test_perf_default_repo
-test_expect_success 'setup' '
+test_expect_success 'setup rebasing on top of a lot of changes' '
git checkout -f -b base &&
git checkout -b to-rebase &&
git checkout -b upstream &&
git rebase --onto base HEAD^
'
+test_expect_success 'setup rebasing many changes without split-index' '
+ git config core.splitIndex false &&
+ git checkout -b upstream2 to-rebase &&
+ git checkout -b to-rebase2 upstream
+'
+
+test_perf 'rebase a lot of unrelated changes without split-index' '
+ git rebase --onto upstream2 base &&
+ git rebase --onto base upstream2
+'
+
+test_expect_success 'setup rebasing many changes with split-index' '
+ git config core.splitIndex true
+'
+
+test_perf 'rebase a lot of unrelated changes with split-index' '
+ git rebase --onto upstream2 base &&
+ git rebase --onto base upstream2
+'
+
test_done