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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/ppmshift.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/ppmshift.test')
-rwxr-xr-x | test/ppmshift.test | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/test/ppmshift.test b/test/ppmshift.test new file mode 100755 index 00000000..fff193b3 --- /dev/null +++ b/test/ppmshift.test @@ -0,0 +1,42 @@ +#! /bin/bash +# This script tests: ppmshift +# Also requires: pgmtoppm + +echo "Test 1. Should print: 3705777303 101484" +ppmshift -seed=1 10 testimg.ppm | cksum + +echo "Test 2. Should print: 202790723 685" +ppmshift -seed=1 1 testgrid.pbm | cksum + +echo "Test 3. Should print: 0 0 : 0" +ppmshift -seed=1 0 testimg.ppm | cmp -s - testimg.ppm + echo ${PIPESTATUS[@]} ":" $? + +tmpdir=${tmpdir:-/tmp} +test0_ppm=${tmpdir}/test0.ppm +test14_ppm=${tmpdir}/test14.ppm + +pgmtoppm < maze.pbm > ${test0_ppm} + +echo "Test 4. Should print: 0 0 : 0" + ppmshift -seed=2 0 maze.pbm | cmp -s - ${test0_ppm} + echo ${PIPESTATUS[@]} ":" $? + +ppmshift -seed=2 14 maze.pbm > ${test14_ppm} + +for i in 1 15 16 20 1000 + do + echo "Test 5. ("$i") Should print: 1 twice" + ppmshift -seed=2 $i maze.pbm | cmp -s - ${test0_ppm} + echo $? + ppmshift -seed=2 $i maze.pbm | cmp -s - ${test14_ppm} + echo $? + done + +# In Test 5 the image files are not supposed to match. +# When cmp finds a difference, it may terminate and stop reading input from +# the pipe at that point. This may cause a "broken pipe" exception; however +# this does not always happen. The broken pipe shows up as a non-zero value +# for ${PIPESTATUS[0]}. + +rm ${test0_ppm} ${test14_ppm} |