def test_summarize(self):
"""Test summarize method. """
objects = [1, 'a', 'b', 'a', 5, [], {}]
expected = [[summary._repr(''), 3, 3*_getsizeof('a')],\
[summary._repr(1), 2, 2*_getsizeof(1)],\
[summary._repr([]), 1, _getsizeof([])],\
[summary._repr({}), 1, _getsizeof({})]]
res = summary.summarize(objects)
for row_e in res:
self.assert_(row_e in expected)
def test_sweep(self):
"""Test that all and only empty entries are removed from a summary."""
objects = ['the', 'quick', 'brown', 'fox', 1298, 123, 234, [], {}]
summ = summary.summarize(objects)
# correct removal of rows when sizes are empty
summary._subtract(summ, {})
summary._subtract(summ, [])
summ = summary._sweep(summ)
found_dict = found_tuple = False
for row in summ:
if row[0] == "<type 'dict'>":
found_dict = True
if row[0] == "<type 'tuple'>":
found_tuple = True
self.assert_(found_dict == False)
self.assert_(found_tuple == False)
# do not remove row if one of the sizes is not empty
# e.g. if the number of objects of a type did not change, but the
# total size did
summ = summary._subtract(summ, 'the')
summ = summary._subtract(summ, 'quick')
summ = summary._subtract(summ, 'brown')
summ = summary._subtract(summ, '42')
summ = summary._sweep(summ)
found_string = False
for row in summ:
if row[0] == summary._repr(''):
found_string = True
self.assert_(row[1] == 0)
totalsize = _getsizeof('fox') - _getsizeof('42')
self.assert_(row[2] == totalsize)
self.assert_(found_string == True)
def test_subtract(self):
"""Test that a single object's data is correctly subtracted from a summary.
- result in correct total size and total number of objects
- if object was not listed before, it should be listed negative
afterwards
"""
objects = ['the', 'quick', 'brown', 'fox', 1298, 123, 234, [], {}]
summ = summary.summarize(objects)
summary._subtract(summ, 'the')
summary._subtract(summ, {})
summary._subtract(summ, (1,))
# to verify that these rows where actually included afterwards
checked_str = checked_dict = checked_tuple = False
for row in summ:
if row[0] == summary._repr(''):
totalsize = _getsizeof('quick') + _getsizeof('brown') +\
_getsizeof('fox')
self.assert_(row[1] == 3, "%s != %s" % (row[1], 3))
self.assert_(row[2] == totalsize, totalsize)
checked_str = True
if row[0] == summary._repr({}):
self.assert_(row[1] == 0)
self.assert_(row[2] == 0)
checked_dict = True
if row[0] == summary._repr((1,)):
self.assert_(row[1] == -1)
self.assert_(row[2] == -_getsizeof((1,)))
checked_tuple = True
self.assert_(checked_str, "no str found in summary")
self.assert_(checked_dict, "no dict found in summary")
self.assert_(checked_tuple, "no tuple found in summary")
summary._subtract(summ, 'quick')
summary._subtract(summ, 'brown')
checked_str = False
for row in summ:
if row[0] == summary._repr(''):
self.assert_(row[1] == 1)
self.assert_(row[2] == _getsizeof('fox'))
checked_str = True
self.assert_(checked_str, "no str found in summ")
def test_repr(self):
"""Test that the right representation is returned. """
self.assert_(summary._repr(''), "<type 'str'>")
self.assert_(summary._repr('', 1), "<type 'str'>")
self.assert_(summary._repr('', verbosity=1), "<type 'str'>")
self.assert_(summary._repr('', verbosity=100), "<type 'str'>")
def gui_default_str_function(o):
"""Default str function for InteractiveBrowser."""
return summary._repr(o) + '(id=%s)' % id(o)
def gui_default_str_function(o):
"""Default str function for InteractiveBrowser."""
return summary._repr(o) + '(id=%s)' % id(o)