Merge branch '10-implement-smart-quoting' into 'master'

feat: when quoting another Scootaloo instance user, try to find the...

Closes #10

See merge request veretcle/scootaloo!45

Cargo.lock

@@ -30,9 +30,9 @@ dependencies = [
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.19"
+version = "0.7.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4f55bd91a0978cbfd91c457a164bab8b4001c833b7f323132c0a4e1922dd44e"
+checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
 dependencies = [
  "memchr",
 ]
@@ -52,7 +52,7 @@ version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.1.19",
  "libc",
  "winapi 0.3.9",
 ]
@@ -82,7 +82,7 @@ dependencies = [
  "cc",
  "cfg-if 1.0.0",
  "libc",
- "miniz_oxide",
+ "miniz_oxide 0.5.4",
  "object",
  "rustc-demangle",
 ]
@@ -197,9 +197,9 @@ checksum = "0e4cec68f03f32e44924783795810fa50a7035d8c8ebe78580ad7e6c703fba38"
 
 [[package]]
 name = "bytes"
-version = "1.2.1"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec8a7b6a70fde80372154c65702f00a0f56f3e1c36abbc6c440484be248856db"
+checksum = "dfb24e866b15a1af2a1b663f10c6b6b8f397a84aadb828f12e5b289ec23a3a3c"
 
 [[package]]
 name = "camino"
@@ -234,9 +234,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.76"
+version = "1.0.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "76a284da2e6fe2092f2353e51713435363112dfd60030e22add80be333fb928f"
+checksum = "e9f73505338f7d905b19d18738976aae232eb46b8efc15554ffc56deb5d9ebe4"
 
 [[package]]
 name = "cfg-if"
@@ -268,13 +268,13 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.0.24"
+version = "4.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60494cedb60cb47462c0ff7be53de32c0e42a6fc2c772184554fa12bd9489c03"
+checksum = "0acbd8d28a0a60d7108d7ae850af6ba34cf2d1257fc646980e5f97ce14275966"
 dependencies = [
- "atty",
  "bitflags",
  "clap_lex",
+ "is-terminal",
  "strsim",
  "termcolor",
 ]
@@ -446,9 +446,9 @@ dependencies = [
 
 [[package]]
 name = "cxx"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97abf9f0eca9e52b7f81b945524e76710e6cb2366aead23b7d4fbf72e281f888"
+checksum = "d4a41a86530d0fe7f5d9ea779916b7cadd2d4f9add748b99c2c029cbbdfaf453"
 dependencies = [
  "cc",
  "cxxbridge-flags",
@@ -458,9 +458,9 @@ dependencies = [
 
 [[package]]
 name = "cxx-build"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7cc32cc5fea1d894b77d269ddb9f192110069a8a9c1f1d441195fba90553dea3"
+checksum = "06416d667ff3e3ad2df1cd8cd8afae5da26cf9cec4d0825040f88b5ca659a2f0"
 dependencies = [
  "cc",
  "codespan-reporting",
@@ -473,15 +473,15 @@ dependencies = [
 
 [[package]]
 name = "cxxbridge-flags"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ca220e4794c934dc6b1207c3b42856ad4c302f2df1712e9f8d2eec5afaacf1f"
+checksum = "820a9a2af1669deeef27cb271f476ffd196a2c4b6731336011e0ba63e2c7cf71"
 
 [[package]]
 name = "cxxbridge-macro"
-version = "1.0.81"
+version = "1.0.82"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b846f081361125bfc8dc9d3940c84e1fd83ba54bbca7b17cd29483c828be0704"
+checksum = "a08a6e2fcc370a089ad3b4aaf54db3b1b4cee38ddabce5896b33eb693275f470"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -560,7 +560,7 @@ dependencies = [
  "serde_json",
  "sha-1 0.9.8",
  "thiserror",
- "tokio 1.21.2",
+ "tokio 1.22.0",
  "url 2.3.1",
 ]
 
@@ -603,6 +603,27 @@ dependencies = [
  "cfg-if 1.0.0",
 ]
 
+[[package]]
+name = "errno"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f639046355ee4f37944e44f60642c6f3a7efa3cf6b78c78a0d989a8ce6c396a1"
+dependencies = [
+ "errno-dragonfly",
+ "libc",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "errno-dragonfly"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aa68f1b12764fab894d2755d2518754e71b4fd80ecfb822714a1206c2aab39bf"
+dependencies = [
+ "cc",
+ "libc",
+]
+
 [[package]]
 name = "error-chain"
 version = "0.12.4"
@@ -664,12 +685,12 @@ dependencies = [
 
 [[package]]
 name = "flate2"
-version = "1.0.24"
+version = "1.0.25"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f82b0f4c27ad9f8bfd1f3208d882da2b09c301bc1c828fd3a00d0216d2fbbff6"
+checksum = "a8a2db397cb1c8772f31494cb8917e48cd1e64f0fa7efac59fbd741a0a8ce841"
 dependencies = [
  "crc32fast",
- "miniz_oxide",
+ "miniz_oxide 0.6.2",
 ]
 
 [[package]]
@@ -906,7 +927,7 @@ version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5f9f29bc9dda355256b2916cf526ab02ce0aeaaaf2bad60d65ef3f12f11dd0f4"
 dependencies = [
- "bytes 1.2.1",
+ "bytes 1.3.0",
  "fnv",
  "futures-core",
  "futures-sink",
@@ -914,7 +935,7 @@ dependencies = [
  "http 0.2.8",
  "indexmap",
  "slab",
- "tokio 1.21.2",
+ "tokio 1.22.0",
  "tokio-util",
  "tracing",
 ]
@@ -952,6 +973,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "hermit-abi"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ee512640fe35acbfb4bb779db6f0d80704c2cacfa2e39b601ef3e3f47d1ae4c7"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "hmac"
 version = "0.11.0"
@@ -988,7 +1018,7 @@ version = "0.2.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "75f43d41e26995c17e71ee126451dd3941010b0514a81a9d11f3b341debc2399"
 dependencies = [
- "bytes 1.2.1",
+ "bytes 1.3.0",
  "fnv",
  "itoa 1.0.4",
 ]
@@ -1011,7 +1041,7 @@ version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d5f38f16d184e36f2408a55281cd658ecbd3ca05cce6d6510a176eca393e26d1"
 dependencies = [
- "bytes 1.2.1",
+ "bytes 1.3.0",
  "http 0.2.8",
  "pin-project-lite",
 ]
@@ -1064,7 +1094,7 @@ version = "0.14.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "034711faac9d2166cb1baf1a2fb0b60b1f277f8492fd72176c17f3515e1abd3c"
 dependencies = [
- "bytes 1.2.1",
+ "bytes 1.3.0",
  "futures-channel",
  "futures-core",
  "futures-util",
@@ -1076,7 +1106,7 @@ dependencies = [
  "itoa 1.0.4",
  "pin-project-lite",
  "socket2",
- "tokio 1.21.2",
+ "tokio 1.22.0",
  "tower-service",
  "tracing",
  "want 0.3.0",
@@ -1118,10 +1148,10 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d6183ddfa99b85da61a140bea0efc93fdf56ceaa041b37d553518030827f9905"
 dependencies = [
- "bytes 1.2.1",
+ "bytes 1.3.0",
  "hyper 0.14.23",
  "native-tls",
- "tokio 1.21.2",
+ "tokio 1.22.0",
  "tokio-native-tls",
 ]
 
@@ -1183,9 +1213,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.9.1"
+version = "1.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "10a35a97730320ffe8e2d410b5d3b69279b98d2c14bdb8b70ea89ecf7888d41e"
+checksum = "1885e79c1fc4b10f0e172c475f458b7f7b93061064d98c3293e98c5ba0c8b399"
 dependencies = [
  "autocfg 1.1.0",
  "hashbrown 0.12.3",
@@ -1209,6 +1239,16 @@ dependencies = [
  "cfg-if 1.0.0",
 ]
 
+[[package]]
+name = "io-lifetimes"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7d367024b3f3414d8e01f437f704f41a9f64ab36f9067fa73e526ad4c763c87"
+dependencies = [
+ "libc",
+ "windows-sys 0.42.0",
+]
+
 [[package]]
 name = "iovec"
 version = "0.1.4"
@@ -1224,6 +1264,18 @@ version = "2.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f88c5561171189e69df9d98bcf18fd5f9558300f7ea7b801eb8a0fd748bd8745"
 
+[[package]]
+name = "is-terminal"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aae5bc6e2eb41c9def29a3e0f1306382807764b9b53112030eff57435667352d"
+dependencies = [
+ "hermit-abi 0.2.6",
+ "io-lifetimes",
+ "rustix",
+ "windows-sys 0.42.0",
+]
+
 [[package]]
 name = "isolang"
 version = "1.0.0"
@@ -1303,6 +1355,12 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "linux-raw-sys"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f9f08d8963a6c613f4b1a78f4f4a4dbfadf8e6545b2d72861731e4858b8b47f"
+
 [[package]]
 name = "lock_api"
 version = "0.3.4"
@@ -1383,6 +1441,15 @@ dependencies = [
  "adler",
 ]
 
+[[package]]
+name = "miniz_oxide"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b275950c28b37e794e8c55d88aeb5e139d0ce23fdbbeda68f8d7174abdf9e8fa"
+dependencies = [
+ "adler",
+]
+
 [[package]]
 name = "mio"
 version = "0.6.23"
@@ -1480,7 +1547,7 @@ version = "1.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f6058e64324c71e02bc2b150e4f3bc8286db6c83092132ffa3f6b1eab0f9def5"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.1.19",
  "libc",
 ]
 
@@ -1522,9 +1589,9 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "openssl"
-version = "0.10.42"
+version = "0.10.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12fc0523e3bd51a692c8850d075d74dc062ccf251c0110668cbd921917118a13"
+checksum = "020433887e44c27ff16365eaa2d380547a94544ad509aff6eb5b6e3e0b27b376"
 dependencies = [
  "bitflags",
  "cfg-if 1.0.0",
@@ -1554,9 +1621,9 @@ checksum = "ff011a302c396a5197692431fc1948019154afc178baf7d8e37367442a4601cf"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.77"
+version = "0.9.78"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b03b84c3b2d099b81f0953422b4d4ad58761589d0229b5506356afca05a3670a"
+checksum = "07d5c8cb6e57b3a3612064d7b18b117912b4ce70955c2504d4b741c9e244b132"
 dependencies = [
  "autocfg 1.1.0",
  "cc",
@@ -1567,9 +1634,9 @@ dependencies = [
 
 [[package]]
 name = "os_str_bytes"
-version = "6.4.0"
+version = "6.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b5bf27447411e9ee3ff51186bf7a08e16c341efdde93f4d823e8844429bed7e"
+checksum = "9b7820b9daea5457c9f21c69448905d723fbd21136ccf521748f23fd49e723ee"
 
 [[package]]
 name = "parking_lot"
@@ -1996,12 +2063,12 @@ dependencies = [
 
 [[package]]
 name = "reqwest"
-version = "0.11.12"
+version = "0.11.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "431949c384f4e2ae07605ccaa56d1d9d2ecdb5cadd4f9577ccfab29f2e5149fc"
+checksum = "68cc60575865c7831548863cc02356512e3f1dc2f3f82cb837d7fc4cc8f3c97c"
 dependencies = [
  "base64 0.13.1",
- "bytes 1.2.1",
+ "bytes 1.3.0",
  "encoding_rs",
  "futures-core",
  "futures-util",
@@ -2021,7 +2088,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_urlencoded 0.7.1",
- "tokio 1.21.2",
+ "tokio 1.22.0",
  "tokio-native-tls",
  "tower-service",
  "url 2.3.1",
@@ -2070,6 +2137,20 @@ dependencies = [
  "semver 1.0.14",
 ]
 
+[[package]]
+name = "rustix"
+version = "0.36.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b1fbb4dfc4eb1d390c02df47760bb19a84bb80b301ecc947ab5406394d8223e"
+dependencies = [
+ "bitflags",
+ "errno",
+ "io-lifetimes",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys 0.42.0",
+]
+
 [[package]]
 name = "ryu"
 version = "1.0.11"
@@ -2103,7 +2184,7 @@ dependencies = [
 
 [[package]]
 name = "scootaloo"
-version = "0.11.1"
+version = "0.12.1"
 dependencies = [
  "clap",
  "egg-mode",
@@ -2113,11 +2194,11 @@ dependencies = [
  "log",
  "mime",
  "regex",
- "reqwest 0.11.12",
+ "reqwest 0.11.13",
  "rusqlite",
  "serde",
  "simple_logger",
- "tokio 1.21.2",
+ "tokio 1.22.0",
  "toml",
 ]
 
@@ -2202,9 +2283,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.87"
+version = "1.0.89"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6ce777b7b150d76b9cf60d28b55f5847135a003f7d7350c6be7a773508ce7d45"
+checksum = "020ff22c755c2ed3f8cf162dbb41a7268d934702f3ed3631656ea597e08fc3db"
 dependencies = [
  "itoa 1.0.4",
  "ryu",
@@ -2530,12 +2611,12 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.21.2"
+version = "1.22.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a9e03c497dc955702ba729190dc4aac6f2a0ce97f913e5b1b5912fc5039d9099"
+checksum = "d76ce4a75fb488c605c54bf610f221cea8b0dafb53333c1a67e8ee199dcd2ae3"
 dependencies = [
  "autocfg 1.1.0",
- "bytes 1.2.1",
+ "bytes 1.3.0",
  "libc",
  "memchr",
  "mio 0.8.5",
@@ -2608,7 +2689,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f7d995660bd2b7f8c1568414c1126076c13fbb725c40112dc0120b78eb9b717b"
 dependencies = [
  "native-tls",
- "tokio 1.21.2",
+ "tokio 1.22.0",
 ]
 
 [[package]]
@@ -2689,11 +2770,11 @@ version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0bb2e075f03b3d66d8d8785356224ba688d2906a371015e225beeb65ca92c740"
 dependencies = [
- "bytes 1.2.1",
+ "bytes 1.3.0",
  "futures-core",
  "futures-sink",
  "pin-project-lite",
- "tokio 1.21.2",
+ "tokio 1.22.0",
  "tracing",
 ]
 

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "scootaloo"
-version = "0.11.1"
+version = "0.12.2"
 authors = ["VC <veretcle+framagit@mateu.be>"]
 edition = "2021"
 

src/lib.rs

@@ -112,6 +112,45 @@ pub async fn run(config: Config) {
                         let mut associated_urls =
                             associate_urls(&tweet.entities.urls, &display_url_re);
 
+                        if let Some(q) = &tweet.quoted_status {
+                            if let Some(u) = &q.user {
+                                info!(
+                                    "Tweet {} contains a quote, we try to find it within the DB",
+                                    tweet.id
+                                );
+                                // we know we have a quote and a user, we can lock both the
+                                // connection to DB and global_config
+                                // we will release them manually as soon as they’re useless
+                                let lconn = task_conn.lock().await;
+                                let global_mastodon_config = global_mastodon_config.lock().await;
+                                if let Ok(Some(r)) = read_state(&lconn, &u.screen_name, Some(q.id))
+                                {
+                                    info!("We have found the associated toot({})", &r.toot_id);
+                                    // drop conn immediately after the request: we won’t need it
+                                    // any more and the treatment there might be time-consuming
+                                    drop(lconn);
+                                    if let Some((m, t)) =
+                                        find_mastodon_screen_name_by_twitter_screen_name(
+                                            &r.twitter_screen_name,
+                                            &global_mastodon_config,
+                                        )
+                                    {
+                                        // drop the global conf, we have all we required, no need
+                                        // to block it further
+                                        drop(global_mastodon_config);
+                                        replace_tweet_by_toot(
+                                            &mut associated_urls,
+                                            &r.twitter_screen_name,
+                                            q.id,
+                                            &m,
+                                            &t,
+                                            &r.toot_id,
+                                        );
+                                    }
+                                }
+                            }
+                        }
+
                         if let Some(a) = &scootaloo_alt_services {
                             replace_alt_services(&mut associated_urls, a);
                         }

src/mastodon.rs

@@ -81,6 +81,43 @@ pub fn replace_alt_services(urls: &mut HashMap<String, String>, alts: &HashMap<S
     }
 }
 
+/// Finds a Mastodon screen_name/base_url from a MastodonConfig
+pub fn find_mastodon_screen_name_by_twitter_screen_name(
+    twitter_screen_name: &str,
+    masto: &HashMap<String, MastodonConfig>,
+) -> Option<(String, String)> {
+    masto.iter().find_map(|(_, v)| {
+        if twitter_screen_name == v.twitter_screen_name && v.mastodon_screen_name.is_some() {
+            Some((
+                v.mastodon_screen_name.as_ref().unwrap().to_owned(),
+                v.base.to_owned(),
+            ))
+        } else {
+            None
+        }
+    })
+}
+
+/// Replaces the original quoted tweet by the corresponding toot
+pub fn replace_tweet_by_toot(
+    urls: &mut HashMap<String, String>,
+    twitter_screen_name: &str,
+    tweet_id: u64,
+    mastodon_screen_name: &str,
+    base_url: &str,
+    toot_id: &str,
+) {
+    for val in urls.values_mut() {
+        if val.to_lowercase().starts_with(&format!(
+            "https://twitter.com/{}/status/{}",
+            twitter_screen_name.to_lowercase(),
+            tweet_id
+        )) {
+            *val = format!("{}/@{}/{}", base_url, mastodon_screen_name, toot_id);
+        }
+    }
+}
+
 /// Gets Mastodon Data
 pub fn get_mastodon_token(masto: &MastodonConfig) -> Mastodon {
     let data = Data {
@@ -157,6 +194,125 @@ mastodon_screen_name = \"{}\"
 mod tests {
     use super::*;
 
+    #[test]
+    fn test_replace_tweet_by_toot() {
+        let mut associated_urls = HashMap::from([
+            (
+                "https://t.co/perdudeouf".to_string(),
+                "https://www.perdu.com".to_string(),
+            ),
+            (
+                "https://t.co/realquoteshere".to_string(),
+                "https://twitter.com/nintendojofr/status/1590047921633755136".to_string(),
+            ),
+            (
+                "https://t.co/almostthere".to_string(),
+                "https://twitter.com/NintendojoFR/status/nope".to_string(),
+            ),
+            (
+                "http://t.co/yetanotherone".to_string(),
+                "https://twitter.com/NINTENDOJOFR/status/1590047921633755136".to_string(),
+            ),
+        ]);
+
+        let expected_urls = HashMap::from([
+            (
+                "https://t.co/perdudeouf".to_string(),
+                "https://www.perdu.com".to_string(),
+            ),
+            (
+                "https://t.co/realquoteshere".to_string(),
+                "https://m.nintendojo.fr/@nintendojofr/109309605486908797".to_string(),
+            ),
+            (
+                "https://t.co/almostthere".to_string(),
+                "https://twitter.com/NintendojoFR/status/nope".to_string(),
+            ),
+            (
+                "http://t.co/yetanotherone".to_string(),
+                "https://m.nintendojo.fr/@nintendojofr/109309605486908797".to_string(),
+            ),
+        ]);
+
+        replace_tweet_by_toot(
+            &mut associated_urls,
+            "NintendojoFR",
+            1590047921633755136,
+            "nintendojofr",
+            "https://m.nintendojo.fr",
+            "109309605486908797",
+        );
+
+        assert_eq!(associated_urls, expected_urls);
+    }
+
+    #[test]
+    fn test_find_mastodon_screen_name_by_twitter_screen_name() {
+        let masto_config = HashMap::from([
+            (
+                "test".to_string(),
+                MastodonConfig {
+                    twitter_screen_name: "tonpere".to_string(),
+                    mastodon_screen_name: Some("lalali".to_string()),
+                    twitter_page_size: None,
+                    base: "https://mstdn.net".to_string(),
+                    client_id: "".to_string(),
+                    client_secret: "".to_string(),
+                    redirect: "".to_string(),
+                    token: "".to_string(),
+                },
+            ),
+            (
+                "test2".to_string(),
+                MastodonConfig {
+                    twitter_screen_name: "tamerelol".to_string(),
+                    mastodon_screen_name: None,
+                    twitter_page_size: None,
+                    base: "https://mastoot.fr".to_string(),
+                    client_id: "".to_string(),
+                    client_secret: "".to_string(),
+                    redirect: "".to_string(),
+                    token: "".to_string(),
+                },
+            ),
+            (
+                "test3".to_string(),
+                MastodonConfig {
+                    twitter_screen_name: "NintendojoFR".to_string(),
+                    mastodon_screen_name: Some("nintendojofr".to_string()),
+                    twitter_page_size: None,
+                    base: "https://m.nintendojo.fr".to_string(),
+                    client_id: "".to_string(),
+                    client_secret: "".to_string(),
+                    redirect: "".to_string(),
+                    token: "".to_string(),
+                },
+            ),
+        ]);
+
+        // case sensitiveness, to avoid any mistake
+        assert_eq!(
+            None,
+            find_mastodon_screen_name_by_twitter_screen_name("nintendojofr", &masto_config)
+        );
+        assert_eq!(
+            Some((
+                "nintendojofr".to_string(),
+                "https://m.nintendojo.fr".to_string()
+            )),
+            find_mastodon_screen_name_by_twitter_screen_name("NintendojoFR", &masto_config)
+        );
+        // should return None if twitter_screen_name is undefined
+        assert_eq!(
+            None,
+            find_mastodon_screen_name_by_twitter_screen_name("tamerelol", &masto_config)
+        );
+        assert_eq!(
+            Some(("lalali".to_string(), "https://mstdn.net".to_string())),
+            find_mastodon_screen_name_by_twitter_screen_name("tonpere", &masto_config)
+        );
+    }
+
     #[test]
     fn test_twitter_mentions() {
         let mention_entities = vec![
@@ -176,7 +332,7 @@ mod tests {
 
         let mut toot = ":kikoo: @tamerelol @tonpere !".to_string();
 
-        let scootaloo_config = HashMap::from([(
+        let masto_config = HashMap::from([(
             "test".to_string(),
             (MastodonConfig {
                 twitter_screen_name: "tonpere".to_string(),
@@ -190,7 +346,7 @@ mod tests {
             }),
         )]);
 
-        twitter_mentions(&mut toot, &mention_entities, &scootaloo_config);
+        twitter_mentions(&mut toot, &mention_entities, &masto_config);
 
         assert_eq!(&toot, ":kikoo: @tamerelol@twitter.com @lalali@mstdn.net !");
     }