)
'
+test_expect_success 'git pull does not add a sign-off line' '
+ test_when_finished "rm -fr src dst actual" &&
+ git init src &&
+ test_commit -C src one &&
+ git clone src dst &&
+ test_commit -C src two &&
+ git -C dst pull --no-ff &&
+ git -C dst show -s --pretty="format:%(trailers)" HEAD >actual &&
+ test_must_be_empty actual
+'
+
+test_expect_success 'git pull --no-signoff does not add sign-off line' '
+ test_when_finished "rm -fr src dst actual" &&
+ git init src &&
+ test_commit -C src one &&
+ git clone src dst &&
+ test_commit -C src two &&
+ git -C dst pull --no-signoff --no-ff &&
+ git -C dst show -s --pretty="format:%(trailers)" HEAD >actual &&
+ test_must_be_empty actual
+'
+
+test_expect_success 'git pull --signoff add a sign-off line' '
+ test_when_finished "rm -fr src dst expected actual" &&
+ echo "Signed-off-by: $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>" >expected &&
+ git init src &&
+ test_commit -C src one &&
+ git clone src dst &&
+ test_commit -C src two &&
+ git -C dst pull --signoff --no-ff &&
+ git -C dst show -s --pretty="format:%(trailers)" HEAD >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success 'git pull --no-signoff flag cancels --signoff flag' '
+ test_when_finished "rm -fr src dst actual" &&
+ git init src &&
+ test_commit -C src one &&
+ git clone src dst &&
+ test_commit -C src two &&
+ git -C dst pull --signoff --no-signoff --no-ff &&
+ git -C dst show -s --pretty="format:%(trailers)" HEAD >actual &&
+ test_must_be_empty actual
+'
+
test_done