/**
 * Copyright (c) 2014, Sebastian Sdorra
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. Neither the name of SCM-Manager; nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * http://bitbucket.org/sdorra/scm-manager
 *
 */



package sonia.scm.web;

//~--- non-JDK imports --------------------------------------------------------

import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.codec.Base64;

import org.junit.Test;
import org.junit.runner.RunWith;

import org.mockito.Mock;
import org.mockito.junit.MockitoJUnitRunner;

import static org.hamcrest.Matchers.*;

import static org.junit.Assert.*;

import static org.mockito.Mockito.*;

//~--- JDK imports ------------------------------------------------------------

import javax.servlet.http.HttpServletRequest;

import org.junit.Before;

/**
 * TODO add test with {@link UserAgentParser}.
 * 
 * @author Sebastian Sdorra
 */
@RunWith(MockitoJUnitRunner.class)
public class BasicWebTokenGeneratorTest
{
  
  /**
   * Set up object under test. 
   * Use {@code null} as {@link UserAgentParser}.
   */
  @Before
  public void setUpObjectUnderTest() {
    generator = new BasicWebTokenGenerator(null);
  }

  /**
   * Method description
   *
   */
  @Test
  public void testCreateToken()
  {
    String trillian = Base64.encodeToString("trillian:secret".getBytes());

    when(request.getHeader("Authorization")).thenReturn(
      "Basic ".concat(trillian));

    AuthenticationToken token = generator.createToken(request);

    assertThat(token, instanceOf(UsernamePasswordToken.class));

    UsernamePasswordToken upt = (UsernamePasswordToken) token;

    assertEquals("trillian", token.getPrincipal());
    assertArrayEquals("secret".toCharArray(), upt.getPassword());
  }

  /**
   * Method description
   *
   */
  @Test
  public void testCreateTokenWithWrongAuthorizationHeader()
  {
    when(request.getHeader("Authorization")).thenReturn("NONBASIC ASD");
    assertNull(generator.createToken(request));
  }

  /**
   * Method description
   *
   */
  @Test
  public void testCreateTokenWithWrongBasicAuthorizationHeader()
  {
    when(request.getHeader("Authorization")).thenReturn("Basic ASD");
    assertNull(generator.createToken(request));
  }

  /**
   * Method description
   *
   */
  @Test
  public void testCreateTokenWithoutAuthorizationHeader()
  {
    assertNull(generator.createToken(request));
  }

  /**
   * Method description
   *
   */
  @Test
  public void testCreateTokenWithoutPassword()
  {
    String trillian = Base64.encodeToString("trillian:".getBytes());

    when(request.getHeader("Authorization")).thenReturn(
      "Basic ".concat(trillian));
    assertNull(generator.createToken(request));
  }

  //~--- fields ---------------------------------------------------------------
  
  private BasicWebTokenGenerator generator;
  
  /** Field description */
  @Mock
  private HttpServletRequest request;
}
