@Before
public void setUp() throws Exception {
when(builderConfiguration.getAnnotationOrder()).thenReturn(order);
when(configBuilderFactory.getInstance(AnnotationHelper.class)).thenReturn(annotationHelper);
when(configBuilderFactory.getInstance(PropertyValueProcessor.class))
.thenReturn(propertyValueProcessor);
when(configBuilderFactory.getInstance(CommandLineValueProcessor.class))
.thenReturn(commandLineValueProcessor);
when(configBuilderFactory.getInstance(DefaultValueProcessor.class))
.thenReturn(defaultValueProcessor);
when(propertyValueProcessor.getValue(
Matchers.any(PropertyValue.class), Matchers.any(ConfigBuilderFactory.class)))
.thenReturn("propertyValue");
when(commandLineValueProcessor.getValue(
Matchers.any(CommandLineValue.class), Matchers.any(ConfigBuilderFactory.class)))
.thenReturn("commandLineValue");
fieldValueExtractor = new FieldValueExtractor(configBuilderFactory);
}
@Test
public void testExtractValueWithNullValue() throws Exception {
field = TestConfig.class.getDeclaredField("testField");
PropertyValue propertyValue = field.getAnnotation(PropertyValue.class);
CommandLineValue commandLineValue = field.getAnnotation(CommandLineValue.class);
List<Annotation> orderList = Lists.newArrayList(propertyValue, commandLineValue);
when(annotationHelper.getAnnotationsInOrder(
Matchers.any(Field.class), Matchers.any(Class[].class)))
.thenReturn(orderList);
when(propertyValueProcessor.getValue(
Matchers.any(PropertyValue.class), Matchers.any(ConfigBuilderFactory.class)))
.thenReturn(null);
when(commandLineValueProcessor.getValue(
Matchers.any(CommandLineValue.class), Matchers.any(ConfigBuilderFactory.class)))
.thenReturn(null);
Object result = fieldValueExtractor.extractValue(field, builderConfiguration);
assertEquals(null, result);
}