Moved testing of builtin types out of test_builtin and into type specific modules

Lib/test/test_float.py

@@ -9,6 +9,117 @@ import operator
 INF = float("inf")
 NAN = float("nan")
 
+class GeneralFloatCases(unittest.TestCase):
+
+    def test_float(self):
+        self.assertEqual(float(3.14), 3.14)
+        self.assertEqual(float(314), 314.0)
+        self.assertEqual(float(314L), 314.0)
+        self.assertEqual(float("  3.14  "), 3.14)
+        self.assertRaises(ValueError, float, "  0x3.1  ")
+        self.assertRaises(ValueError, float, "  -0x3.p-1  ")
+        self.assertRaises(ValueError, float, "  +0x3.p-1  ")
+        self.assertRaises(ValueError, float, "++3.14")
+        self.assertRaises(ValueError, float, "+-3.14")
+        self.assertRaises(ValueError, float, "-+3.14")
+        self.assertRaises(ValueError, float, "--3.14")
+        if have_unicode:
+            self.assertEqual(float(unicode("  3.14  ")), 3.14)
+            self.assertEqual(float(unicode("  \u0663.\u0661\u0664  ",'raw-unicode-escape')), 3.14)
+            # Implementation limitation in PyFloat_FromString()
+            self.assertRaises(ValueError, float, unicode("1"*10000))
+
+    @test_support.run_with_locale('LC_NUMERIC', 'fr_FR', 'de_DE')
+    def test_float_with_comma(self):
+        # set locale to something that doesn't use '.' for the decimal point
+        # float must not accept the locale specific decimal point but
+        # it still has to accept the normal python syntac
+        import locale
+        if not locale.localeconv()['decimal_point'] == ',':
+            return
+
+        self.assertEqual(float("  3.14  "), 3.14)
+        self.assertEqual(float("+3.14  "), 3.14)
+        self.assertEqual(float("-3.14  "), -3.14)
+        self.assertEqual(float(".14  "), .14)
+        self.assertEqual(float("3.  "), 3.0)
+        self.assertEqual(float("3.e3  "), 3000.0)
+        self.assertEqual(float("3.2e3  "), 3200.0)
+        self.assertEqual(float("2.5e-1  "), 0.25)
+        self.assertEqual(float("5e-1"), 0.5)
+        self.assertRaises(ValueError, float, "  3,14  ")
+        self.assertRaises(ValueError, float, "  +3,14  ")
+        self.assertRaises(ValueError, float, "  -3,14  ")
+        self.assertRaises(ValueError, float, "  0x3.1  ")
+        self.assertRaises(ValueError, float, "  -0x3.p-1  ")
+        self.assertRaises(ValueError, float, "  +0x3.p-1  ")
+        self.assertEqual(float("  25.e-1  "), 2.5)
+        self.assertEqual(fcmp(float("  .25e-1  "), .025), 0)
+
+    def test_floatconversion(self):
+        # Make sure that calls to __float__() work properly
+        class Foo0:
+            def __float__(self):
+                return 42.
+
+        class Foo1(object):
+            def __float__(self):
+                return 42.
+
+        class Foo2(float):
+            def __float__(self):
+                return 42.
+
+        class Foo3(float):
+            def __new__(cls, value=0.):
+                return float.__new__(cls, 2*value)
+
+            def __float__(self):
+                return self
+
+        class Foo4(float):
+            def __float__(self):
+                return 42
+
+        self.assertAlmostEqual(float(Foo0()), 42.)
+        self.assertAlmostEqual(float(Foo1()), 42.)
+        self.assertAlmostEqual(float(Foo2()), 42.)
+        self.assertAlmostEqual(float(Foo3(21)), 42.)
+        self.assertRaises(TypeError, float, Foo4(42))
+
+    def test_floatasratio(self):
+        for f, ratio in [
+                (0.875, (7, 8)),
+                (-0.875, (-7, 8)),
+                (0.0, (0, 1)),
+                (11.5, (23, 2)),
+            ]:
+            self.assertEqual(f.as_integer_ratio(), ratio)
+
+        for i in range(10000):
+            f = random.random()
+            f *= 10 ** random.randint(-100, 100)
+            n, d = f.as_integer_ratio()
+            self.assertEqual(float(n).__truediv__(d), f)
+
+        R = fractions.Fraction
+        self.assertEqual(R(0, 1),
+                         R(*float(0.0).as_integer_ratio()))
+        self.assertEqual(R(5, 2),
+                         R(*float(2.5).as_integer_ratio()))
+        self.assertEqual(R(1, 2),
+                         R(*float(0.5).as_integer_ratio()))
+        self.assertEqual(R(4728779608739021, 2251799813685248),
+                         R(*float(2.1).as_integer_ratio()))
+        self.assertEqual(R(-4728779608739021, 2251799813685248),
+                         R(*float(-2.1).as_integer_ratio()))
+        self.assertEqual(R(-2100, 1),
+                         R(*float(-2100.0).as_integer_ratio()))
+
+        self.assertRaises(OverflowError, float('inf').as_integer_ratio)
+        self.assertRaises(OverflowError, float('-inf').as_integer_ratio)
+        self.assertRaises(ValueError, float('nan').as_integer_ratio)
+
 class FormatFunctionsTestCase(unittest.TestCase):
 
     def setUp(self):

Lib/test/test_list.py

@@ -4,6 +4,39 @@ from test import test_support, list_tests
 class ListTest(list_tests.CommonTest):
     type2test = list
 
+    def test_basic(self):
+        self.assertEqual(list([]), [])
+        l0_3 = [0, 1, 2, 3]
+        l0_3_bis = list(l0_3)
+        self.assertEqual(l0_3, l0_3_bis)
+        self.assert_(l0_3 is not l0_3_bis)
+        self.assertEqual(list(()), [])
+        self.assertEqual(list((0, 1, 2, 3)), [0, 1, 2, 3])
+        self.assertEqual(list(''), [])
+        self.assertEqual(list('spam'), ['s', 'p', 'a', 'm'])
+
+        if sys.maxint == 0x7fffffff:
+            # This test can currently only work on 32-bit machines.
+            # XXX If/when PySequence_Length() returns a ssize_t, it should be
+            # XXX re-enabled.
+            # Verify clearing of bug #556025.
+            # This assumes that the max data size (sys.maxint) == max
+            # address size this also assumes that the address size is at
+            # least 4 bytes with 8 byte addresses, the bug is not well
+            # tested
+            #
+            # Note: This test is expected to SEGV under Cygwin 1.3.12 or
+            # earlier due to a newlib bug.  See the following mailing list
+            # thread for the details:
+
+            #     http://sources.redhat.com/ml/newlib/2002/msg00369.html
+            self.assertRaises(MemoryError, list, xrange(sys.maxint // 2))
+
+        # This code used to segfault in Py2.4a3
+        x = []
+        x.extend(-y for y in x)
+        self.assertEqual(x, [])
+
     def test_truth(self):
         super(ListTest, self).test_truth()
         self.assert_(not [])

Lib/test/test_str.py

@@ -17,6 +17,20 @@ class StrTest(
     def fixtype(self, obj):
         return obj
 
+    def test_basic_creation(self):
+        self.assertEqual(str(''), '')
+        self.assertEqual(str(0), '0')
+        self.assertEqual(str(0L), '0')
+        self.assertEqual(str(()), '()')
+        self.assertEqual(str([]), '[]')
+        self.assertEqual(str({}), '{}')
+        a = []
+        a.append(a)
+        self.assertEqual(str(a), '[[...]]')
+        a = {}
+        a[0] = a
+        self.assertEqual(str(a), '{0: {...}}')
+
     def test_formatting(self):
         string_tests.MixinStrUnicodeUserStringTest.test_formatting(self)
         self.assertRaises(OverflowError, '%c'.__mod__, 0x1234)

Lib/test/test_tuple.py

@@ -7,6 +7,13 @@ class TupleTest(seq_tests.CommonTest):
         super(TupleTest, self).test_len()
         # calling built-in types without argument must return empty
         self.assertEqual(tuple(), ())
+        t0_3 = (0, 1, 2, 3)
+        t0_3_bis = tuple(t0_3)
+        self.assert_(t0_3 is t0_3_bis)
+        self.assertEqual(tuple([]), ())
+        self.assertEqual(tuple([0, 1, 2, 3]), (0, 1, 2, 3))
+        self.assertEqual(tuple(''), ())
+        self.assertEqual(tuple('spam'), ('s', 'p', 'a', 'm'))
 
     def test_truth(self):
         super(TupleTest, self).test_truth()