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. functions
inj() { injectfield date 'to: nobody' "$@"; }
echo "Checking that inject inserts a date line."
test -n "`inj`"
echo "Checking that inject preserves an existing date line."
inj "date: foo" | grep '^ foo$' >/dev/null
echo "Checking that inject does not add more date lines."
test 1 -eq `inj "date: foo" | wc -l`
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