ArgumentsSourceParameterizedTest.java

class ArgumentsSourceParameterizedTest{
  	@ParameterizedTest
	@ArgumentsSource(MyArgumentProvider.class)
	void argumentSourceArgumentsStream(Person arg) {
		assertNotNull(arg);
		assertTrue(arg.getFullName().contains(" "));
		assertFalse(arg.getAge() < 0);
	}

	static class MyArgumentProvider implements ArgumentsProvider {
		@Override
		public Stream<? extends Arguments> provideArguments(ExtensionContext context) {
			Person personA = new Person("Ryosuke", "Uchitate", 27, Gender.MAN);
			Person personB = new Person("Taro", "Uchitate", 20, Gender.MAN);
			return Stream.of(personA, personB).map(Arguments::of);
		}
	}
}