def test_functions(self):
f1 = lambda x: abs(int(x))
f2 = lambda x: "number = %s" % x
f = models.IntField(pos=0, parse=f1, replacement=f2)
self.assertEqual(f.scan(row=["-10", "20"]), 10)
self.assertEqual(f.emit(10), 'number = 10')
self.assertEqual(f.emit(10, escaper=lambda x: "xx%sxx" % x),
'number = 10')
f3 = models.IntField(pos=0, parse=f1, replacement="number = {}")
self.assertEqual(f3.scan(row=["-10", "20"]), 10)
self.assertEqual(f3.emit(10), 'number = 10')
self.assertEqual(f3.emit(10, escaper=lambda x: "xx%sxx" % x),
'number = 10')
def test_basics(self):
f = models.IntField(pos=0, name='f')
self.assertEqual(f.default, 0)
self.assertFalse(f.key)
self.assertFalse(f.required)
self.assertEqual(f.scan(row=["10", "20"]), 10)
self.assertEqual(f.emit(10), 10)
self.assertEqual(f.json_schema(), {'f': {'type': 'integer'}})
class DefaultModel(models.Model):
a = models.HiddenField(pos=0)
b = models.IntField(pos=1, key=True)
c = models.NullIntField(pos=2)
d = models.StringField(pos=3)
e = models.NullStringField(pos=4)
f = models.BooleanField(pos=5)
g = models.NullField(pos=6)
h = models.UUIDField(pos=7)
i = models.JSONField(pos=8)
j = models.MappingField(pos=8, data_map={"M":"Male", "F": "Female"})
def test_parse_value(self):
f = models.IntField(pos=0, parse=lambda x: int(x) * 2)
self.assertEqual(f.scan(row=["10", "20"]), 20)
def test_exception_int(self):
f = models.IntField(pos=0)
self.assertRaises(ValueError, f.scan, row=["BLA", "20"])
def test_set_fields(self):
f = models.IntField(pos=0, key=True, required=True)
self.assertTrue(f.key)
self.assertTrue(f.required)
def test_default_null(self):
f = models.IntField(pos=0, nullable="NULL", default=10)
self.assertEqual(f.scan(row=["NULL", "20"]), None)
self.assertEqual(f.default, 10)
self.assertEqual(f.emit(None), 10)
def test_index_data_exception(self):
f = models.IntField(pos=2, name='f')
self.assertRaises(DataException, f.scan, row=["10", "20"])
def test_validation(self):
f = models.IntField(pos=0, validate=lambda x: int(x) < 100)
self.assertRaises(ValidationException, f.scan, row=["200", "20"])
def test_parse_row(self):
f = models.IntField(parse=lambda x: int(x[1]) * 2)
self.assertEqual(f.scan(row=["10", "20"]), 40)