Complete unit tests

src/external/musicbrainz/api/browse.rs

@@ -33,11 +33,10 @@ impl BrowseReleaseGroupPage {
 pub type SerdeBrowseReleaseGroupPage = BrowseReleaseGroupPage;
 
 impl<Http: IMusicBrainzHttp> MusicBrainzClient<Http> {
-    pub fn browse_release_group(
+    fn browse_release_group_url(
-        &mut self,
         request: &BrowseReleaseGroupRequest,
         paging: &PageSettings,
-    ) -> Result<BrowseReleaseGroupResponse, Error> {
+    ) -> String {
         let entity = &request.entity;
         let mbid = request.mbid.uuid().as_hyphenated();
         let status = request
@@ -47,8 +46,15 @@ impl<Http: IMusicBrainzHttp> MusicBrainzClient<Http> {
             .unwrap_or_default();
         let page = ApiDisplay::format_page_settings(paging);
 
-        let url = format!("{MB_BASE_URL}/release-group?{entity}={mbid}{status}{page}");
+        format!("{MB_BASE_URL}/release-group?{entity}={mbid}{status}{page}")
+    }
 
+    pub fn browse_release_group(
+        &mut self,
+        request: &BrowseReleaseGroupRequest,
+        paging: &PageSettings,
+    ) -> Result<BrowseReleaseGroupResponse, Error> {
+        let url = Self::browse_release_group_url(request, paging);
         let response: DeserializeBrowseReleaseGroupResponse = self.http.get(&url)?;
         Ok(response.into())
     }
@@ -207,4 +213,38 @@ mod tests {
         let result = client.browse_release_group(&request, &paging).unwrap();
         assert_eq!(result, response);
     }
+
+    #[test]
+    fn browse_release_group_filter_status() {
+        type Client = MusicBrainzClient<MockIMusicBrainzHttp>;
+        let mbid_str = "00000000-0000-0000-0000-000000000000";
+        let mbid: Mbid = mbid_str.try_into().unwrap();
+        let paging = PageSettings::with_max_limit();
+
+        let request = BrowseReleaseGroupRequest::artist(&mbid);
+        let url = format!(
+            "https://musicbrainz.org/ws/2/release-group\
+             ?artist={mbid_str}\
+             &limit={MB_MAX_PAGE_LIMIT}",
+        );
+        assert_eq!(Client::browse_release_group_url(&request, &paging), url);
+
+        let request = BrowseReleaseGroupRequest::artist(&mbid).filter_status_website_default();
+        let url = format!(
+            "https://musicbrainz.org/ws/2/release-group\
+             ?artist={mbid_str}\
+             &release-group-status=website-default\
+             &limit={MB_MAX_PAGE_LIMIT}",
+        );
+        assert_eq!(Client::browse_release_group_url(&request, &paging), url);
+
+        let request = BrowseReleaseGroupRequest::artist(&mbid).filter_status_all();
+        let url = format!(
+            "https://musicbrainz.org/ws/2/release-group\
+             ?artist={mbid_str}\
+             &release-group-status=all\
+             &limit={MB_MAX_PAGE_LIMIT}",
+        );
+        assert_eq!(Client::browse_release_group_url(&request, &paging), url);
+    }
 }