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system-test: check jpeg and webp rewriting quality

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Jeff Kaufman
2013-04-05 10:41:07 -04:00
parent 70c74813c0
commit 465594c5a6
1 changed files with 25 additions and 0 deletions
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test/nginx_system_test.sh
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@@ -415,4 +415,29 @@ fetch_until -save -recursive $URL 'grep -c .pagespeed.ic' 2 # 2 images optimized
# is tuned to avoid that.
check_file_size "$OUTDIR/*256x192*Puzzle*" -le 8157 # resized
IMAGES_QUALITY="ModPagespeedImageRecompressionQuality"
JPEG_QUALITY="ModPagespeedJpegRecompressionQuality"
WEBP_QUALITY="ModPagespeedImageWebpRecompressionQuality"
start_test quality of jpeg output images
IMG_REWRITE=$TEST_ROOT"/jpeg_rewriting/rewrite_images.html"
REWRITE_URL=$IMG_REWRITE"?ModPagespeedFilters=rewrite_images"
URL=$REWRITE_URL",recompress_jpeg&"$IMAGES_QUALITY"=85&"$JPEG_QUALITY"=70"
fetch_until -save -recursive $URL 'grep -c .pagespeed.ic' 2 # 2 images optimized
#
# If this this test fails because the image size is 7673 bytes it means
# that image_rewrite_filter.cc decided it was a good idea to convert to
# progressive jpeg, and in this case it's not. See the not above on
# kJpegPixelToByteRatio.
check_file_size "$OUTDIR/*256x192*Puzzle*" -le 7564 # resized
start_test quality of webp output images
rm -rf $OUTDIR
mkdir $OUTDIR
IMG_REWRITE=$TEST_ROOT"/webp_rewriting/rewrite_images.html"
REWRITE_URL=$IMG_REWRITE"?ModPagespeedFilters=rewrite_images"
URL=$REWRITE_URL",convert_jpeg_to_webp&"$IMAGES_QUALITY"=75&"$WEBP_QUALITY"=65"
check run_wget_with_args --header 'X-PSA-Blocking-Rewrite: psatest' $URL
check_file_size "$OUTDIR/*webp*" -le 1784 # resized, optimized to webp
check_failures_and_exit