def test_is_none_with_none(self):
# Assure
tested_value = None
# Act
result = StringUtil.is_none(tested_value)
# Assert
self.assertTrue(result)
def test_is_none_with_whitespaces(self):
# Assure
tested_value = ' '
# Act
result = StringUtil.is_none(tested_value)
# Assert
self.assertTrue(result)
def test_is_none_with_something(self):
# Assure
tested_value = 'something'
# Act
result = StringUtil.is_none(tested_value)
# Assert
self.assertFalse(result)
def is_valid_json(params: str) -> bool:
""" Checks, if given string is a valid JSON. """
if StringUtil.is_none(params) or params.strip() == '{}':
return False
try:
json_object = json.loads(params)
except ValueError as e:
return False
return True