should be false when missing
should be true when is used as boolean attribute(present)
should be true when set to empty string
should be true when set to a truthy string
should be true when set to a computed value (true)
should be false when set to a computed value (false)
should be true when set to an integer
should be false when missing
should be true when is used as boolean attribute(present)
should be true when set to empty string
should be true when set to a truthy string
should be true when set to a computed value (true)
should be false when set to a computed value (false)
should be true when set to an integer