def testDiff(self): """MultipleElement diff method""" elem = MultipleElement(SimpleElement(check='digit')) # (empty) <=> (empty) added, changed, removed = elem.diff(elem) self.assertTrue(len(added) == len(removed) == len(changed) == 0) elem.add(3) elem.add(9) elem.add(4) # itself added, changed, removed = elem.diff(elem) self.assertTrue(len(added) == len(removed) == len(changed) == 0) # elem <=> (empty) added, changed, removed = elem.diff(elem.emptycopy()) self.assertTrue(len(added) == len(changed) == 0) self.assertEqual(removed.get(), [3, 9, 4]) # (empty) <=> elem added, changed, removed = elem.emptycopy().diff(elem) self.assertTrue(len(removed) == len(changed) == 0) self.assertEqual(added.get(), [3, 9, 4]) # Mixed other = elem.copy() other.remove(4) other.add(5) added, changed, removed = elem.diff(other) self.assertEqual(changed.get(), None) self.assertEqual(added.get(), [5]) self.assertEqual(removed.get(), [4])
def testBase(self): """MultipleElement base methods""" elem = MultipleElement(SimpleElement(check='string')) # Default self.assertEqual(elem.get([]), []) # First add() elem.add("3") self.assertEqual(elem.get(), ["3"]) self.assertEqual(elem.content(), ["3"]) self.assertEqual(elem[0], "3") self.assertEqual(str(elem), "3") self.assertEqual(len(elem), 1) # Second add() elem.add("5") elem.add("7") self.assertEqual(elem.get(), ["3", "5", "7"]) self.assertEqual(elem.content(), ["3", "5", "7"]) self.assertEqual(elem[1], "5") self.assertEqual(str(elem), "3\n5\n7") self.assertEqual(len(elem), 3) # Remove an item del elem[1] self.assertEqual(elem.get(), ["3", "7"]) self.assertEqual(len(elem), 2) elem.remove("3") self.assertEqual(elem.get(), ["7"]) self.assertEqual(len(elem), 1) self.assertRaises(KeyError, elem.remove, "6") # replace() elem.replace("12") self.assertEqual(elem.get(), ["12"]) # clear() elem.clear() self.assertEqual(len(elem), 0) # parse() elem.parse("4") self.assertEqual(elem.get(), ["4"]) self.assertEqual(str(elem), "4") self.assertEqual(len(elem), 1) # __eq__ other = elem.emptycopy() self.assertNotEqual(elem, other) other.add("4") self.assertEqual(elem, other)
def testBase(self): """MultipleElement base methods""" elem = MultipleElement(SimpleElement(check='string')) # Default self.assertEqual(elem.get([]), []) # First add() elem.add("3") self.assertEqual(elem.get(), ["3"]) self.assertEqual(elem.content(), ["3"]) self.assertEqual(elem[0], "3") self.assertEqual(str(elem), "3") self.assertEqual(len(elem), 1) # Second add() elem.add("5") elem.add("7") self.assertEqual(elem.get(), ["3", "5", "7"]) self.assertEqual(elem.content(), ["3", "5", "7"]) self.assertEqual(elem[1], "5") self.assertEqual(str(elem), "3 5 7") self.assertEqual(len(elem), 3) # Remove an item del elem[1] self.assertEqual(elem.get(), ["3", "7"]) self.assertEqual(len(elem), 2) elem.remove("3") self.assertEqual(elem.get(), ["7"]) self.assertEqual(len(elem), 1) self.assertRaises(KeyError, elem.remove, "6") # replace() elem.replace("12") self.assertEqual(elem.get(), ["12"]) # clear() elem.clear() self.assertEqual(len(elem), 0) # parse() elem.parse("4") self.assertEqual(elem.get(), ["4"]) self.assertEqual(str(elem), "4") self.assertEqual(len(elem), 1) # __eq__ other = elem.emptycopy() self.assertNotEqual(elem, other) other.add("4") self.assertEqual(elem, other)
def testCopy(self): """MultipleElement copy methods""" elem = MultipleElement(SimpleElement(check='digit')) # Empty self.assertEqual(len(elem.emptycopy()), 0) self.assertEqual(elem.copy().as_dict(), elem.as_dict()) # With some content elem.add(3) elem.add(5) self.assertEqual(len(elem.emptycopy()), 0) self.assertEqual(elem.copy().as_dict(), elem.as_dict())
def test_diff_key_simple_element(self): """MultipleElement diff method with simple elements with a specific key""" class MyElement(SimpleElement): def __init__(self, check='digit', default=None, value=None): SimpleElement.__init__(self, check, default, value) def key(self): return self.get() / 2 elem = MultipleElement(MyElement()) elem.add(7) elem.add(4) other = elem.copy() other.remove(7) other.add(6) added, changed, removed = elem.diff(other) self.assertEqual(added.get(), None) self.assertEqual(removed.get(), None) self.assertEqual(changed.get(), [6]) self.assertEqual(changed.elements()[0].old.get(), 7)
def test_str_fold(self): """MultipleElement uses range-based folding when format to str""" elem = MultipleElement(SimpleElement(check='string')) # By default, no folding is done when cast to str elem.add('3') elem.add('4') elem.add('5') self.assertEqual(str(elem), "3\n4\n5") # With enabled folding elem.fold = True self.assertEqual(str(elem), '[3-5]') # Folding keeps order elem.clear() elem.add('3') elem.add('5') elem.add('4') self.assertEqual(str(elem), "[3,5]\n4")