StandardAuthenticationManager_AuthenticatorsTest.java

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 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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 *
 *        http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.isis.core.runtime.authentication.standard;

import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.sameInstance;
import static org.junit.Assert.assertThat;

import java.util.List;

import org.jmock.Mockery;
import org.jmock.integration.junit4.JMock;
import org.jmock.integration.junit4.JUnit4Mockery;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;

import org.apache.isis.core.commons.config.IsisConfiguration;
import org.apache.isis.core.runtime.authentication.AuthenticationRequestPassword;

@RunWith(JMock.class)
public class StandardAuthenticationManager_AuthenticatorsTest {

    private final Mockery mockery = new JUnit4Mockery();

    private IsisConfiguration mockConfiguration;
    private AuthenticationManagerStandard authenticationManager;
    private Authenticator mockAuthenticator;

    @Before
    public void setUp() throws Exception {
        mockConfiguration = mockery.mock(IsisConfiguration.class);
        mockAuthenticator = mockery.mock(Authenticator.class);
        authenticationManager = new AuthenticationManagerStandard(mockConfiguration);
    }

    @Test
    public void shouldInitiallyHaveNoAuthenticators() throws Exception {
        assertThat(authenticationManager.getAuthenticators().size(), is(0));
    }

    @Test(expected = NoAuthenticatorException.class)
    public void shouldNotBeAbleToAuthenticateWithNoAuthenticators() throws Exception {
        authenticationManager.authenticate(new AuthenticationRequestPassword("foo", "bar"));
    }

    @Test
    public void shouldBeAbleToAddAuthenticators() throws Exception {
        authenticationManager.addAuthenticator(mockAuthenticator);
        assertThat(authenticationManager.getAuthenticators().size(), is(1));
        assertThat(authenticationManager.getAuthenticators().get(0), is(sameInstance(mockAuthenticator)));
    }

    @Test(expected = UnsupportedOperationException.class)
    public void shouldNotBeAbleToModifyReturnedAuthenticators() throws Exception {
        final List<Authenticator> authenticators = authenticationManager.getAuthenticators();
        authenticators.add(mockAuthenticator);
    }

}