tests/db/fields_test:
tests/db/fields_test:

Added tests for NullFloatField.


Former-commit-id: 62717d1ac78732a516500ea7c8bf5ca8a98c7cee [formerly a56c9a95553316a88c040539fc722c46fdbad256]
Former-commit-id: 8c6adc8913e588d8f1453cb49276d425f001025c
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine