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