diff options
Diffstat (limited to 'test/png-roundtrip.test')
| -rwxr-xr-x | test/png-roundtrip.test | 50 |
1 files changed, 48 insertions, 2 deletions
diff --git a/test/png-roundtrip.test b/test/png-roundtrip.test index 6f25d1c3..223103c8 100755 --- a/test/png-roundtrip.test +++ b/test/png-roundtrip.test @@ -2,6 +2,52 @@ # This script tests: pngtopnm pnmtopng # Also requires: -${PBM_TESTPREFIX}pnmtopng testimg.ppm | ${PBM_TESTPREFIX}pngtopnm | cksum -${PBM_TESTPREFIX}pnmtopng testgrid.pbm | ${PBM_TESTPREFIX}pngtopnm | cksum + alias pngtopnm="${PBM_TESTPREFIX}pngtopnm" + alias pnmtopng="${PBM_TESTPREFIX}pnmtopng" + shopt -s expand_aliases +## Fails because .ok not set yet. + +# Test 1. Should print 1926073387 101484 18 times +for flags in "" -interlace \ + -gamma=.45 \ + -hist \ + -nofilter \ + -sub \ + -up \ + -avg \ + -paeth \ + -compression=9 \ + "-compression=0 -comp_mem=1 -comp_window=8 -comp_buffer=512" \ + "-compression=9 -comp_mem=1 -comp_window=15 -comp_buffer=512" \ + "-compression=9 -comp_mem=1 -comp_window=8 -comp_buffer=512" \ + "-compression=0 -comp_mem=9 -comp_window=8 -comp_buffer=512" \ + "-compression=9 -comp_mem=9 -comp_window=15 -comp_buffer=8096" \ + -comp_strategy=huffman_only \ + -comp_strategy=filtered \ + -force + do +pnmtopng testimg.ppm $flags | pngtopnm | cksum +done + +# Test 2. Should print 2425386270 41 18 times +for flags in "" -interlace \ + -gamma=.45 \ + -hist \ + -nofilter \ + -sub \ + -up \ + -avg \ + -paeth \ + -compression=9 \ + "-compression=0 -comp_mem=1 -comp_window=8 -comp_buffer=512" \ + "-compression=9 -comp_mem=1 -comp_window=15 -comp_buffer=512" \ + "-compression=9 -comp_mem=1 -comp_window=8 -comp_buffer=512" \ + "-compression=0 -comp_mem=9 -comp_window=8 -comp_buffer=512" \ + "-compression=9 -comp_mem=9 -comp_window=15 -comp_buffer=8096" \ + -comp_strategy=huffman_only \ + -comp_strategy=filtered \ + -force + do + pnmtopng testgrid.pbm $flags | pngtopnm | cksum + done |