Lib/dos-8x3/test_gzi.py

   1
   2 import sys, os
   3 import gzip, tempfile
   4
   5 filename = tempfile.mktemp()
   6
   7 data1 = """  int length=DEFAULTALLOC, err = Z_OK;
   8   PyObject *RetVal;
   9   int flushmode = Z_FINISH;
  10   unsigned long start_total_out;
  11
  12 """
  13
  14 data2 = """/* zlibmodule.c -- gzip-compatible data compression */
  15 /* See http://www.cdrom.com/pub/infozip/zlib/ */
  16 /* See http://www.winimage.com/zLibDll for Windows */
  17 """
  18
  19 f = gzip.GzipFile(filename, 'wb') ; f.write(data1) ; f.close()
  20
  21 f = gzip.GzipFile(filename, 'rb') ; d = f.read() ; f.close()
  22 assert d == data1
  23
  24 # Append to the previous file
  25 f = gzip.GzipFile(filename, 'ab') ; f.write(data2) ; f.close()
  26
  27 f = gzip.GzipFile(filename, 'rb') ; d = f.read() ; f.close()
  28 assert d == data1+data2
  29
  30 os.unlink( filename )