Fix tests.

src/parser/citation.rs

@@ -194,6 +194,7 @@ mod tests {
     use crate::context::GlobalSettings;
     use crate::context::List;
     use crate::parser::element_parser::element;
+    use crate::types::CitationReference;
     use crate::types::Element;
     use crate::types::GetStandardProperties;
 
@@ -221,7 +222,16 @@ mod tests {
                 .get(0)
                 .expect("Len already asserted to be 1"),
             &Object::Citation(Citation {
-                source: "[cite:@foo]"
+                source: "[cite:@foo]",
+                style: None,
+                prefix: vec![],
+                suffix: vec![],
+                children: vec![CitationReference {
+                    source: "@foo",
+                    key: "foo",
+                    prefix: vec![],
+                    suffix: vec![]
+                }]
             })
         );
     }