tests/1.8/stress/metadata/pass/many-stream-class/test.py

   1 #!/usr/bin/env python3
   2
   3 # Expects either "prepare" or "clean" argument
   4
   5 import sys
   6 import os
   7 import struct
   8
   9 def arg_err():
  10         print('Please specify "prepare <SIZE>" or "clean <SIZE>" as first argument.')
  11         sys.exit(-1)
  12
  13 if (len(sys.argv) <= 1):
  14         arg_err()
  15 mode = sys.argv[1]
  16 if (len(sys.argv) <= 2):
  17         arg_err()
  18 array_len = int(sys.argv[2])
  19
  20 tracedir_name = './trace-' + str(array_len) + '/'
  21 output_metadata = tracedir_name + 'metadata'
  22 output_stream = tracedir_name + 'stream'
  23
  24
  25 def write_binary(f, arr):
  26         f.write(bytes(arr))
  27
  28 def generate_metadata(array_len):
  29         # Generate metadata
  30         metadata_str = \
  31         ( '/* CTF 1.8 */\n'
  32         '\n'
  33         'typealias integer {{ size = 8; align = 8; signed = false; base = 10; }} := uint8_t;\n'
  34         'typealias integer {{ size = 32; align = 8; signed = false; base = hex; }} := uint32_t;\n'
  35         'typealias integer {{ size = 64; align = 8; signed = false; base = hex; }} := uint64_t;\n'
  36         '\n'
  37         'trace {{\n'
  38         '       major = 0;\n'
  39         '       minor = 0;\n'
  40         '       uuid = "2a6422d0-6cee-11e0-8c08-cb07d7b3a564";\n'
  41         '       byte_order = le;\n'
  42         '       packet.header := struct {{\n'
  43         '               uint32_t magic;\n'
  44         '               uint8_t uuid[16];\n'
  45         '               uint64_t stream_id;\n'
  46         '       }};\n'
  47         '}};\n'
  48         '\n').format()
  49
  50         metadata_stream_class = \
  51         ('stream {{\n'
  52         '       id = {};\n'
  53         '}};\n')
  54
  55         metadata_f = open(output_metadata, 'w')
  56         metadata_f.write(metadata_str)
  57         for i in range(array_len):
  58                 metadata_f.write(metadata_stream_class.format(i))
  59         metadata_f.close()
  60
  61 def test_prepare():
  62         print('Preparing test for ' + str(array_len) + ' stream class')
  63         os.mkdir(tracedir_name)
  64         generate_metadata(array_len)
  65
  66 def test_clean():
  67         print('Cleaning up test for ' + str(array_len) + ' stream class')
  68         try:
  69                 os.remove(output_metadata)
  70         except:
  71                 pass
  72         try:
  73                 os.rmdir(tracedir_name)
  74         except:
  75                 pass
  76
  77 if (mode == "prepare"):
  78         test_clean()
  79         test_prepare()
  80 elif (mode == "clean"):
  81         test_clean()
  82 else:
  83         arg_err()