How to use Augmenter class of org.openqa.selenium.remote package

@Rule    
public ExpectedException expectedException;

@Before
public void setup()
{
    expectedException = ExpectedException.none();
}

public Throwable assertThrows(Class<? extends Throwable> expectedException, java.util.concurrent.Callable<?> funky) {
    try {
        funky.call();
    } catch (Throwable e) {
        if (expectedException.isInstance(e)) {
            return e;
        }
        throw new AssertionError(
                String.format("Expected [%s] to be thrown, but was [%s]", expectedException, e));
    }
    throw new AssertionError(
            String.format("Expected [%s] to be thrown, but nothing was thrown.", expectedException));
}

//given

//when
Throwable throwable = catchThrowable(() -> anyService.anyMethod(object));

//then
AnyException anyException = (AnyException) throwable;
assertThat(anyException.getMessage()).isEqualTo("........");
assertThat(exception.getCode()).isEqualTo(".......);

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