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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2023-06-28 17:29:32 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2023-06-28 17:29:32 +0000 |
commit | 23ce26f64c34e30951ad9ade2151552ed77e7357 (patch) | |
tree | d73b31a0c2f7c7be4a69f8a8e84e00dd39c432b5 /test/pamditherbw.test | |
parent | 1b6e51a266008348ad93ed8b6ac9ec91b5024fea (diff) | |
download | netpbm-mirror-23ce26f64c34e30951ad9ade2151552ed77e7357.tar.gz netpbm-mirror-23ce26f64c34e30951ad9ade2151552ed77e7357.tar.xz netpbm-mirror-23ce26f64c34e30951ad9ade2151552ed77e7357.zip |
promote Advanced to Stable
git-svn-id: http://svn.code.sf.net/p/netpbm/code/stable@4558 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'test/pamditherbw.test')
-rwxr-xr-x | test/pamditherbw.test | 101 |
1 files changed, 89 insertions, 12 deletions
diff --git a/test/pamditherbw.test b/test/pamditherbw.test index 3f377f81..be560089 100755 --- a/test/pamditherbw.test +++ b/test/pamditherbw.test @@ -1,32 +1,109 @@ -#! /bin/bash +#! /bin/sh # This script tests: pamditherbw # Also requires: pamchannel pamtopnm - tmpdir=${tmpdir:-/tmp} test_red=${tmpdir}/testimg.red # Test 1. Simple threshold +echo "Test: simple threshold" + pamchannel -infile=testimg.ppm -tupletype="GRAYSCALE" 0 | pamtopnm | \ tee ${test_red} | \ pamditherbw -threshold -val=0.5 | cksum -# Test 2. Floyd-Steinberg -#pamditherbw -floyd -val=0.5 ${test_red} | cksum - -# Test 3. Atkinson -#pamditherbw -atkinson -val=0.5 ${test_red} | cksum -# Test 4. Hilbert +# Test 2. Hilbert +echo "Test: Hilbert" pamditherbw -hilbert ${test_red} | cksum +pamditherbw -hilbert -clump=4 ${test_red} | cksum +pamditherbw -hilbert -clump=16 ${test_red} | cksum +pamditherbw -hilbert -clump=100 ${test_red} | cksum -# Test 5. Dither-8 +# Test 3. Dither-8 +echo "Test: Dither-8" pamditherbw -dither8 ${test_red} | cksum -# Test 6. Cluster4 +# Test 4. Cluster-3 +echo "Test: Cluster-3" pamditherbw -cluster4 ${test_red} | cksum -# Test 7. Atkinson -#pamditherbw -atkinson -val=0.5 ${test_red} | cksum +# Test 5. Cluster-4 +echo "Test: Cluster-4" +pamditherbw -cluster4 ${test_red} | cksum + +# Test 6. Cluster-8 +echo "Test: Cluster-8" +pamditherbw -cluster8 ${test_red} | cksum + + +echo "Test: Invalid" + +test_out=${tmpdir}/test_out + +echo 1>&2 +echo "Invalid command-line argument combinations." 1>&2 +echo "Error messages should appear below the line." 1>&2 +echo "-----------------------------------------------------------" 1>&2 + +pamditherbw -fs -atkinson ${test_red} > ${test_out} || \ + printf "Expected failure 1" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -floyd -atkinson ${test_red} > ${test_out} || \ + printf "Expected failure 2" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -dither8 -cluster3 ${test_red} > ${test_out} || \ + printf "Expected failure 3" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -cluster3 -cluster4 ${test_red} > ${test_out} || \ + printf "Expected failure 4" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -cluster3 -cluster8 ${test_red} > ${test_out} || \ + printf "Expected failure 5" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -cluster4 -cluster8 ${test_red} > ${test_out} || \ + printf "Expected failure 6" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -hilbert -threshold ${test_red} > ${test_out} || \ + printf "Expected failure 7" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -clump=8 ${test_red} > ${test_out} || \ + printf "Expected failure 8" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -fs -clump=8 ${test_red} > ${test_out} || \ + printf "Expected failure 9" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -hilbert -clump=1 ${test_red} > ${test_out} || \ + printf "Expected failure 10" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -th -value=-1 ${test_red} > ${test_out} || \ + printf "Expected failure 11" + test -s ${test_out}; echo " "$? + rm -f ${test_out} + +pamditherbw -th -value=1.1 ${test_red} > ${test_out} || \ + printf "Expected failure 12" + test -s ${test_out}; echo " "$? + rm -f ${test_out} rm ${test_red} |