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# Copyright (C) 2006, 2007, 2009 Canonical Ltd
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# Copyright (C) 2006-2010 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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def make_view(self):
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view = TextProgressView(out)
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view._avail_width = lambda: 79
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def make_task(self, parent_task, view, msg, curr, total):
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task.total_cnt = total
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# <https://bugs.launchpad.net/bzr/+bug/611127> clear must actually
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# send spaces to clear the line
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out, view = self.make_view()
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task = self.make_task(None, view, 'reticulating splines', 5, 20)
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view.show_progress(task)
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'\r/ reticulating splines 5/20 \r'
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'\r/ reticulating splines 5/20 \r'
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+ '\r' + 79 * ' ' + '\r',
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def test_render_progress_no_bar(self):
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"""The default view now has a spinner but no bar."""
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out, view = self.make_view()
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# so we're in the first half of the main task, and half way through
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self.assertEqual(
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r'[####- ] reticulating splines:stage2 1/2'
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'[####- ] reticulating splines:stage2 1/2 '
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, view._render_line())
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# if the nested task is complete, then we're all the way through the
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# first half of the overall work
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task2.update('stage2', 2, 2)
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self.assertEqual(
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r'[#########\ ] reticulating splines:stage2 2/2'
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'[#########\ ] reticulating splines:stage2 2/2 '
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, view._render_line())
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def test_render_progress_sub_nested(self):
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# progress indication, just a label; and the bottom one is half done,
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# so the overall fraction is 1/4
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self.assertEqual(
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r'[####| ] a:b:c 1/2'
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'[####| ] a:b:c 1/2 '
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, view._render_line())
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def test_render_truncated(self):
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# when the bar is too long for the terminal, we prefer not to truncate
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# the counters because they might be interesting, and because
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# truncating the numbers might be misleading
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out, view = self.make_view()
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task_a = ProgressTask(None, progress_view=view)
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task_a.update('start_' + 'a' * 200 + '_end', 2000, 5000)
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line = view._render_line()
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'- start_aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.. 2000/5000',
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self.assertEqual(len(line), 79)
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def test_render_with_activity(self):
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# if the progress view has activity, it's shown before the spinner
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out, view = self.make_view()
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task_a = ProgressTask(None, progress_view=view)
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view._last_transport_msg = ' 123kB 100kB/s '
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line = view._render_line()
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self.assertEqual(len(line), 79)
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task_a.update('start_' + 'a' * 200 + '_end', 2000, 5000)
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view._last_transport_msg = ' 123kB 100kB/s '
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line = view._render_line()
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' 123kB 100kB/s \\ start_aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.. 2000/5000',
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self.assertEqual(len(line), 79)