@Test
public void castingStaticFieldInjection() throws Exception {
final Field field = CastingInjectorTestCase.class.getField("stringField");
final Injector<String> fieldInjector =
new FieldInjector<String>(
Values.<CastingInjectorTestCase>nullValue(), Values.immediateValue(field));
final Injector<Object> castingInjector =
new CastingInjector<String>(fieldInjector, String.class);
castingInjector.inject("injection");
assertEquals("injection", stringField);
castingInjector.uninject();
assertNull(stringField);
castingInjector.inject(null);
assertNull(listField);
castingInjector.inject("");
assertEquals("", stringField);
try {
castingInjector.inject(new StringBuffer());
fail("InjectionException expected");
} catch (InjectionException e) {
}
}
@Test
public void nullCastingInjector() throws Exception {
final Field field = CastingInjectorTestCase.class.getField("stringField");
final Injector<String> fieldInjector =
new FieldInjector<String>(
Values.<CastingInjectorTestCase>nullValue(), Values.immediateValue(field));
Injector<Object> castingInjector = new CastingInjector<String>(null, String.class);
try {
castingInjector.inject("injection");
fail("NullPointerException expected");
} catch (NullPointerException e) {
}
castingInjector = new CastingInjector<String>(fieldInjector, null);
try {
castingInjector.inject("injection");
fail("NullPointerException expected");
} catch (NullPointerException e) {
}
castingInjector = new CastingInjector<String>(null, null);
try {
castingInjector.inject("injection");
fail("NullPointerException expected");
} catch (NullPointerException e) {
}
}
private static Injector<Object> getPropertyInjector(
final String propertyName,
final List<ClassReflectionIndex> mBeanClassHierarchy,
final Service<?> service,
final Value<?> value) {
final Method setterMethod = ReflectionUtils.getSetter(mBeanClassHierarchy, propertyName);
return new MethodInjector<Object>(
setterMethod, service, Values.nullValue(), Collections.singletonList(value));
}