### Question:
FloatWrapperDeserializer extends PrimitiveDeserializer<Float> { public Float deserialize(String value) { return isBlank(value) ? null : valueOf(value); }  Float deserialize(String value);  }### Answer:
@Test public void shouldDeserializeToFloat() throws Exception { assertEquals(Float.valueOf(-1), deserialize(toTest, "-1")); }
@Test public void shouldDeserializeNullToNull() throws Exception { assertNull(deserialize(toTest, null)); }