### Question:
Library { public boolean someLibraryMethod() { return true; }  boolean someLibraryMethod();  }### Answer:
@Test public void testSomeLibraryMethod() { final Library classUnderTest = new Library(); assertThat(classUnderTest.someLibraryMethod()).isTrue(); }
@Test public void testSomeLibraryMethod() { Library classUnderTest = new Library(); assertTrue(classUnderTest.someLibraryMethod(), "someLibraryMethod should return 'true'"); }
@Test public void testSomeLibraryMethod() { Library classUnderTest = new Library(); assertTrue("someLibraryMethod should return 'true'", classUnderTest.someLibraryMethod()); }