492 lines
26 KiB
Python
492 lines
26 KiB
Python
import pprint
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import test.test_support
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import unittest
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import test.test_set
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try:
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uni = unicode
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except NameError:
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def uni(x):
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return x
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# list, tuple and dict subclasses that do or don't overwrite __repr__
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class list2(list):
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pass
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class list3(list):
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def __repr__(self):
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return list.__repr__(self)
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class tuple2(tuple):
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pass
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class tuple3(tuple):
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def __repr__(self):
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return tuple.__repr__(self)
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class set2(set):
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pass
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class set3(set):
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def __repr__(self):
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return set.__repr__(self)
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class frozenset2(frozenset):
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pass
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class frozenset3(frozenset):
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def __repr__(self):
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return frozenset.__repr__(self)
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class dict2(dict):
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pass
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class dict3(dict):
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def __repr__(self):
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return dict.__repr__(self)
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class QueryTestCase(unittest.TestCase):
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def setUp(self):
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self.a = range(100)
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self.b = range(200)
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self.a[-12] = self.b
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def test_basic(self):
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# Verify .isrecursive() and .isreadable() w/o recursion
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pp = pprint.PrettyPrinter()
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for safe in (2, 2.0, 2j, "abc", [3], (2,2), {3: 3}, uni("yaddayadda"),
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bytearray(b"ghi"), True, False, None,
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self.a, self.b):
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# module-level convenience functions
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self.assertFalse(pprint.isrecursive(safe),
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"expected not isrecursive for %r" % (safe,))
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self.assertTrue(pprint.isreadable(safe),
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"expected isreadable for %r" % (safe,))
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# PrettyPrinter methods
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self.assertFalse(pp.isrecursive(safe),
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"expected not isrecursive for %r" % (safe,))
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self.assertTrue(pp.isreadable(safe),
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"expected isreadable for %r" % (safe,))
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def test_knotted(self):
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# Verify .isrecursive() and .isreadable() w/ recursion
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# Tie a knot.
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self.b[67] = self.a
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# Messy dict.
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self.d = {}
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self.d[0] = self.d[1] = self.d[2] = self.d
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pp = pprint.PrettyPrinter()
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for icky in self.a, self.b, self.d, (self.d, self.d):
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self.assertTrue(pprint.isrecursive(icky), "expected isrecursive")
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self.assertFalse(pprint.isreadable(icky), "expected not isreadable")
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self.assertTrue(pp.isrecursive(icky), "expected isrecursive")
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self.assertFalse(pp.isreadable(icky), "expected not isreadable")
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# Break the cycles.
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self.d.clear()
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del self.a[:]
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del self.b[:]
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for safe in self.a, self.b, self.d, (self.d, self.d):
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# module-level convenience functions
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self.assertFalse(pprint.isrecursive(safe),
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"expected not isrecursive for %r" % (safe,))
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self.assertTrue(pprint.isreadable(safe),
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"expected isreadable for %r" % (safe,))
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# PrettyPrinter methods
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self.assertFalse(pp.isrecursive(safe),
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"expected not isrecursive for %r" % (safe,))
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self.assertTrue(pp.isreadable(safe),
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"expected isreadable for %r" % (safe,))
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def test_unreadable(self):
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# Not recursive but not readable anyway
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pp = pprint.PrettyPrinter()
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for unreadable in type(3), pprint, pprint.isrecursive:
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# module-level convenience functions
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self.assertFalse(pprint.isrecursive(unreadable),
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"expected not isrecursive for %r" % (unreadable,))
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self.assertFalse(pprint.isreadable(unreadable),
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"expected not isreadable for %r" % (unreadable,))
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# PrettyPrinter methods
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self.assertFalse(pp.isrecursive(unreadable),
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"expected not isrecursive for %r" % (unreadable,))
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self.assertFalse(pp.isreadable(unreadable),
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"expected not isreadable for %r" % (unreadable,))
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def test_same_as_repr(self):
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# Simple objects, small containers and classes that overwrite __repr__
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# For those the result should be the same as repr().
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# Ahem. The docs don't say anything about that -- this appears to
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# be testing an implementation quirk. Starting in Python 2.5, it's
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# not true for dicts: pprint always sorts dicts by key now; before,
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# it sorted a dict display if and only if the display required
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# multiple lines. For that reason, dicts with more than one element
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# aren't tested here.
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for simple in (0, 0L, 0+0j, 0.0, "", uni(""), bytearray(),
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(), tuple2(), tuple3(),
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[], list2(), list3(),
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set(), set2(), set3(),
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frozenset(), frozenset2(), frozenset3(),
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{}, dict2(), dict3(),
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self.assertTrue, pprint,
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-6, -6L, -6-6j, -1.5, "x", uni("x"), bytearray(b"x"),
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(3,), [3], {3: 6},
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(1,2), [3,4], {5: 6},
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tuple2((1,2)), tuple3((1,2)), tuple3(range(100)),
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[3,4], list2([3,4]), list3([3,4]), list3(range(100)),
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set({7}), set2({7}), set3({7}),
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frozenset({8}), frozenset2({8}), frozenset3({8}),
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dict2({5: 6}), dict3({5: 6}),
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range(10, -11, -1),
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True, False, None,
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):
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native = repr(simple)
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self.assertEqual(pprint.pformat(simple), native)
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self.assertEqual(pprint.pformat(simple, width=1, indent=0)
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.replace('\n', ' '), native)
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self.assertEqual(pprint.saferepr(simple), native)
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def test_basic_line_wrap(self):
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# verify basic line-wrapping operation
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o = {'RPM_cal': 0,
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'RPM_cal2': 48059,
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'Speed_cal': 0,
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'controldesk_runtime_us': 0,
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'main_code_runtime_us': 0,
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'read_io_runtime_us': 0,
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'write_io_runtime_us': 43690}
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exp = """\
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{'RPM_cal': 0,
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'RPM_cal2': 48059,
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'Speed_cal': 0,
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'controldesk_runtime_us': 0,
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'main_code_runtime_us': 0,
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'read_io_runtime_us': 0,
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'write_io_runtime_us': 43690}"""
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for type in [dict, dict2]:
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self.assertEqual(pprint.pformat(type(o)), exp)
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o = range(100)
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exp = '[%s]' % ',\n '.join(map(str, o))
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for type in [list, list2]:
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self.assertEqual(pprint.pformat(type(o)), exp)
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o = tuple(range(100))
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exp = '(%s)' % ',\n '.join(map(str, o))
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for type in [tuple, tuple2]:
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self.assertEqual(pprint.pformat(type(o)), exp)
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# indent parameter
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o = range(100)
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exp = '[ %s]' % ',\n '.join(map(str, o))
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for type in [list, list2]:
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self.assertEqual(pprint.pformat(type(o), indent=4), exp)
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def test_nested_indentations(self):
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o1 = list(range(10))
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o2 = dict(first=1, second=2, third=3)
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o = [o1, o2]
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expected = """\
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[ [0, 1, 2, 3, 4, 5, 6, 7, 8, 9],
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{ 'first': 1,
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'second': 2,
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'third': 3}]"""
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self.assertEqual(pprint.pformat(o, indent=4, width=42), expected)
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def test_sorted_dict(self):
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# Starting in Python 2.5, pprint sorts dict displays by key regardless
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# of how small the dictionary may be.
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# Before the change, on 32-bit Windows pformat() gave order
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# 'a', 'c', 'b' here, so this test failed.
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d = {'a': 1, 'b': 1, 'c': 1}
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self.assertEqual(pprint.pformat(d), "{'a': 1, 'b': 1, 'c': 1}")
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self.assertEqual(pprint.pformat([d, d]),
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"[{'a': 1, 'b': 1, 'c': 1}, {'a': 1, 'b': 1, 'c': 1}]")
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# The next one is kind of goofy. The sorted order depends on the
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# alphabetic order of type names: "int" < "str" < "tuple". Before
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# Python 2.5, this was in the test_same_as_repr() test. It's worth
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# keeping around for now because it's one of few tests of pprint
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# against a crazy mix of types.
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self.assertEqual(pprint.pformat({"xy\tab\n": (3,), 5: [[]], (): {}}),
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r"{5: [[]], 'xy\tab\n': (3,), (): {}}")
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def test_subclassing(self):
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o = {'names with spaces': 'should be presented using repr()',
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'others.should.not.be': 'like.this'}
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exp = """\
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{'names with spaces': 'should be presented using repr()',
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others.should.not.be: like.this}"""
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self.assertEqual(DottedPrettyPrinter().pformat(o), exp)
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def test_set_reprs(self):
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self.assertEqual(pprint.pformat(set()), 'set([])')
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self.assertEqual(pprint.pformat(set(range(3))), 'set([0, 1, 2])')
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self.assertEqual(pprint.pformat(set(range(7)), width=20), '''\
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set([0,
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1,
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2,
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3,
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4,
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5,
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6])''')
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self.assertEqual(pprint.pformat(set2(range(7)), width=20), '''\
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set2([0,
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1,
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2,
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3,
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4,
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5,
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6])''')
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self.assertEqual(pprint.pformat(set3(range(7)), width=20),
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'set3([0, 1, 2, 3, 4, 5, 6])')
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self.assertEqual(pprint.pformat(frozenset()), 'frozenset([])')
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self.assertEqual(pprint.pformat(frozenset(range(3))),
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'frozenset([0, 1, 2])')
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self.assertEqual(pprint.pformat(frozenset(range(7)), width=20), '''\
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frozenset([0,
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1,
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2,
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3,
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4,
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5,
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6])''')
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self.assertEqual(pprint.pformat(frozenset2(range(7)), width=20), '''\
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frozenset2([0,
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1,
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2,
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3,
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4,
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5,
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6])''')
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self.assertEqual(pprint.pformat(frozenset3(range(7)), width=20),
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'frozenset3([0, 1, 2, 3, 4, 5, 6])')
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def test_set_of_sets_reprs(self):
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cube_repr_tgt = """\
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{frozenset([]): frozenset([frozenset([2]), frozenset([0]), frozenset([1])]),
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frozenset([0]): frozenset([frozenset([]),
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frozenset([0, 2]),
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frozenset([0, 1])]),
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frozenset([1]): frozenset([frozenset([]),
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frozenset([1, 2]),
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frozenset([0, 1])]),
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frozenset([2]): frozenset([frozenset([]),
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frozenset([1, 2]),
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frozenset([0, 2])]),
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frozenset([1, 2]): frozenset([frozenset([2]),
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frozenset([1]),
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frozenset([0, 1, 2])]),
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frozenset([0, 2]): frozenset([frozenset([2]),
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frozenset([0]),
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frozenset([0, 1, 2])]),
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frozenset([0, 1]): frozenset([frozenset([0]),
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frozenset([1]),
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frozenset([0, 1, 2])]),
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frozenset([0, 1, 2]): frozenset([frozenset([1, 2]),
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frozenset([0, 2]),
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frozenset([0, 1])])}"""
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cube = test.test_set.cube(3)
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self.assertEqual(pprint.pformat(cube), cube_repr_tgt)
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cubo_repr_tgt = """\
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{frozenset([frozenset([0, 2]), frozenset([0])]): frozenset([frozenset([frozenset([0,
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2]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([0]),
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frozenset([0,
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1])]),
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frozenset([frozenset([]),
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frozenset([0])]),
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frozenset([frozenset([2]),
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frozenset([0,
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2])])]),
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frozenset([frozenset([0, 1]), frozenset([1])]): frozenset([frozenset([frozenset([0,
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1]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([0]),
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frozenset([0,
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1])]),
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frozenset([frozenset([1]),
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frozenset([1,
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2])]),
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frozenset([frozenset([]),
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frozenset([1])])]),
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frozenset([frozenset([1, 2]), frozenset([1])]): frozenset([frozenset([frozenset([1,
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2]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([2]),
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frozenset([1,
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2])]),
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frozenset([frozenset([]),
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frozenset([1])]),
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frozenset([frozenset([1]),
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frozenset([0,
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1])])]),
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frozenset([frozenset([1, 2]), frozenset([2])]): frozenset([frozenset([frozenset([1,
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2]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([1]),
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frozenset([1,
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2])]),
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frozenset([frozenset([2]),
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frozenset([0,
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2])]),
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frozenset([frozenset([]),
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frozenset([2])])]),
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frozenset([frozenset([]), frozenset([0])]): frozenset([frozenset([frozenset([0]),
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frozenset([0,
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1])]),
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frozenset([frozenset([0]),
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frozenset([0,
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2])]),
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frozenset([frozenset([]),
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frozenset([1])]),
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frozenset([frozenset([]),
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frozenset([2])])]),
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frozenset([frozenset([]), frozenset([1])]): frozenset([frozenset([frozenset([]),
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frozenset([0])]),
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frozenset([frozenset([1]),
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frozenset([1,
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2])]),
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frozenset([frozenset([]),
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frozenset([2])]),
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frozenset([frozenset([1]),
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frozenset([0,
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1])])]),
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frozenset([frozenset([2]), frozenset([])]): frozenset([frozenset([frozenset([2]),
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frozenset([1,
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2])]),
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frozenset([frozenset([]),
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frozenset([0])]),
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frozenset([frozenset([]),
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frozenset([1])]),
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frozenset([frozenset([2]),
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frozenset([0,
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2])])]),
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frozenset([frozenset([0, 1, 2]), frozenset([0, 1])]): frozenset([frozenset([frozenset([1,
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2]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([0,
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2]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([0]),
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frozenset([0,
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1])]),
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frozenset([frozenset([1]),
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frozenset([0,
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1])])]),
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frozenset([frozenset([0]), frozenset([0, 1])]): frozenset([frozenset([frozenset([]),
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frozenset([0])]),
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frozenset([frozenset([0,
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1]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([0]),
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frozenset([0,
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2])]),
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frozenset([frozenset([1]),
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frozenset([0,
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1])])]),
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frozenset([frozenset([2]), frozenset([0, 2])]): frozenset([frozenset([frozenset([0,
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2]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([2]),
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frozenset([1,
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2])]),
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frozenset([frozenset([0]),
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frozenset([0,
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2])]),
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frozenset([frozenset([]),
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frozenset([2])])]),
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frozenset([frozenset([0, 1, 2]), frozenset([0, 2])]): frozenset([frozenset([frozenset([1,
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2]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([0,
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1]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([0]),
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frozenset([0,
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2])]),
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frozenset([frozenset([2]),
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frozenset([0,
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2])])]),
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frozenset([frozenset([1, 2]), frozenset([0, 1, 2])]): frozenset([frozenset([frozenset([0,
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2]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([0,
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1]),
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frozenset([0,
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1,
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2])]),
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frozenset([frozenset([2]),
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frozenset([1,
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2])]),
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frozenset([frozenset([1]),
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frozenset([1,
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2])])])}"""
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cubo = test.test_set.linegraph(cube)
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self.assertEqual(pprint.pformat(cubo), cubo_repr_tgt)
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def test_depth(self):
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nested_tuple = (1, (2, (3, (4, (5, 6)))))
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nested_dict = {1: {2: {3: {4: {5: {6: 6}}}}}}
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nested_list = [1, [2, [3, [4, [5, [6, []]]]]]]
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self.assertEqual(pprint.pformat(nested_tuple), repr(nested_tuple))
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self.assertEqual(pprint.pformat(nested_dict), repr(nested_dict))
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self.assertEqual(pprint.pformat(nested_list), repr(nested_list))
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lv1_tuple = '(1, (...))'
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lv1_dict = '{1: {...}}'
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lv1_list = '[1, [...]]'
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self.assertEqual(pprint.pformat(nested_tuple, depth=1), lv1_tuple)
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self.assertEqual(pprint.pformat(nested_dict, depth=1), lv1_dict)
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self.assertEqual(pprint.pformat(nested_list, depth=1), lv1_list)
|
|
|
|
|
|
class DottedPrettyPrinter(pprint.PrettyPrinter):
|
|
|
|
def format(self, object, context, maxlevels, level):
|
|
if isinstance(object, str):
|
|
if ' ' in object:
|
|
return repr(object), 1, 0
|
|
else:
|
|
return object, 0, 0
|
|
else:
|
|
return pprint.PrettyPrinter.format(
|
|
self, object, context, maxlevels, level)
|
|
|
|
|
|
def test_main():
|
|
test.test_support.run_unittest(QueryTestCase)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|