def test_to_smaller_then_from(self):
event = {'from': 100, 'to': 80}
context = {}
result = generate_pages_range_handler(event, context)
assert 'errors' in result
assert len(result['errors']) == 1
assert 'Expected to parameter bigger or equal from parameter, was from: 100 to: 80' in result['errors']
def test_from_parameter_smaller_then_0(self):
event = {'from': -10, 'to': 11}
context = {}
result = generate_pages_range_handler(event, context)
assert 'errors' in result
assert len(result['errors']) == 1
assert 'Expected form parameter bigger then 0, was -10' in result['errors']
def test_from_parameter_not_a_number(self):
event = {'from': '1b', 'to': 10}
context = {}
result = generate_pages_range_handler(event, context)
assert 'errors' in result
assert len(result['errors']) == 1
assert 'Expected form parameter as number, was 1b' in result['errors']
def test_missing_to_parameter(self):
event = {'from': 10}
context = {}
result = generate_pages_range_handler(event, context)
assert 'errors' in result
assert len(result['errors']) == 1
assert 'Missing to parameter.' in result['errors']
def test_happy_path(self):
event = {'from': 80, 'to': 100}
context = {}
result = generate_pages_range_handler(event, context)
assert 'from' in result
assert 'to' in result
assert result['from']==80
assert result['to']==100
def test_no_parameters(self):
event = {}
context = {}
result = generate_pages_range_handler(event, context)
assert 'errors' in result
assert len(result['errors']) == 2
assert 'Missing to parameter.' in result['errors']
assert 'Missing from parameter.' in result['errors']