test-lib: allow negation of prerequisites

diff --git a/t/t2007-checkout-symlink.sh b/t/t2007-checkout-symlink.sh
index a74ee227b80391b7d8e2b86159a8374663cb674d..e6f59f1914667f0001fe990656a66bb76e14a41d 100755 (executable)
--- a/t/t2007-checkout-symlink.sh
+++ b/t/t2007-checkout-symlink.sh
@@ -17,7 +17,7 @@ test_expect_success SYMLINKS setup '
        git branch side &&
 
        echo goodbye >nitfol &&
-       git add nitfol
+       git add nitfol &&
        test_tick &&
        git commit -m "master adds file nitfol" &&