tests/test_streaming.py

   1 # -*- coding: utf-8 -*-
   2 """
   3     unit test for streaming interface
   4     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   5
   6     :copyright: 2007 by Armin Ronacher.
   7     :license: BSD, see LICENSE for more details.
   8 """
   9
  10
  11 test_basic_streaming = r"""
  12 >>> tmpl = env.from_string("<ul>{% for item in seq %}<li>{{ loop.index "
  13 ...                        "}} - {{ item }}</li>{%- endfor %}</ul>")
  14 >>> stream = tmpl.stream(seq=range(4))
  15 >>> stream.next()
  16 u'<ul>'
  17 >>> stream.next()
  18 u'<li>1 - 0</li>'
  19 >>> stream.next()
  20 u'<li>2 - 1</li>'
  21 >>> stream.next()
  22 u'<li>3 - 2</li>'
  23 >>> stream.next()
  24 u'<li>4 - 3</li>'
  25 >>> stream.next()
  26 u'</ul>'
  27 """
  28
  29 test_buffered_streaming = r"""
  30 >>> tmpl = env.from_string("<ul>{% for item in seq %}<li>{{ loop.index "
  31 ...                        "}} - {{ item }}</li>{%- endfor %}</ul>")
  32 >>> stream = tmpl.stream(seq=range(4))
  33 >>> stream.enable_buffering(size=3)
  34 >>> stream.next()
  35 u'<ul><li>1 - 0</li><li>2 - 1</li>'
  36 >>> stream.next()
  37 u'<li>3 - 2</li><li>4 - 3</li></ul>'
  38 """
  39
  40 test_streaming_behavior = r"""
  41 >>> tmpl = env.from_string("")
  42 >>> stream = tmpl.stream()
  43 >>> stream.buffered
  44 False
  45 >>> stream.enable_buffering(20)
  46 >>> stream.buffered
  47 True
  48 >>> stream.disable_buffering()
  49 >>> stream.buffered
  50 False
  51 """