test -f c2.c
'
+test_expect_success 'fast-forward pull succeeds with "true" in pull.ff' '
+ git reset --hard c0 &&
+ test_config pull.ff true &&
+ git pull . c1 &&
+ test "$(git rev-parse HEAD)" = "$(git rev-parse c1)"
+'
+
+test_expect_success 'fast-forward pull creates merge with "false" in pull.ff' '
+ git reset --hard c0 &&
+ test_config pull.ff false &&
+ git pull . c1 &&
+ test "$(git rev-parse HEAD^1)" = "$(git rev-parse c0)" &&
+ test "$(git rev-parse HEAD^2)" = "$(git rev-parse c1)"
+'
+
+test_expect_success 'pull prevents non-fast-forward with "only" in pull.ff' '
+ git reset --hard c1 &&
+ test_config pull.ff only &&
+ test_must_fail git pull . c3
+'
+
test_expect_success 'merge c1 with c2 (ours in pull.twohead)' '
git reset --hard c1 &&
git config pull.twohead ours &&