fix: tests

Author: noahlevi

thoth-export-server/src/csv/kbart_oclc.rs

@@ -151,7 +151,10 @@ impl TryFrom<Work> for KbartOclcRow {
             num_last_issue_online: None,
             title_url: landing_page,
             first_author,
-            title_id: work.titles[0].title_id.to_string(),
+            title_id: work
+                .doi
+                .map(|d| d.to_string())
+                .unwrap_or_else(|| work.titles[0].title_id.to_string()),
             embargo_info: None,
             coverage_depth: "fulltext".to_string(),
             notes: None,
@@ -520,9 +523,9 @@ mod tests {
             KbartOclc.generate(&[test_work.clone()], QuoteStyle::Necessary, DELIMITER_TAB);
         assert_eq!(to_test, Ok(test_result.to_string()));
 
-        // Remove DOI: title_id falls back to work_id
+        // Remove DOI: title_id falls back to title_id from titles[0]
         test_work.doi = None;
-        test_result.title_id = "00000000-0000-0000-aaaa-000000000001".to_string();
+        test_result.title_id = "00000000-0000-0000-cccc-000000000001".to_string();
         // Remove paperback publication: date_monograph_published_print (for hardback)
         // still appears, but no print_identifier (paperback ISBN) is present
         test_work.publications.remove(2);