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Diffstat (limited to 'test/pnmpad-extend-enlarge.test')
| -rwxr-xr-x | test/pnmpad-extend-enlarge.test | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/test/pnmpad-extend-enlarge.test b/test/pnmpad-extend-enlarge.test new file mode 100755 index 00000000..fde609a6 --- /dev/null +++ b/test/pnmpad-extend-enlarge.test @@ -0,0 +1,177 @@ +#! /bin/sh +# This script tests: pnmpad pamenlarge +# Also requires: pamcat pamcut pamenlarge pbmmake pbmnoise pgmmake pgmnoise +# Also requires: ppmmake ppmpat + +# If the padding function for -extend-edge is altered, make sure to run this +# test in a more thorough form. Replace "for leftpad in 0 1 7 9 16" +# with "for leftpad in `seq 0 16`". + +tmpdir=${tmpdir:-/tmp} +test_pnm=${tmpdir}/test.pnm + +padded_pnm=${tmpdir}/padded.pnm +#middle_pnm=${tmpdir}/middle.pnm +left_pnm=${tmpdir}/left.pnm +right_pnm=${tmpdir}/right.pnm +top_pnm=${tmpdir}/top.pnm +bottom_pnm=${tmpdir}/bottom.pnm + +echo "Test 1. Should print match forty-eight (24x2) times" + +for generator in "pbmnoise -randomseed=100 17 17" \ + "ppmpat -tartan -randomseed=100 11 11" + do + ${generator} > ${test_pnm} + for leftpad in 0 1 7 9 16 + do + for rightpad in 0 1 8 + do + pnmpad -extend-edge -l=${leftpad} -r=${rightpad} ${test_pnm} > ${padded_pnm} + pamcut -left=0 -width=1 ${test_pnm} |\ + pamenlarge -xscale=$(( ${leftpad} + 1 )) > ${left_pnm} + pamcut -right=-1 -width=1 ${test_pnm} |\ + pamenlarge -xscale=$(( ${rightpad} + 1 )) > ${right_pnm} + pamcut -cropleft=1 -cropright=1 ${test_pnm} |\ + pamcat -lr ${left_pnm} - ${right_pnm} |\ + cmp -s - ${padded_pnm} && echo "match" ||\ + echo "no match: lr ${generator} ${leftpad} ${rightpad}"; + rm ${left_pnm} ${right_pnm} ${padded_pnm} + done + done + + for toppad in 0 2 5 + do + for bottompad in 0 1 10 + do + pnmpad -extend-edge -t=${toppad} -b=${bottompad} ${test_pnm} > ${padded_pnm} + pamcut -top=0 -height=1 ${test_pnm} |\ + pamenlarge -yscale=$(( ${toppad} + 1 )) > ${top_pnm} + pamcut -bottom=-1 -height=1 ${test_pnm} |\ + pamenlarge -yscale=$(( ${bottompad} + 1 )) > ${bottom_pnm} + pamcut -croptop=1 -cropbottom=1 ${test_pnm} |\ + pamcat -tb ${top_pnm} - ${bottom_pnm} |\ + cmp -s - ${padded_pnm} && echo "match" ||\ + echo "no match: tb ${generator} ${toppad} ${bottompad}"; + rm ${top_pnm} ${bottom_pnm} ${padded_pnm} + done + done + rm ${test_pnm} +done + + +echo "Test 2. Should print match thirty-six (18x2) times" + +for generator in "pbmnoise -randomseed=100 17 17" \ + "ppmpat -tartan -randomseed=100 11 11" + do + ${generator} > ${test_pnm} + for leftpad in 0 1 2 + do + for rightpad in 0 1 3 + do + pnmpad -extend-edge -l=${leftpad} -r=${rightpad} ${test_pnm} > ${padded_pnm} + pamcut -left=0 -width=1 ${test_pnm} |\ + pamenlarge -xscale=$(( ${leftpad} + 1 )) > ${left_pnm} + pamcut -right=-1 -width=1 ${test_pnm} |\ + pamenlarge -xscale=$(( ${rightpad} + 1 )) > ${right_pnm} + pamcut -cropleft=1 -cropright=1 ${test_pnm} |\ + pamcat -lr ${left_pnm} - ${right_pnm} |\ + cmp -s - ${padded_pnm} && echo "match" ||\ + echo "no match: lr ${generator} ${leftpad} ${rightpad}"; + rm ${left_pnm} ${right_pnm} ${padded_pnm} + done + done + + for toppad in 0 1 12 + do + for bottompad in 0 1 5 + do + pnmpad -extend-edge -t=${toppad} -b=${bottompad} ${test_pnm} > ${padded_pnm} + pamcut -top=0 -height=1 ${test_pnm} |\ + pamenlarge -yscale=$(( ${toppad} + 1 )) > ${top_pnm} + pamcut -bottom=-1 -height=1 ${test_pnm} |\ + pamenlarge -yscale=$(( ${bottompad} + 1 )) > ${bottom_pnm} + pamcut -croptop=1 -cropbottom=1 ${test_pnm} |\ + pamcat -tb ${top_pnm} - ${bottom_pnm} |\ + cmp -s - ${padded_pnm} && echo "match" ||\ + echo "no match: tb ${generator} ${toppad} ${bottompad}"; + rm ${top_pnm} ${bottom_pnm} ${padded_pnm} + done + done + rm ${test_pnm} +done + + +echo "Test 3. Should print match twenty-four (4x6) times" + +stretch_pnm=${tmpdir}/stretch.pnm + +for generator in "pbmmake -b 1 1" \ + "pbmmake -b 1 11" \ + "pbmmake -w 1 1" \ + "pbmmake -w 1 8" \ + "pbmnoise -randomseed=100 1 17" \ + "pgmnoise -randomseed=100 1 12" + do + ${generator} > ${test_pnm} + pamenlarge -xscale=17 ${test_pnm} > ${stretch_pnm} + + for leftpad in 0 1 7 16 + do + pnmpad -extend-edge -l=${leftpad} -r=$((16 - ${leftpad})) ${test_pnm} |\ + cmp -s - ${stretch_pnm} && echo "match" ||\ + echo "no match: ${generator} ${leftpad}"; + done + rm ${stretch_pnm} ${test_pnm} +done + + +echo "Test 4. Should print match eighteen (3x6) times" + +stretch_pnm=${tmpdir}/stretch.pnm + +for generator in "pbmmake -b 1 1" \ + "pbmmake -b 8 1" \ + "pbmmake -w 1 1" \ + "pbmmake -w 3 1" \ + "pbmnoise -randomseed=100 17 1" \ + "pgmnoise -randomseed=100 8 1" + do + ${generator} > ${test_pnm} + pamenlarge -yscale=15 ${test_pnm} > ${stretch_pnm} + + for toppad in 0 1 14 + do + pnmpad -extend-edge -t=${toppad} -b=$((14 - ${toppad})) ${test_pnm} |\ + cmp -s - ${stretch_pnm} && echo "match" ||\ + echo "no match: ${generator} ${toppad}"; + done + rm ${stretch_pnm} ${test_pnm} +done + + +echo "Test 5. Should print match thirty-two (8x4) times" + +stretch_pnm=${tmpdir}/stretch.pnm + +for generator in "pbmmake -b 1 1" \ + "pbmmake -w 1 1" \ + "pgmmake 0.3 1 1" \ + "ppmmake rgbi:0.5/0.3/0.8 1 1" + do + ${generator} > ${test_pnm} + pamenlarge -xscale=66 -yscale=10 ${test_pnm} > ${stretch_pnm} + + for toppad in 0 8 + do + for leftpad in 0 1 15 64 + do + pnmpad -extend-edge -t=${toppad} -b=$((9 - ${toppad})) \ + -l=${leftpad} -r=$((65 - ${leftpad})) ${test_pnm} |\ + cmp -s - ${stretch_pnm} && echo "match" ||\ + echo "no match: ${generator} ${toppad} ${leftpad}" + done + done + rm ${stretch_pnm} ${test_pnm} +done |