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Viewing changes to bzrlib/tests/test_ui.py

  • Committer: Jelmer Vernooij
  • Date: 2012-06-18 11:43:07 UTC
  • mfrom: (6437.54.10 2.5)
  • mto: This revision was merged to the branch mainline in revision 6525.
  • Revision ID: jelmer@samba.org-20120618114307-zeazlym311p38m98
Merge 2.5.

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bzrlib/tests/test_ui.py
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    )
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from bzrlib.tests import (
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    fixtures,
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    test_progress,
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    )
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from bzrlib.ui import text as _mod_ui_text
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from bzrlib.tests.testui import (
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    )
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class TTYStringIO(StringIO):
 
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    """A helper class which makes a StringIO look like a terminal"""
 
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    def isatty(self):
 
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        return True
 
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class NonTTYStringIO(StringIO):
 
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    """Helper that implements isatty() but returns False"""
 
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    def isatty(self):
 
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        return False
 
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class TestUIConfiguration(tests.TestCaseWithTransport):
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    def test_output_encoding_configuration(self):
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    def test_text_factory_prompts_and_clears(self):
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        # a get_boolean call should clear the pb before prompting
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        out = test_progress._TTYStringIO()
 
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        out = TTYStringIO()
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        self.overrideEnv('TERM', 'xterm')
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        factory = _mod_ui_text.TextUIFactory(
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            stdin=tests.StringIOWrapper("yada\ny\n"),
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    def test_quietness(self):
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        self.overrideEnv('BZR_PROGRESS_BAR', 'text')
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        ui_factory = _mod_ui_text.TextUIFactory(None,
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            test_progress._TTYStringIO(),
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            test_progress._TTYStringIO())
 
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            TTYStringIO(),
 
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            TTYStringIO())
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        self.assertIsInstance(ui_factory._progress_view,
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            _mod_ui_text.TextProgressView)
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        ui_factory.be_quiet(True)
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    def test_progress_construction(self):
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        """TextUIFactory constructs the right progress view.
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        """
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        TTYStringIO = test_progress._TTYStringIO
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        FileStringIO = tests.StringIOWrapper
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        for (file_class, term, pb, expected_pb_class) in (
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            # on an xterm, either use them or not as the user requests,
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    def test_text_ui_non_terminal(self):
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        """Even on non-ttys, make_ui_for_terminal gives a text ui."""
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        stdin = test_progress._NonTTYStringIO('')
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        stderr = test_progress._NonTTYStringIO()
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        stdout = test_progress._NonTTYStringIO()
 
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        stdin = NonTTYStringIO('')
 
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        stderr = NonTTYStringIO()
 
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        stdout = NonTTYStringIO()
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        for term_type in ['dumb', None, 'xterm']:
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            self.overrideEnv('TERM', term_type)
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            uif = _mod_ui.make_ui_for_terminal(stdin, stdout, stderr)