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add 'blank' field option to allow empty text in required fields (default: false)

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This commit is contained in:
Mark Riedesel 2024-03-31 11:14:16 -04:00
parent 74b7935ced
commit 5f4dc8b80f
5 changed files with 71 additions and 9 deletions
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49
tests/test_records.py
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@ -8,6 +8,7 @@ from pyaccuwage.fields import StateField
from pyaccuwage.fields import TextField
from pyaccuwage.fields import ZeroField
from pyaccuwage.fields import StaticField
from pyaccuwage.fields import ValidationError
from pyaccuwage.model import Model
class TestModelOutput(unittest.TestCase):
@ -90,7 +91,7 @@ class TestFileFormats(unittest.TestCase):
record_identifier = 'B' # 1 byte
zero1 = ZeroField(max_length=32)
text1 = TextField(max_length=71)
text2 = TextField(max_length=20)
text2 = TextField(max_length=20, required=False)
blank2 = BlankField(max_length=4)
record_types = [TestModelA, TestModelB]
@ -130,3 +131,49 @@ class TestFileFormats(unittest.TestCase):
original_bytes = pyaccuwage.dumps(records)
reloaded_bytes = pyaccuwage.dumps(records_loaded)
self.assertEqual(original_bytes, reloaded_bytes)
class TestRequiredFields(unittest.TestCase):
def createTestRecord(self, required=False, blank=False):
class Record(pyaccuwage.model.Model):
record_length = 16
record_identifier = ''
test_field = TextField(max_length=16, required=required, blank=blank)
record = Record()
def dump():
return pyaccuwage.dumps([record])
return (record, dump)
def testRequiredBlankField(self):
(record, dump) = self.createTestRecord(required=True, blank=True)
record.test_field.value # if nothing is ever assigned, raise error
self.assertRaises(ValidationError, dump)
record.test_field.value = '' # value may be empty string
dump()
def testRequiredNonblankField(self):
(record, dump) = self.createTestRecord(required=True, blank=False)
record.test_field.value # if nothing is ever assigned, raise error
self.assertRaises(ValidationError, dump)
record.test_field.value = '' # value must not be empty string
self.assertRaises(ValidationError, dump)
record.test_field.value = 'hello'
dump()
def testOptionalBlankField(self):
(record, dump) = self.createTestRecord(required=False, blank=True)
record.test_field.value # OK if nothing is ever assigned
dump()
record.test_field.value = '' # OK if empty string is assigned
dump()
record.test_field.value = 'hello'
dump()
def testOptionalNonBlankField(self):
(record, dump) = self.createTestRecord(required=False, blank=False)
record.test_field.value # OK if nothing is ever assigned
dump()
record.test_field.value = '' # OK if empty string is assigned
dump()
record.test_field.value = 'hello'
dump()