builtin/merge-recursive: make hash independent

diff --git a/t/t5318-commit-graph.sh b/t/t5318-commit-graph.sh
index c28cfb5d7fb2e6b520888fcdbdedc405e0260157..77d85aefe7da18a0d7cc2db2baaedacead6b2e97 100755 (executable)
--- a/t/t5318-commit-graph.sh
+++ b/t/t5318-commit-graph.sh
@@ -190,6 +190,16 @@ test_expect_success 'build graph from commits with closure' '
 graph_git_behavior 'graph from commits, commit 8 vs merge 1' full commits/8 merge/1
 graph_git_behavior 'graph from commits, commit 8 vs merge 2' full commits/8 merge/2
 
+test_expect_success 'build graph from commits with append' '
+       cd "$TRASH_DIRECTORY/full" &&
+       git rev-parse merge/3 | git commit-graph write --stdin-commits --append &&
+       test_path_is_file $objdir/info/commit-graph &&
+       graph_read_expect "10" "large_edges"
+'
+
+graph_git_behavior 'append graph, commit 8 vs merge 1' full commits/8 merge/1
+graph_git_behavior 'append graph, commit 8 vs merge 2' full commits/8 merge/2
+
 test_expect_success 'setup bare repo' '
        cd "$TRASH_DIRECTORY" &&
        git clone --bare --no-local full bare &&
@@ -211,4 +221,13 @@ test_expect_success 'write graph in bare repo' '
 graph_git_behavior 'bare repo with graph, commit 8 vs merge 1' bare commits/8 merge/1
 graph_git_behavior 'bare repo with graph, commit 8 vs merge 2' bare commits/8 merge/2
 
+test_expect_success 'perform fast-forward merge in full repo' '
+       cd "$TRASH_DIRECTORY/full" &&
+       git checkout -b merge-5-to-8 commits/5 &&
+       git merge commits/8 &&
+       git show-ref -s merge-5-to-8 >output &&
+       git show-ref -s commits/8 >expect &&
+       test_cmp expect output
+'
+
 test_done