celery/t/unit/events/test_cursesmon.py

from __future__ import absolute_import, unicode_literals

from case import skip


class MockWindow(object):

    def getmaxyx(self):
        return self.y, self.x


@skip.unless_module('curses', import_errors=(ImportError, OSError))
class test_CursesDisplay:

    def setup(self):
        from celery.events import cursesmon
        self.monitor = cursesmon.CursesMonitor(object(), app=self.app)
        self.win = MockWindow()
        self.monitor.win = self.win

    def test_format_row_with_default_widths(self):
        self.win.x, self.win.y = 91, 24
        row = self.monitor.format_row(
            '783da208-77d0-40ca-b3d6-37dd6dbb55d3',
            'task.task.task.task.task.task.task.task.task.tas',
            'workerworkerworkerworkerworkerworkerworkerworker',
            '21:13:20',
            'SUCCESS')
        assert ('783da208-77d0-40ca-b3d6-37dd6dbb55d3 '
                'workerworker... task.task.[.]tas 21:13:20 SUCCESS ' == row)

    def test_format_row_with_truncated_uuid(self):
        self.win.x, self.win.y = 80, 24
        row = self.monitor.format_row(
            '783da208-77d0-40ca-b3d6-37dd6dbb55d3',
            'task.task.task.task.task.task.task.task.task.tas',
            'workerworkerworkerworkerworkerworkerworkerworker',
            '21:13:20',
            'SUCCESS')
        expected = ('783da208-77d0-40ca-b3d... workerworker... '
                    'task.task.[.]tas 21:13:20 SUCCESS ')
        assert row == expected

    def test_format_title_row(self):
        self.win.x, self.win.y = 80, 24
        row = self.monitor.format_row('UUID', 'TASK',
                                      'WORKER', 'TIME', 'STATE')
        assert ('UUID                      WORKER          '
                'TASK             TIME     STATE   ' == row)

    def test_format_row_for_wide_screen_with_short_uuid(self):
        self.win.x, self.win.y = 140, 24
        row = self.monitor.format_row(
            '783da208-77d0-40ca-b3d6-37dd6dbb55d3',
            'task.task.task.task.task.task.task.task.task.tas',
            'workerworkerworkerworkerworkerworkerworkerworker',
            '21:13:20',
            'SUCCESS')
        assert len(row) == 136
        assert ('783da208-77d0-40ca-b3d6-37dd6dbb55d3 '
                'workerworkerworkerworkerworkerworker... '
                'task.task.task.task.task.task.task.[.]tas '
                '21:13:20 SUCCESS ' == row)