@Test public void testGreeting() { assertThat( greeting(), equalTo("Hello, world!")); }
static String greeting() { return "Hello, world!"; }
HelloWorld { static String greeting() { return "Hello, world!"; } }
HelloWorld { static String greeting() { return "Hello, world!"; }  }
HelloWorld { static String greeting() { return "Hello, world!"; }  static void main(String[] args); }
HelloWorld { static String greeting() { return "Hello, world!"; }  static void main(String[] args);  }