/*
 * Copyright (C) 2013 David Sowerby
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
 * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations under the License.
 */
package uk.q3c.krail.core.shiro;

import com.mycila.testing.junit.MycilaJunitRunner;
import com.mycila.testing.plugin.guice.GuiceContext;
import com.vaadin.server.ErrorEvent;
import org.apache.shiro.authz.UnauthenticatedException;
import org.apache.shiro.authz.UnauthorizedException;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import uk.q3c.krail.core.navigate.Navigator;
import uk.q3c.krail.core.user.notify.UserNotifier;

import static org.mockito.Mockito.*;

@RunWith(MycilaJunitRunner.class)
@GuiceContext({})
public class KrailErrorHandlerTest {

    KrailErrorHandler handler;
    @Mock
    UnauthenticatedExceptionHandler authenticationHandler;
    @Mock
    UnauthorizedExceptionHandler authorisationHandler;

    @Mock
    Navigator navigator;

    @Mock
    ErrorEvent event;

    @Mock
    NotAGuestExceptionHandler notAGuestExceptionHandler;

    @Mock
    NotAUserExceptionHandler notAUserExceptionHandler;

    @Mock
    private UserNotifier userNotifier;

    @Before
    public void setup() {
        handler = new KrailErrorHandler(authenticationHandler, notAGuestExceptionHandler, notAUserExceptionHandler, authorisationHandler,
                navigator, userNotifier);
    }



    @Test
    public void authentication() {

        // given
        Throwable exception = new UnauthenticatedException();
        when(event.getThrowable()).thenReturn(exception);
        // when
        handler.error(event);
        // then
        verify(authenticationHandler).invoke();

    }

    @Test
    public void authorisation() {

        // given
        Throwable exception = new UnauthorizedException();
        when(event.getThrowable()).thenReturn(exception);
        // when
        handler.error(event);
        // then
        verify(authorisationHandler).invoke();
        verify(event, times(1)).getThrowable();

    }

    @Test
    public void other() {

        // given
        // given
        Throwable exception = new NullPointerException();
        when(event.getThrowable()).thenReturn(exception);
        // when
        handler.error(event);
        // then check default has been called
        // not a great check but the only I can use with static methods
        verify(navigator).error(exception);

    }

}