1 import unittest 2 from test import test_support 3 4 import time 5 6 class StructSeqTest(unittest.TestCase): 7 8 def test_tuple(self): 9 t = time.gmtime() 10 astuple = tuple(t) 11 self.assertEqual(len(t), len(astuple)) 12 self.assertEqual(t, astuple) 13 14 # Check that slicing works the same way; at one point, slicing t[i:j] with 15 # 0 < i < j could produce NULLs in the result. 16 for i in xrange(-len(t), len(t)): 17 self.assertEqual(t[i:], astuple[i:]) 18 for j in xrange(-len(t), len(t)): 19 self.assertEqual(t[i:j], astuple[i:j]) 20 21 for j in xrange(-len(t), len(t)): 22 self.assertEqual(t[:j], astuple[:j]) 23 24 self.assertRaises(IndexError, t.__getitem__, -len(t)-1) 25 self.assertRaises(IndexError, t.__getitem__, len(t)) 26 for i in xrange(-len(t), len(t)-1): 27 self.assertEqual(t[i], astuple[i]) 28 29 def test_repr(self): 30 t = time.gmtime() 31 self.assertTrue(repr(t)) 32 t = time.gmtime(0) 33 self.assertEqual(repr(t), 34 "time.struct_time(tm_year=1970, tm_mon=1, tm_mday=1, tm_hour=0, " 35 "tm_min=0, tm_sec=0, tm_wday=3, tm_yday=1, tm_isdst=0)") 36 37 def test_concat(self): 38 t1 = time.gmtime() 39 t2 = t1 + tuple(t1) 40 for i in xrange(len(t1)): 41 self.assertEqual(t2[i], t2[i+len(t1)]) 42 43 def test_repeat(self): 44 t1 = time.gmtime() 45 t2 = 3 * t1 46 for i in xrange(len(t1)): 47 self.assertEqual(t2[i], t2[i+len(t1)]) 48 self.assertEqual(t2[i], t2[i+2*len(t1)]) 49 50 def test_contains(self): 51 t1 = time.gmtime() 52 for item in t1: 53 self.assertIn(item, t1) 54 self.assertNotIn(-42, t1) 55 56 def test_hash(self): 57 t1 = time.gmtime() 58 self.assertEqual(hash(t1), hash(tuple(t1))) 59 60 def test_cmp(self): 61 t1 = time.gmtime() 62 t2 = type(t1)(t1) 63 self.assertEqual(t1, t2) 64 self.assertTrue(not (t1 < t2)) 65 self.assertTrue(t1 <= t2) 66 self.assertTrue(not (t1 > t2)) 67 self.assertTrue(t1 >= t2) 68 self.assertTrue(not (t1 != t2)) 69 70 def test_fields(self): 71 t = time.gmtime() 72 self.assertEqual(len(t), t.n_fields) 73 self.assertEqual(t.n_fields, t.n_sequence_fields+t.n_unnamed_fields) 74 75 def test_constructor(self): 76 t = time.struct_time 77 78 self.assertRaises(TypeError, t) 79 self.assertRaises(TypeError, t, None) 80 self.assertRaises(TypeError, t, "123") 81 self.assertRaises(TypeError, t, "123", dict={}) 82 self.assertRaises(TypeError, t, "123456789", dict=None) 83 84 s = "123456789" 85 self.assertEqual("".join(t(s)), s) 86 87 def test_eviltuple(self): 88 class Exc(Exception): 89 pass 90 91 # Devious code could crash structseqs' contructors 92 class C: 93 def __getitem__(self, i): 94 raise Exc 95 def __len__(self): 96 return 9 97 98 self.assertRaises(Exc, time.struct_time, C()) 99 100 def test_reduce(self): 101 t = time.gmtime() 102 x = t.__reduce__() 103 104 def test_extended_getslice(self): 105 # Test extended slicing by comparing with list slicing. 106 t = time.gmtime() 107 L = list(t) 108 indices = (0, None, 1, 3, 19, 300, -1, -2, -31, -300) 109 for start in indices: 110 for stop in indices: 111 # Skip step 0 (invalid) 112 for step in indices[1:]: 113 self.assertEqual(list(t[start:stop:step]), 114 L[start:stop:step]) 115 116 def test_main(): 117 test_support.run_unittest(StructSeqTest) 118 119 if __name__ == "__main__": 120 test_main() 121
