moto/moto/dynamodb/comparisons.py
2013-03-15 00:45:12 -04:00

21 lines
1.1 KiB
Python

# TODO add tests for all of these
COMPARISON_FUNCS = {
'EQ': lambda item_value, test_value: item_value == test_value,
'NE': lambda item_value, test_value: item_value != test_value,
'LE': lambda item_value, test_value: item_value <= test_value,
'LT': lambda item_value, test_value: item_value < test_value,
'GE': lambda item_value, test_value: item_value >= test_value,
'GT': lambda item_value, test_value: item_value > test_value,
'NULL': lambda item_value: item_value is None,
'NOT_NULL': lambda item_value: item_value is not None,
'CONTAINS': lambda item_value, test_value: test_value in item_value,
'NOT_CONTAINS': lambda item_value, test_value: test_value not in item_value,
'BEGINS_WITH': lambda item_value, test_value: item_value.startswith(test_value),
'IN': lambda item_value, test_value: item_value in test_value,
'BETWEEN': lambda item_value, lower_test_value, upper_test_value: lower_test_value <= item_value <= upper_test_value,
}
def get_comparison_func(range_comparison):
return COMPARISON_FUNCS.get(range_comparison)