spring-boot/spring-boot-project/spring-boot-cli/test-samples/book_and_tests.groovy

class Book {
	String author
	String title
}

class BookTests {
	@Test
	void testBooks() {
		Book book = new Book(author: "Tom Clancy", title: "Threat Vector")
		assertEquals("Tom Clancy", book.author)
	}
}