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-rwxr-xr-xthird_party/git/t/t3429-rebase-edit-todo.sh36
1 files changed, 36 insertions, 0 deletions
diff --git a/third_party/git/t/t3429-rebase-edit-todo.sh b/third_party/git/t/t3429-rebase-edit-todo.sh
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index 0000000000..76f6d306ea
--- /dev/null
+++ b/third_party/git/t/t3429-rebase-edit-todo.sh
@@ -0,0 +1,36 @@
+#!/bin/sh
+
+test_description='rebase should reread the todo file if an exec modifies it'
+
+. ./test-lib.sh
+
+test_expect_success 'rebase exec modifies rebase-todo' '
+	test_commit initial &&
+	todo=.git/rebase-merge/git-rebase-todo &&
+	git rebase HEAD -x "echo exec touch F >>$todo" &&
+	test -e F
+'
+
+test_expect_success SHA1 'loose object cache vs re-reading todo list' '
+	GIT_REBASE_TODO=.git/rebase-merge/git-rebase-todo &&
+	export GIT_REBASE_TODO &&
+	write_script append-todo.sh <<-\EOS &&
+	# For values 5 and 6, this yields SHA-1s with the same first two digits
+	echo "pick $(git rev-parse --short \
+		$(printf "%s\\n" \
+			"tree $EMPTY_TREE" \
+			"author A U Thor <author@example.org> $1 +0000" \
+			"committer A U Thor <author@example.org> $1 +0000" \
+			"" \
+			"$1" |
+		  git hash-object -t commit -w --stdin))" >>$GIT_REBASE_TODO
+
+	shift
+	test -z "$*" ||
+	echo "exec $0 $*" >>$GIT_REBASE_TODO
+	EOS
+
+	git rebase HEAD -x "./append-todo.sh 5 6"
+'
+
+test_done