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Roger E. Masse 1996-12-20 21:52:29 +00:00
parent 3507f502c9
commit 4455cd8e19
1 changed files with 11 additions and 4 deletions
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15
Lib/test/test_imgfile.py
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@ -1,3 +1,7 @@
#! /usr/bin/env python
"""Simple test script for imgfile.c
Roger E. Masse
"""
from test_support import verbose from test_support import verbose
import imgfile import imgfile
@ -5,13 +9,16 @@ import imgfile
def main(): def main():
# Test a 3 byte color image
testimage('test.rgb') testimage('test.rgb')
# Test a 1 byte greyscale image
testimage('greytest.rgb') testimage('greytest.rgb')
def testimage(name): def testimage(name):
"""return a tuple consisting of """Run through the imgfile's battery of possible methods
image (in 'imgfile' format) width, height, size on the image passed in name.
""" """
import sys import sys
@ -22,8 +29,8 @@ def testimage(name):
# try opening the name directly # try opening the name directly
try: try:
# This function returns a tuple (x, y, z) where x and y are the size of # This function returns a tuple (x, y, z) where x and y are the size
# the image in pixels and z is the number of bytes per pixel. Only # of the image in pixels and z is the number of bytes per pixel. Only
# 3 byte RGB pixels and 1 byte greyscale pixels are supported. # 3 byte RGB pixels and 1 byte greyscale pixels are supported.
sizes = imgfile.getsizes(name) sizes = imgfile.getsizes(name)
except imgfile.error: except imgfile.error: