1 | #!/bin/sh
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2 |
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3 | # SUSv3 compliant uniq tests.
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4 | # Copyright 2005 by Rob Landley <rob@landley.net>
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5 | # Licensed under GPL v2, see file LICENSE for details.
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6 |
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7 | # AUDIT: Full SUSv3 coverage (except internationalization).
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8 |
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9 | . testing.sh
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10 |
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11 | # testing "test name" "options" "expected result" "file input" "stdin"
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12 | # file input will be file called "input"
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13 | # test can create a file "actual" instead of writing to stdout
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14 |
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15 | # Test exit status
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16 |
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17 | testing "uniq (exit with error)" "uniq nonexistent 2> /dev/null || echo yes" \
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18 | "yes\n" "" ""
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19 | testing "uniq (exit success)" "uniq /dev/null && echo yes" "yes\n" "" ""
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20 |
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21 | # Test various data sources and destinations
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22 |
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23 | testing "uniq (default to stdin)" "uniq" "one\ntwo\nthree\n" "" \
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24 | "one\ntwo\ntwo\nthree\nthree\nthree\n"
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25 | testing "uniq - (specify stdin)" "uniq -" "one\ntwo\nthree\n" "" \
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26 | "one\ntwo\ntwo\nthree\nthree\nthree\n"
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27 | testing "uniq input (specify file)" "uniq input" "one\ntwo\nthree\n" \
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28 | "one\ntwo\ntwo\nthree\nthree\nthree\n" ""
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29 |
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30 | testing "uniq input outfile (two files)" "uniq input actual > /dev/null" \
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31 | "one\ntwo\nthree\n" "one\ntwo\ntwo\nthree\nthree\nthree\n" ""
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32 | testing "uniq (stdin) outfile" "uniq - actual" \
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33 | "one\ntwo\nthree\n" "" "one\ntwo\ntwo\nthree\nthree\nthree\n"
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34 | # Note: SUSv3 doesn't seem to require support for "-" output, but we do anyway.
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35 | testing "uniq input - (specify stdout)" "uniq input -" \
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36 | "one\ntwo\nthree\n" "one\ntwo\ntwo\nthree\nthree\nthree\n" ""
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37 |
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38 |
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39 | #-f skip fields
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40 | #-s skip chars
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41 | #-c occurrences
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42 | #-d dups only
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43 | #-u
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44 |
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45 | # Test various command line options
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46 |
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47 | # Leading whitespace is a minor technical violation of the spec,
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48 | # but since gnu does it...
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49 | testing "uniq -c (occurrence count)" "uniq -c | sed 's/^[ \t]*//'" \
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50 | "1 one\n2 two\n3 three\n" "" \
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51 | "one\ntwo\ntwo\nthree\nthree\nthree\n"
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52 | testing "uniq -d (dups only) " "uniq -d" "two\nthree\n" "" \
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53 | "one\ntwo\ntwo\nthree\nthree\nthree\n"
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54 |
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55 | testing "uniq -f -s (skip fields and chars)" "uniq -f2 -s 3" \
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56 | "cc dd ee8
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57 | aa bb cc9
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58 | " "" \
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59 | "cc dd ee8
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60 | bb cc dd8
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61 | aa bb cc9
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62 | "
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63 |
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64 | # -d is "Suppress the writing fo lines that are not repeated in the input."
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65 | # -u is "Suppress the writing of lines that are repeated in the input."
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66 | # Therefore, together this means they should produce no output.
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67 | testing "uniq -u and -d produce no output" "uniq -d -u" "" "" \
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68 | "one\ntwo\ntwo\nthree\nthree\nthree\n"
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69 |
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70 | exit $FAILCOUNT
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