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Fix test crashes when reference image doesn't exists.

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Refs #1296 and commit 269569250c5b6535f2fdb3e5116050599ca21c70
This commit is contained in:
Hermann Kraus 2012-07-29 01:47:16 +02:00
parent 81937f7317
commit 19ed8718a3
1 changed files with 1 additions and 2 deletions
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3
tests/visual_tests/compare.py
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@ -12,7 +12,6 @@ passed = 0
def compare_pixels(pixel1, pixel2):
if pixel1 == pixel2:
return False
# will only work on little endian
r_diff = abs((pixel1 & 0xff) - (pixel2 & 0xff))
g_diff = abs(((pixel1 >> 8) & 0xff) - ((pixel2 >> 8) & 0xff))
b_diff = abs(((pixel1 >> 16) & 0xff)- ((pixel2 >> 16) & 0xff))
@ -32,7 +31,7 @@ def compare(actual, expected):
im1 = mapnik.Image.open(actual)
try:
im2 = mapnik.Image.open(expected)
except IOError:
except RuntimeError:
errors.append((None, actual, expected))
return -1
diff = 0