@Test
public void cannotFulfill() throws Throwable {
when(requirements.canFulfill()).thenReturn(false);
Runner runner = runnerBuilder.runnerForClass(TestCase.class);
assertNull(runner);
}
@Test
public void canFulfill() throws Throwable {
when(requirements.canFulfill()).thenReturn(true);
Runner runner = runnerBuilder.runnerForClass(TestCase.class);
assertNotNull(runner);
assertThat(runner, is(RequirementsRunner.class));
}