Add unit tests for API responses

Author: Hamuko

src/api/responses.rs

@@ -3,7 +3,7 @@ use crate::api::OverrideMap;
 use anilist::MediaListIdentifier;
 use serde::Serialize;
 
-#[derive(Serialize)]
+#[derive(Debug, PartialEq, Serialize)]
 pub struct Anime {
     pub id: MediaListIdentifier,
     pub media_id: i32,
@@ -33,7 +33,7 @@ impl Anime {
             });
         }
         result.sort_by(|a, b| a.title.cmp(&b.title));
-        return result;
+        result
     }
 }
 
@@ -48,3 +48,83 @@ pub struct User {
     pub name: String,
     pub expiry: i64,
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    fn make_media_title(title: &str) -> anilist::data::MediaTitle {
+        anilist::data::MediaTitle {
+            romaji: Some(String::from("irrelevant")),
+            english: Some(String::from("irrelevant")),
+            native: Some(String::from("irrelevant")),
+            userPreferred: String::from(title),
+        }
+    }
+
+    #[test]
+    fn test_build() {
+        let media_list_group = anilist::data::MediaListGroup {
+            entries: vec![
+                anilist::data::MediaList {
+                    id: 12345,
+                    progress: 1,
+                    media: anilist::data::Media {
+                        id: 1234,
+                        title: make_media_title("Watashi wo Tabetai, Hitodenashi"),
+                    },
+                },
+                anilist::data::MediaList {
+                    id: 23456,
+                    progress: 2,
+                    media: anilist::data::Media {
+                        id: 2345,
+                        title: make_media_title("Boku no Hero Academia FINAL SEASON"),
+                    },
+                },
+                anilist::data::MediaList {
+                    id: 34567,
+                    progress: 3,
+                    media: anilist::data::Media {
+                        id: 3456,
+                        title: make_media_title("SPY×FAMILY Season 3"),
+                    },
+                },
+            ],
+        };
+        let mut overrides = OverrideMap::from([
+            (
+                23456,
+                (Some(String::from("Boku no Hero Academia (2025)")), None),
+            ),
+            (34567, (None, Some(-37))),
+        ]);
+        let result = Anime::build(&media_list_group, &mut overrides);
+        assert_eq!(
+            result,
+            vec![
+                Anime {
+                    id: 23456,
+                    media_id: 2345,
+                    title: String::from("Boku no Hero Academia FINAL SEASON"),
+                    episode_offset: None,
+                    title_override: Some(String::from("Boku no Hero Academia (2025)")),
+                },
+                Anime {
+                    id: 34567,
+                    media_id: 3456,
+                    title: String::from("SPY×FAMILY Season 3"),
+                    episode_offset: Some(-37),
+                    title_override: None,
+                },
+                Anime {
+                    id: 12345,
+                    media_id: 1234,
+                    title: String::from("Watashi wo Tabetai, Hitodenashi"),
+                    episode_offset: None,
+                    title_override: None,
+                },
+            ]
+        );
+    }
+}