_email(&BAUKE_EMAIL.to_uppercase()),
    BAUKE_HASH
  );
  assert_eq!(
    Generator::hash_email(&HOLLLO_EMAIL.to_uppercase()),
    HOLLLO_HASH
  );
}

#[test]
fn test_generator() {
  let base_urls = [&Generator::default().base_url, "cdn.libravatar.org"];
  let samples = [(BAUKE_EMAIL, BAUKE_HASH), (HOLLLO_EMAIL, HOLLLO_HASH)];

  for base_url in base_urls {
    let generator = Generator::default().set_base_url(base_url);

    for (email, hash) in samples {
      let actual = generator.generate(email);
      let expected = format!("https://{base_url}/avatar/{hash}");
      assert_eq!(actual, expected);
    }
  }
}