def test_get_last_point(self):
chart = ControlChart(SERIES_UNDER_CONTROL)
last_index = len(SERIES_UNDER_CONTROL) - 1
expected_last_point = (last_index, SERIES_UNDER_CONTROL[last_index])
last_point = chart.get_last_point()
print "expected_last_point: {}".format(expected_last_point)
print "last_point: {}".format(last_point)
self.assertEquals(expected_last_point, last_point)
def test_get_last_point(self):
chart = ControlChart(SERIES_UNDER_CONTROL)
last_index = len(SERIES_UNDER_CONTROL) - 1
expected_last_point = (last_index, SERIES_UNDER_CONTROL[last_index])
last_point = chart.get_last_point()
print "expected_last_point: {}".format(expected_last_point)
print "last_point: {}".format(last_point)
self.assertEquals(expected_last_point, last_point)
def test_chart_can_get_last_point_when_only_one_point_exists(self):
series = (42, )
chart = ControlChart(series)
self.assertEquals((0, 42), chart.get_last_point())
def test_chart_handles_get_last_point_on_empty_series_gracefully(self):
series = ()
chart = ControlChart(series)
self.assertIsNone(chart.get_last_point())
def test_chart_can_get_last_point_when_only_one_point_exists(self):
series = (42,)
chart = ControlChart(series)
self.assertEquals((0, 42), chart.get_last_point())
def test_chart_handles_get_last_point_on_empty_series_gracefully(self):
series = ()
chart = ControlChart(series)
self.assertIsNone(chart.get_last_point())
