def _fld_checker(self, field):
"""
Expected results from validate
QValidator::Invalid 0 The string is clearly invalid.
QValidator::Intermediate 1 The string is a plausible intermediate value.
QValidator::Acceptable 2 The string is acceptable as a final result; i.e. it is valid.
"""
DECIMAL_SEPARATOR = QLocale().decimalPoint()
OTHER_SEPARATOR = ',' if DECIMAL_SEPARATOR == '.' else '.'
validator = QgsFieldValidator(None, field, '0.0', '')
def _test(value, expected):
ret = validator.validate(value, 0)
self.assertEqual(ret[0], expected, "%s != %s" % (ret[0], expected))
if value:
self.assertEqual(
validator.validate('-' + value, 0)[0], expected,
'-' + value)
# Valid
_test('0.1234', QValidator.Acceptable)
# Apparently we accept comma only when locale say so
if DECIMAL_SEPARATOR != '.':
_test('0,1234', QValidator.Acceptable)
# If precision is > 0, regexp validator is used (and it does not support sci notation)
if field.precision() == 0:
_test('12345.1234e+123', QValidator.Acceptable)
_test('12345.1234e-123', QValidator.Acceptable)
if DECIMAL_SEPARATOR != '.':
_test('12345,1234e+123', QValidator.Acceptable)
_test('12345,1234e-123', QValidator.Acceptable)
_test('', QValidator.Acceptable)
# Out of range
_test('12345.1234e+823', QValidator.Intermediate)
_test('12345.1234e-823', QValidator.Intermediate)
if DECIMAL_SEPARATOR != '.':
_test('12345,1234e+823', QValidator.Intermediate)
_test('12345,1234e-823', QValidator.Intermediate)
# Invalid
_test('12345-1234', QValidator.Invalid)
_test('onetwothree', QValidator.Invalid)
int_field = self.vl.fields()[self.vl.fields().indexFromName(
'int_field')]
self.assertEqual(int_field.precision(),
0) # this is what the provider reports :(
self.assertEqual(int_field.length(), 0) # not set
self.assertEqual(int_field.type(), QVariant.Int)
validator = QgsFieldValidator(None, int_field, '0', '')
# Valid
_test('0', QValidator.Acceptable)
_test('1234', QValidator.Acceptable)
_test('', QValidator.Acceptable)
# Invalid
_test('12345-1234', QValidator.Invalid)
_test('12345%s1234' % DECIMAL_SEPARATOR, QValidator.Invalid)
_test('onetwothree', QValidator.Invalid)
def test_validator(self):
# Test the double
"""
Expected results from validate
QValidator::Invalid 0 The string is clearly invalid.
QValidator::Intermediate 1 The string is a plausible intermediate value.
QValidator::Acceptable 2 The string is acceptable as a final result; i.e. it is valid.
"""
double_field = self.vl.fields()[self.vl.fields().indexFromName(
'double_field')]
self.assertEqual(double_field.precision(),
0) # this is what the provider reports :(
self.assertEqual(double_field.length(), 0) # not set
self.assertEqual(double_field.type(), QVariant.Double)
validator = QgsFieldValidator(None, double_field, '0.0', '')
def _test(value, expected):
ret = validator.validate(value, 0)
self.assertEqual(ret[0], expected, value)
if value:
self.assertEqual(
validator.validate('-' + value, 0)[0], expected,
'-' + value)
# Check the decimal comma separator has been properly transformed
if expected != QValidator.Invalid:
self.assertEqual(ret[1], value.replace(',', '.'))
# Valid
_test('0.1234', QValidator.Acceptable)
_test('0,1234', QValidator.Acceptable)
_test('12345.1234e+123', QValidator.Acceptable)
_test('12345.1234e-123', QValidator.Acceptable)
_test('12345,1234e+123', QValidator.Acceptable)
_test('12345,1234e-123', QValidator.Acceptable)
_test('', QValidator.Acceptable)
# Out of range
_test('12345.1234e+823', QValidator.Intermediate)
_test('12345.1234e-823', QValidator.Intermediate)
_test('12345,1234e+823', QValidator.Intermediate)
_test('12345,1234e-823', QValidator.Intermediate)
# Invalid
_test('12345-1234', QValidator.Invalid)
_test('onetwothree', QValidator.Invalid)
int_field = self.vl.fields()[self.vl.fields().indexFromName(
'int_field')]
self.assertEqual(int_field.precision(),
0) # this is what the provider reports :(
self.assertEqual(int_field.length(), 0) # not set
self.assertEqual(int_field.type(), QVariant.Int)
validator = QgsFieldValidator(None, int_field, '0', '')
# Valid
_test('0', QValidator.Acceptable)
_test('1234', QValidator.Acceptable)
_test('', QValidator.Acceptable)
# Invalid
_test('12345-1234', QValidator.Invalid)
_test('12345.1234', QValidator.Invalid)
_test('onetwothree', QValidator.Invalid)
