def test_widths(self):
fmt = TimeFormatter()
scale = TimeScale(minutes = 5)
test_intervals = ([(2005,3,15,10,30), (2005,3,15,10,50), 50],
)
print
for start, end, width in test_intervals:
est_width = scale.label_width(DTS(*start), DTS(*end), char_width=width)
print start, end,
print " avail:", width, "est:", est_width[1], "numlabels:", est_width[0]
return
def test_none_time(self):
testee = TimeFormatter(None, 59)
self.assertEqual("--:--", testee.format())
testee = TimeFormatter(23, None)
self.assertEqual("--:--", testee.format())
testee = TimeFormatter(None, None)
self.assertEqual("--:--", testee.format())
def test_labels(self):
fmt = TimeFormatter()
scale = ScaleSystem(*HMSScales)
test_intervals = ([(2005,3,15,10,30), (2005,3,15,10,50), 150],
)
print
for start, end, width in test_intervals:
labels = scale.labels(DTS(*start), DTS(*end), char_width=width)
print start, end, " avail:", width,
print " used:", sum([len(x[1]) for x in labels]),
print labels
return
def __init__(self, **kw_interval):
""" Defines the time period that this scale uses.
"""
self.formatter = kw_interval.pop("formatter", TimeFormatter())
unit, val = kw_interval.items()[0]
self.unit = unit
if "_of_" in unit:
# Calendar time interval - divide by the number of ticks per larger
# unit of time to get an average resolution
if type(val) in (int, float):
val = [val]
self.vals = val
self.resolution = self.SECS_PER_UNIT[unit] / float(len(val))
else:
self.val = val
self.resolution = val * self.SECS_PER_UNIT[unit]
return
def test_non_none_time(self):
testee = TimeFormatter(23, 59)
self.assertEqual("23:59", testee.format())