### Question:
CharacterFieldImpl implements Field { @Override public String getDeclaration() { return String.format("%s = C%s", getName(), Long.toString(getDataLength())); } CharacterFieldImpl(final String fieldName, final long dataLength); @Override long getDataLength(); @Override String getDeclaration(); @Override int getListSize(); @Override String getName(); @Override Structure getStructure(); @Override DataType getType(); @Override String toString();  }### Answer:
@Test public void testGetDeclaration() { assertThat(field.getDeclaration()).isEqualTo("character_field = C123"); }