diff options
Diffstat (limited to 'test/pamditherbw.test')
-rwxr-xr-x | test/pamditherbw.test | 52 |
1 files changed, 40 insertions, 12 deletions
diff --git a/test/pamditherbw.test b/test/pamditherbw.test index 3f377f81..7b646a88 100755 --- a/test/pamditherbw.test +++ b/test/pamditherbw.test @@ -2,31 +2,59 @@ # 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=4 -threshold -value=0.5 ${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 5. Cluster-4 +echo "Test: Cluster-4" pamditherbw -cluster4 ${test_red} | cksum -# Test 7. Atkinson -#pamditherbw -atkinson -val=0.5 ${test_red} | cksum +# Test 6. Cluster-8 +echo "Test: Cluster-8" +pamditherbw -cluster8 ${test_red} | cksum + + +echo "Test: Invalid" + +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} || echo "Expected failure 1" +pamditherbw -floyd -atkinson ${test_red} || echo "Expected failure 2" +pamditherbw -dither8 -cluster3 ${test_red} || echo "Expected failure 3" +pamditherbw -cluster3 -cluster4 ${test_red} || echo "Expected failure 4" +pamditherbw -cluster3 -cluster8 ${test_red} || echo "Expected failure 5" +pamditherbw -cluster4 -cluster8 ${test_red} || echo "Expected failure 6" +pamditherbw -clump=8 ${test_red} || echo "Expected failure 7" +pamditherbw -fs -clump=8 ${test_red} || echo "Expected failure 8" +pamditherbw -hilbert -clump=1 ${test_red} || echo "Expected failure 9" +pamditherbw -th -value=-1 ${test_red} || echo "Expected failure 10" +pamditherbw -th -value=1.1 ${test_red} || echo "Expected failure 11" -rm ${test_red} +rm ${test_red} \ No newline at end of file |