use crate::hex_to_id;use crate::util::{commit_graph, git_graph, git_graph_with_time, named_fixture, parse_commit_names};use gix_hash::ObjectId;use gix_traverse::commit::{Parents, Simple, simple::Sorting}; mod adjusted_dates;mod different_date;mod different_date_intermixed;mod hide;mod same_date; /// Run a simple traversal and collect the resulting commit IDs.fn traverse(    tips: impl IntoIterator<Item = ObjectId>,    odb: &gix_odb::Handle,    sorting: Sorting,    parents: Parents,    hidden: impl IntoIterator<Item = ObjectId>,) -> crate::Result<Vec<ObjectId>> {    let graph = commit_graph(odb.store_ref());    Simple::new(tips, odb)        .sorting(sorting)?        .parents(parents)        .commit_graph(graph)        .hide(hidden)?        .map(|res| res.map(|info| info.id))        .collect::<Result<Vec<_>, _>>()        .map_err(Into::into)} /// Run a traversal with both commit-graph enabled and disabled to ensure consistency.fn traverse_both(    tips: impl IntoIterator<Item = ObjectId> + Clone,    odb: &gix_odb::Handle,    sorting: Sorting,    parents: Parents,    hidden: impl IntoIterator<Item = ObjectId> + Clone,) -> crate::Result<Vec<ObjectId>> {    // Without commit graph    let without_graph: Vec<_> = Simple::new(tips.clone(), odb)        .sorting(sorting)?        .parents(parents)        .commit_graph(None)        .hide(hidden.clone())?        .map(|res| res.map(|info| info.id))        .collect::<Result<Vec<_>, _>>()?;     // With commit graph    let graph = commit_graph(odb.store_ref());    let with_graph: Vec<_> = Simple::new(tips, odb)        .sorting(sorting)?        .parents(parents)        .commit_graph(graph)        .hide(hidden)?        .map(|res| res.map(|info| info.id))        .collect::<Result<Vec<_>, _>>()?;     assert_eq!(        without_graph, with_graph,        "results must be consistent with and without commit-graph"    );    Ok(with_graph)} fn all_sortings() -> impl Iterator<Item = Sorting> {    use gix_traverse::commit::simple::CommitTimeOrder;    [        Sorting::BreadthFirst,        Sorting::ByCommitTime(CommitTimeOrder::NewestFirst),        Sorting::ByCommitTime(CommitTimeOrder::OldestFirst),    ]    .into_iter()}