testing "uniq -c (occurrence count)" "uniq -c | sed 's/^[ \t]*//'" \
"1 one\n2 two\n3 three\n" "" \
"one\ntwo\ntwo\nthree\nthree\nthree\n"
-testing "uniq -d (dups only) " "uniq -d" "two\nthree\n" "" \
+testing "uniq -d (dups only)" "uniq -d" "two\nthree\n" "" \
"one\ntwo\ntwo\nthree\nthree\nthree\n"
testing "uniq -f -s (skip fields and chars)" "uniq -f2 -s 3" \