Function search

backend/tests/git/search.rs:130–154

(
        f: &Fixtures,
        topic_id: &ExternalId,
        input: &str,
        recursive: bool,
    )

    }

    fn search(
        f: &Fixtures,
        topic_id: &ExternalId,
        input: &str,
        recursive: bool,
    ) -> BTreeSet<SearchMatch> {
        let fetcher = FetchDownset(f.git.clone());
        let search = Search::parse(input).unwrap();
        let viewer = actor();

        let FindMatchesResult { matches } = FindMatches {
            context_repo_id: RepoId::wiki(),
            limit: 100,
            locale: Locale::EN,
            recursive,
            search,
            timespec: Timespec,
            topic_id: topic_id.to_owned(),
            viewer,
        }
        .call(&f.git, &fetcher)
        .unwrap();

        matches
    }

    #[test]
    fn matching_topics() {