Use uuencoded test images.

Lib/test/test_imgfile.py

@@ -1,13 +1,18 @@
 #! /usr/bin/env python
+
 """Simple test script for imgfile.c
    Roger E. Masse
 """
-from test_support import verbose
 
-import imgfile
+from test_support import verbose, unlink
 
-     
-def main():       
+import imgfile, uu, os
+
+    
+def main():
+
+    uu.decode(findfile('testrgb.uue'), 'test.rgb')
+    uu.decode(findfile('greyrgb.uue'), 'greytest.rgb')
 
     # Test a 3 byte color image
     testimage('test.rgb')
@@ -15,6 +20,16 @@ def main():
     # Test a 1 byte greyscale image
     testimage('greytest.rgb')
 
+    unlink('test.rgb')
+    unlink('greytest.rgb')
+
+def findfile(file):
+	if os.path.isabs(file): return file
+	import sys
+	for dn in sys.path:
+		fn = os.path.join(dn, file)
+		if os.path.exists(fn): return fn
+	return file
 
 def testimage(name):
     """Run through the imgfile's battery of possible methods