tests: document cherry-pick behavior in face of conflicts

diff --git a/t/t5520-pull.sh b/t/t5520-pull.sh
index e78d40242a80d9b2aa74e74d3a4aecddbb63ab99..dd2ee842e020c23b49ed4e2070c4e31cdb7ac055 100755 (executable)
--- a/t/t5520-pull.sh
+++ b/t/t5520-pull.sh
@@ -149,4 +149,15 @@ test_expect_success 'pull --rebase dies early with dirty working directory' '
 
 '
 
+test_expect_success 'pull --rebase works on branch yet to be born' '
+       git rev-parse master >expect &&
+       mkdir empty_repo &&
+       (cd empty_repo &&
+        git init &&
+        git pull --rebase .. master &&
+        git rev-parse HEAD >../actual
+       ) &&
+       test_cmp expect actual
+'
+
 test_done